Used Bosch PDC (Park Distance Control) control unit designed for Peugeot 407 vehicles equipped with factory parking assistance. This compact electronic module manages ultrasonic sensors, interprets distance signals and provides audible/visual warnings to the driver. Supplied with original reference numbers 9656174280 / 9659350680 and Bosch internals (0263004095), the unit is an economical choice for mechanics and experienced DIYers who need a direct-fit replacement for a faulty parking assist ECU.

Compatibility And Application

Fits Peugeot 407 models equipped with Bosch Parking Assist systems (factory rear/complete PDC wiring). Commonly used on sedan, SW (estate) and coupe body styles where the original part numbers match: 9656174280, 9659350680. Verify that the vehicle is fitted with a Bosch PDC system before installation.

Technical Information

• Manufacturer: Bosch
• Model: Peugeot 407
• Product Codes: 9656174280, 9659350680
• Additional Numbers: 0263004095, 6590L7, 6590T5

Function And Typical Fault Symptoms

The module processes signals from the ultrasonic sensors and controls the parking aid indicators and buzzer. Common failure symptoms include intermittent or complete loss of PDC warnings, constant beep or fault tone, error messages on the instrument cluster, or disabled parking assist lights. In many cases the sensors themselves report errors to the control unit which then records fault codes.

Installation Recommendations

• Always disconnect the battery before starting removal or installation to avoid electrical damage.
• Access the unit by removing the necessary trim in the rear luggage area (units are typically mounted near the rear bumper or inside the boot behind trim panels).
• Carefully unplug the multi-pin connector(s) and release any mounting clips or screws. Compare connector shapes and pin counts before connecting the replacement.
• After mechanical installation, reconnect the battery and clear fault codes with a diagnostic tool. Verify sensor signals and perform any required initialization or calibration using a compatible diagnostic interface (e.g., PSA/DiagBox or equivalent) to ensure full functionality.
• Use dielectric grease on connectors if corrosion or moisture was present on the original unit to improve long-term reliability.

Why This Part Fails Most Often

• Water Ingress And Corrosion: Moisture penetration into connectors or the housing leads to short circuits and electronic failures.
• Impact Damage: Rear-end impacts or heavy shocks can physically damage sensors or the ECU mounting, causing failure.
• Electrical Surges And Faulty Wiring: Short circuits, poor ground connections or damaged sensor wiring can overload the unit.
• Sensor Failures: Defective ultrasonic sensors can create error conditions that render the control unit inoperative or put it into fail-safe mode.
• Age And Environmental Stress: Thermal cycling and vibration over years of service degrade solder joints and electronic components.

Practical Notes For Mechanics And DIYers

This used Bosch parking assist ECU is a cost-effective replacement for units with confirmed electronic faults. While mechanical replacement is straightforward for a trained mechanic, final commissioning often requires a diagnostic tool to clear stored fault codes and confirm sensor operation. If multiple sensors show errors, inspect wiring and connector continuity before replacing the control unit to avoid unnecessary repeat replacements.

This Bosch Parking Distance Control (PDC) ECU is a direct-fit replacement option for Peugeot 407 vehicles equipped with factory Park Assist. Ideal for professional workshops and experienced DIY mechanics, this control module processes ultrasonic sensor signals and drives the interior/exterior indicators and buzzer to assist with low-speed parking maneuvers. The unit is identified by multiple common part numbers and is suited for vehicles that display parking sensor faults, constant beeping, or no parking guidance at the rear/front.

Technical Information

• Manufacturer: Bosch
• Model: Peugeot 407
• Product Codes: 0263004095
• Additional Numbers: 6590L7, 6590T5, 9656174280, 9659350680, 263004095

Overview

The Parking Assist Control Unit (PDC ECU) interprets signals from the ultrasonic sensors and manages audible and visual feedback to the driver when reversing or maneuvering at low speed. It continuously monitors sensor inputs, validates distances, and triggers the buzzer or dashboard indicators when obstacles are detected. Proper function requires intact sensors, correct wiring, and a healthy vehicle power supply.

Compatibility And Fitment

This module is intended for use in Peugeot 407 vehicles equipped with factory parking assistance systems. Compatibility should be confirmed by matching the unit’s part numbers listed above with the vehicle’s original part number. Typical fitment locations are behind interior trim in the boot/bootside area or near the rear bumper harness, depending on model variant.

Replacement Procedure

Recommended basic steps for experienced technicians or competent DIY mechanics:

1. Disconnect The Battery Before Work To Prevent Short Circuits And Protect Electronics.
2. Access The Module By Removing Relevant Interior Trim Panels In The Boot Or Rear Side Panels—Take Care Not To Damage Clips.
3. Unplug The Electrical Connectors And Release Any Mounting Brackets Or Screws Securing The Unit.
4. Fit The New Unit In Place, Reconnect All Connectors Securely And Reassemble Trim Panels.
5. Restore Battery Power And Verify Basic Functionality. Full Commissioning May Require Coding Or Initialization (See Installation And Coding Section).

Installation And Coding – Important

– The Unit Is Used And May Be Paired With The Original Vehicle (VIN/PIN/Keys).
– Options For Commissioning:
1) Cloning Data From The Old Unit (EEPROM/Flash) – After Cloning The Unit Is Plug And Play.
2) Virginization And Subsequent Initialization/Telecoding Via DiagBox (Or Online) + Key Adaptation.
– Recommended To Be Performed By A Specialist With PSA Service Equipment (DiagBox/Lexia/PP2000).
– Always Disconnect The Battery Before Removal/Installation And Follow Manufacturer Procedures To Avoid Damaging The Unit.

Why This Part Fails Most Often

• Water Ingress Or Moisture Causing Corrosion On Connector Pins Or Internal Electronics.
• Impact Damage From Rear Collisions Affecting Sensors Or The Control Unit.
• Damaged Wiring Harnesses Or Loose/Corroded Connectors Leading To Intermittent Faults.
• Sensor Failures That Cause The ECU To Report Errors Or Enter A Fault State.
• Aging Components And Thermal Stress Over Time, Especially In Vehicles Exposed To Road Salt And Humidity.

Tips For Diagnosis

• Check Fuses, Ground Connections And Connector Condition Before Replacing The ECU.
• Inspect Sensor Plugs And Wiring For Corrosion, Damage Or Water Traces.
• Perform A Visual Inspection For Signs Of Impact Or Deformation On The Bumper And Sensor Housings.
• Consider Cloning Or Proper Initialization When Installing A Replacement Unit To Ensure Full System Functionality.

This SAGEM S2000PM2 engine control unit (ECU) is a direct-fit replacement for Citroën Berlingo and Peugeot Partner models equipped with the 1.4i KFW petrol engine. Designed for professional workshops and experienced DIY mechanics, the unit answers common faults such as intermittent no-start, rough idling, loss of power and engine management faults. Supplied with the OE product numbers listed below, this ECU offers a reliable path to restoring proper engine management and drivability when the original unit fails or develops electronic/immobiliser issues.

Technical Information

Manufacturer: SAGEM
Model: S2000PM2
Product Codes: 9657018780, 9649433980
Other Numbers: 1940KJ, 194411

Compatibility

Fits Citroën Berlingo and Peugeot Partner vehicles equipped with the 1.4i KFW petrol engine. Always check the product codes listed above against the unit being replaced to confirm match with the vehicle application.

Function And Common Symptoms

The ECU controls fuel injection timing, ignition signals, sensor processing and communicates with the vehicle immobiliser and dashboard systems. When the ECU malfunctions, typical symptoms include:

• Engine Won’t Start Or Cranks But No Ignition
• Intermittent Stalling Or Rough Idle
• Loss Of Power, Misfires Or Hesitation Under Load
• Illuminated Engine Management / MIL Light And Stored Fault Codes
• Communication Errors With Other Control Modules

Why The Part Typically Fails

There Is No Scheduled Replacement Interval For This Unit. Failures Are Often Age Or Condition Related And Tend To Increase After Several Years Or High Mileage. The Most Common Causes Are:

• Moisture Ingress Or Corrosion On Connectors Leading To Intermittent Contacts
• Heat Stress And Thermal Cycling Causing Electronic Component Degradation
• Electrical Surges Or Short Circuits In The Wiring Harness
• Damage During Previous Repairs Or Improper Handling (Static Discharge)
• Immobiliser Or Key Pairing Issues After Unit Replacement

How To Replace On The Vehicle

Location Of The ECU Varies By Model Year; It Is Typically Mounted In The Engine Bay Or Under The Dashboard. General Replacement Steps For Experienced Technicians:

• Disconnect The Battery Negative Terminal Before Any Work To Prevent Damage.
• Gain Access To The Unit (Remove Protective Covers Or Panels As Required).
• Label And Carefully Disconnect All Wiring Harnesses And Secure Mounting Fasteners.
• Install The Replacement Unit, Reconnect Harnesses And Refit Covers.
• Perform Required Coding/Initialization So The ECU Works With The Immobiliser And Other Modules (See Installation And Coding Section Below).

Installation Recommendations

For Best Results Follow These Recommendations:

• Always Disconnect The Battery Before Removing Or Installing The ECU.
• Avoid Static Discharge — Handle The Unit By Its Housing, Not The Pins.
• Inspect Wiring Harness And Connectors For Corrosion Or Damage And Repair As Needed.
• Use Manufacturer Diagnostic Tools For Coding And Fault Clearing Where Possible.
• If The Vehicle Shows Immobiliser Or Communication Faults After Fitment, Check Pairing/Coding Procedures.

Installation And Coding – Important

• The Unit Is Used And Is “Paired” With The Original Vehicle (VIN/PIN/Keys).
• Options For Commissioning:
1. Cloning Data From The Old Unit (EEPROM/Flash) – After Cloning The Unit Is Plug And Play.
2. Virginization And Subsequent Initialization/Telecoding Via DiagBox (Or Online) + Key Adaptation.
• Recommended To Be Performed By A Specialist With PSA Service Equipment (DiagBox/Lexia/PP2000).
• Before Removal/Installation Always Disconnect The Battery And Follow The Manufacturer Procedure To Avoid Damaging The Unit.

Tip For Workshops And DIYers

This ECU Is Suited For Replacement Work By Professional Mechanics And Experienced Home Mechanics Familiar With Engine Management Systems. Correct Coding Or Cloning Is Essential To Restore Full Functionality, Especially If Immobiliser Or Key Synchronisation Is Required. If You Observe Intermittent Electrical Symptoms Prior To Replacement, Inspect Connectors And Grounds First — These Are Common, Fixable Causes That May Avoid ECU Replacement.

This Battery Positive Cable Harness is an OE-fit wiring assembly designed for 2.0 16V engines and provides the main positive power connection between the battery and the vehicle electrical system. Ideal for professional workshops and DIY mechanics, the harness replaces worn or damaged positive battery leads that cause starting problems, voltage drops or inconsistent charging. Common search terms: Battery Positive Cable, Battery Cable Harness, Peugeot 307 Battery Cable, 9655329880, 9661639980, 5642GF.

• Direct fit for Peugeot 307 2.0 16V RFJ applications.
• Includes all terminal ends and mounting points as supplied with the original harness.
• Restores reliable high-current connection for starter motor and primary vehicle electrics.
• Main SKU and cross-references included for fast identification: 9655329880, 9661639980, 5642GF.

Technical Information

• Manufacturer: Stellantis / Peugeot
• Model: Peugeot 307 2.0 16V RFJ
• Product Codes: 9655329880, 9661639980, 5642GF
• Additional Numbers: NFP (as marked in supplier notes)

Installation Recommendations

Follow safe workshop practice. Always disconnect the negative battery terminal before beginning work to avoid short circuits. Remove any battery hold-downs and gain clear access to the harness routing. Replace the worn harness by detaching terminal connections at the battery, starter/alternator junctions and any inline fuses or distribution blocks, then fit the new harness following the original routing and secure all clips and fasteners. Reconnect battery terminals with the negative terminal last. Use appropriate sized spanners, terminal cleaners and dielectric grease on exposed connections to reduce corrosion. If mounting hardware or terminal clamps are corroded or damaged, replace them to ensure a solid electrical connection.

Common Failure Causes

• Corrosion At Terminals: Battery acid and moisture cause high resistance and poor contact, leading to slow cranking or intermittent faults.
• Heat And Engine Bay Wear: Proximity to hot components can degrade insulation and melt sheathing, exposing conductors.
• Mechanical Damage: Chafing against bodywork, vibration or rodent damage can cut or perforate the cable.
• Loose Or Damaged Clamps: Poorly secured terminals lead to arcing and increased resistance under high current.

Signs That Replacement Is Needed: Difficult engine cranking, voltage drop during start, visible corrosion, melted insulation, or persistent electrical faults related to starter and charging circuits. Replacement of the harness restores full current capacity and reliable starting performance.

This harness is suitable for technicians and competent DIYers who can follow safe procedures. For workshops, keeping original part numbers (9655329880, 9661639980, 5642GF) handy speeds up lookup and ensures correct fitment.

The Magneti Marelli IAW 6LPB injection control unit is a direct-fit engine ECU used on a range of Citroën and Peugeot models. This unit, often searched for by its product numbers 9657870480 and 9659057580 or internal references 1943JT, 1943A3, 1942ZR and 1943A2, manages fuel injection, ignition timing and interface with engine sensors to ensure smooth running and emission control. Suitable for professional workshops and competent DIY mechanics, this ECU offers reliable engine management when correctly installed and configured.

Function

The ECU controls fuel injection events, ignition timing, idle control, and reads inputs from sensors such as crankshaft position, engine temperature, air mass, and throttle position. It processes sensor data and sends commands to injectors, ignition coils and actuators to optimize performance and fuel economy. Faulty ECUs commonly produce drivability issues such as misfires, stalling, poor starting, limp mode or incorrect injector/ignition timing.

Technical Information

• Manufacturer: Magneti Marelli
• Model: IAW 6LPB
• Product Codes: 9657870480, 9659057580
• Additional Numbers: 1943JT, 1943A3, 1942ZR, 1943A2

Applications

Commonly fitted to a range of Citroën and Peugeot models. Examples include Citroën C5 and Peugeot 307, 407. Always check the listed product numbers against the unit fitted to the vehicle to confirm compatibility.

Replacement Procedure

• Park the vehicle on a level surface, engage the parking brake and remove the ignition key.
• Disconnect the negative battery terminal and wait a short period to ensure capacitors discharge.
• Locate the ECU (position varies by model: engine bay or under-dash depending on model year and application) and remove any protective covers or trim panels.
• Carefully unplug the wiring harness connectors, releasing any locking tabs. Avoid pulling on wires; pull the connector body.
• Unbolt the ECU from its mounting bracket and fit the replacement unit in the reverse order.
• Reconnect connectors securely and reinstall covers. Reconnect the battery only after the unit is mechanically secured.
• After physical installation, perform cloning or coding as required (see Installation and Coding – Important below).

Installation Recommendations

Handle the ECU as an electronic component: avoid contact with liquids, protect against electrostatic discharge and ensure connector pins are clean and free of corrosion. Use correct tools, observe connector locking sequences, and do not force connectors. Follow the vehicle manufacturer’s removal and installation torque and fastening guidelines where provided.

Installation and Coding – Important

• The unit is used and is ‘paired’ with the original vehicle (VIN/PIN/keys).
• Options for commissioning:
1. Cloning data from the old unit (EEPROM/Flash) – after cloning the unit is plug and play.
2. Virginization and subsequent initialization/telecoding via DiagBox (or online) plus key adaptation.
• Recommended to be performed by a specialist with PSA service equipment (DiagBox/Lexia/PP2000).
• Before removal/installation always disconnect the battery and follow the manufacturer’s procedure to avoid damaging the unit.

Why This Part Fails

Common causes of ECU failure include water ingress and corrosion at connectors, thermal stress and degraded solder joints, voltage spikes from charging or starter systems, and damage from improper handling or poor grounding. Symptoms appear as drivability problems, error codes, or complete loss of engine management functions. There is no fixed replacement interval; failures are usually age- and environment-related.

Recommendations

For a successful repair, inspect wiring, connectors and grounds before replacing the ECU. If possible, recover EEPROM/Flash data from the original unit and clone it to the replacement to preserve immobilizer and vehicle-specific settings. If cloning is not possible, professional initialization and telecoding with PSA diagnostic tools is required.

Description

High-quality used engine wiring harness designed for the 2.0 16V RFJ petrol engines fitted in several Citroën and Peugeot models. This harness carries all vital power and signal circuits between the engine control systems, sensors and actuators (injectors, ignition coils, sensors, alternator, starter circuit and related relays). It is an economical solution for mechanics and experienced DIYers who need a direct-fit replacement by part numbers 9658495380 / 6558ZA.

Buying by part number increases the chance of finding the exact match quickly: include references 9658495380 and 6558ZA when searching. The harness is suitable for vehicles listed in the compatibility section below and is intended to replace a damaged or faulty engine loom to restore reliable engine management and electrical connectivity.

Technical Information

• Manufacturer: Stellantis (Citroën/Peugeot)
• Model(s): Peugeot 307 CC (2005), Peugeot 307, Peugeot 206, Citroën C4 (see vehicle fitment by code)
• Product Codes: 9658495380, 6558ZA
• Additional Numbers: NFP (as listed)

Fitment And Function

The harness is specific to the RFJ 2.0 16V engine layout. It routes power and signal lines for engine sensors (MAF, MAP, crankshaft/camshaft position), fuel injectors, ignition coils, alternator, starter and associated relays/fuses. Proper fitment ensures correct sensor signals reach the engine control unit and that actuators receive stable power for reliable starting and running.

Replacing The Harness — Overview

1. Disconnect Battery: Always disconnect the negative battery terminal before starting electrical work.
2. Access: Remove engine covers, airbox, intake piping and any obstructing components to access the loom routing path.
3. Label And Unplug: Label connectors or take photos before unplugging. Unplug sensor and actuator connectors carefully using proper release tools to avoid damaging clips.
4. Remove Fixings: Unclip the harness from brackets and remove any protective conduits or tape holding it in place.
5. Install New Harness: Route the replacement harness following original clips and brackets. Ensure no chafing points and adequate clearance from hot components (exhaust manifold, turbo heat shields if applicable).
6. Reconnect And Secure: Reconnect all plugs, secure with original clips and replace removed components. Reconnect the battery and perform an electrical check and engine start. Clear any stored fault codes if present.

Installation Recommendations

• Work With The Engine Cold: Perform the replacement on a cool engine to avoid burns and heat damage to connectors.
• Use Dielectric Grease: Apply dielectric grease to exposed connector pins to reduce corrosion risk where appropriate.
• Check Grounds And Fusebox: Inspect engine earth straps and fusebox connectors for corrosion; poor grounds can mimic harness faults.
• Secure Routing: Avoid tight bends and contact with sharp edges; use original clips and protective tubing to prevent future wear.
• Diagnostics: After installation, scan for fault codes and confirm sensor readings to verify correct operation.

Why This Part Fails Most Often

Engine wiring harnesses typically fail due to mechanical or environmental damage rather than electronic wear: insulation abrasion from vibration and contact with sharp edges, heat degradation near exhaust components, connector corrosion from moisture, rodent chewing, or previous incorrect repairs and splices that weaken the loom. Water ingress and oil/chemical contamination accelerate connector and insulation failure.

Why Choose This Harness

Replacing a damaged loom with a correct-fit harness by matching part numbers (9658495380 / 6558ZA) restores reliable electrical paths and helps eliminate intermittent faults, misfires, sensor errors and starting issues. For professional workshops and skilled DIYers this is a cost-effective way to get the vehicle back to dependable operation with fewer diagnostic unknowns.

Description

Used left-hand retractable roof switch designed for the Peugeot 307 CC. This direct-fit replacement restores reliable control of the convertible roof mechanism and is often searched for by its part number 8484L5. Ideal for professional technicians and experienced DIYers who need a straightforward swap to return full roof operation. The switch controls the roof motor circuits and provides tactile feedback for open/close commands.

Technical Information

• Manufacturer: Stellantis / Peugeot
• Model: Peugeot 307 CC
• Product Codes: 8484L5
• Other Numbers: NFP

Fits Models

Peugeot 307 CC (convertible coupe). Verify part number 8484L5 when searching for compatibility.

Replacement Procedure

Basic replacement steps for a competent mechanic or skilled DIYer:

• Disconnect the negative battery terminal before starting to prevent short circuits and accidental motor activation.
• Remove the interior trim or roof console panel that houses the switch (carefully pry with trim tools to avoid damaging clips and headliner).
• Unplug the electrical connector from the switch and release any retaining clips or screws.
• Install the replacement switch by reversing the removal steps: connect the connector, secure the switch, and refit the trim panels.
• Reconnect the battery and test the roof operation through a full open/close cycle before final reassembly.

Installation Recommendations

• Use soft trim tools to avoid damaging the headliner and plastic parts.
• Inspect wiring and connector pins for corrosion or damage; clean contacts if necessary and apply a light dielectric protection if exposed.
• Test switch function before fully reassembling trim to confirm correct operation.
• Keep the workspace dry and avoid contaminating the switch contacts with lubricants or cleaning agents.

Most Common Failure Causes

Retractable roof switches commonly fail due to wear of internal contacts and microswitches from repeated use, moisture ingress or dirt contamination, and occasionally connector corrosion or wiring faults. Mechanical damage from improper removal or pressure on the switch can also lead to malfunction. Addressing wiring/connectivity issues when replacing the switch helps prevent repeated failures.

Why Choose This Part

If your Peugeot 307 CC roof is unresponsive or intermittently operable and fault tracing points to the control switch, replacing it with a correctly coded part number like 8484L5 is a cost-effective repair. The unit supplied was tested and verified functional, making it a practical option for timely repairs in workshop or home garage environments.

Quick Tip

Search by part number 8484L5 to locate matching listings and to speed up procurement during scheduled repairs.

Replace worn or damaged locking components with a complete lock set specifically for the Peugeot 307 CC. This kit includes the ignition barrel, driver door lock and fuel filler flap lock plus one key, restoring secure access and reliable starting. Designed for mechanics and experienced DIYers, the set matches original mounting points and mechanical interfaces to simplify installation and reduce vehicle downtime. Commonly searched by part numbers, this replacement is a practical solution when tumblers wear, keys break or corrosion prevents smooth operation.

Technical Information

• Manufacturer: Stellantis (Peugeot/Citroën)
• Model: Peugeot 307 CC
• Product Codes: 4162KH, 4162KF
• Other Numbers: NFP

Installation And Recommendations

Basic replacement steps (general guidance for mechanics and competent DIYers):

• Disconnect the negative battery terminal before starting work to avoid electrical faults.
• Remove the door card and interior trim to access the door lock cylinder; for the ignition barrel remove steering column covers to access retaining screws or clips.
• Release retaining clips or screws holding the lock cylinders and carefully withdraw the old components.
• Fit the new lock components in the reverse order, ensuring linkages and rods are correctly engaged and fasteners are torqued to the manufacturer specification.
• Check the fuel flap actuator/latch operation and ensure the filler flap closes and locks securely.
• Verify that the new key operates the door, fuel flap and ignition smoothly; if the vehicle is equipped with an immobilizer, key programming/coding may be required for engine start—confirm if a transponder is present prior to installation.

Recommended tools: Torx/Phillips drivers, trim removal tools, pliers, small flat screwdrivers and a socket set. Work in a dry environment and lubricate moving parts with appropriate lock lubricant after fitting.

Why This Part Commonly Fails

• Mechanical Wear: Frequent use causes tumbler wear and loss of precise engagement between key and cylinder.
• Corrosion and Dirt: Moisture ingress and road contaminants can corrode components or cause sticking.
• Broken Or Worn Keys: Damaged key profiles damage lock tumblers and prevent proper operation.
• Freezing Or Jamming: In cold climates water ingress can freeze, immobilizing the mechanism.
• Accidental Damage Or Vandalism: Forced entry attempts or impacts can deform lock housings and rods.

Practical Tips

• Inspect and lubricate locks periodically to extend service life—use a graphite or dedicated lock lubricant rather than heavy oils that attract dirt.
• If multiple locks are stiff or intermittent, consider replacing the entire set to ensure uniform operation and single-key convenience.
• When replacing the ignition barrel, confirm whether the supplied key includes a transponder; if not, plan for key cutting and immobilizer programming if required by the vehicle.

High-quality used instrument suitable for professional garages and DIY enthusiasts who service Peugeot 307 models. This unit carries original product identifiers and is often sought under reference numbers 9648629680 or 6103J6. It is a direct-fit instrument cluster removed from a vehicle with a documented mileage of 252,000 km. Ideal for replacing faulty clusters that show incorrect mileage, non-functional gauges or intermittent electrical faults.

Key Features

• Direct Fit For Peugeot 307 (including 307 CC) With 2.0 16V Engine
• Original Manufacturer Unit (OEM Reference Numbers Included)
• Displays Speed And Total Mileage; Includes Standard Dashboard Indicators
• Common Replacement For Faulty Or Intermittent Cluster Functions
• Searched By Reference Numbers: 9648629680, P9648629680, 6103J6

Technical Information

• Manufacturer: Peugeot (Stellantis)
• Model: Peugeot 307 I & II; Peugeot 307 CC — 2.0 16V
• Product Codes: 9648629680, P9648629680
• Additional Numbers: 6103J6, A01, NFP

How Replacement Is Performed

Replacement of the instrument cluster is straightforward for experienced technicians and competent DIYers. Typical steps:

• Disconnect Battery Before Starting Work.
• Remove Trim And Surrounds Around The Dashboard Cluster (Carefully Release Clips To Avoid Breakage).
• Unscrew The Cluster Retaining Screws And Gently Pull The Unit Forward.
• Disconnect Electrical Connectors And Any Ribbon Cables (Note Their Orientation).
• Install Replacement Unit, Reconnect Connectors, Test All Functions Before Reassembling Trim.

After fitting, verify instrument illumination, gauges and warning lights. Some functions may require initialization or odometer synchronization with specialized tools to ensure full compatibility with vehicle systems.

Installation Recommendation

• Always Disconnect The Battery And Wait A Few Minutes Before Starting To Avoid Electrical Damage.
• Use Correct Tools To Avoid Damaging Dash Trim And Connectors.
• Handle The Cluster Carefully To Protect Printed Circuit Board And Connectors From Static Or Mechanical Damage.
• If Mileage Or Advanced Functions Need To Match The Vehicle, Perform Cloning/Calibration With Appropriate Diagnostic Equipment.

Why The Part Most Commonly Fails

• Age-Related Wear: Stepper Motors, Mechanical Gauges Or Display Elements Can Wear Out Over Time.
• Electrical Issues: Faulty Solder Joints, Corrosion Or Connector Problems Due To Vibration And Heat.
• Moisture Ingress: Water Or Condensation Can Damage Electronics And Cause Intermittent Failures.
• Backlight Or LCD Degradation: LED Or Display Components Can Dim Or Fail With Age.

Notes For Professionals And Enthusiasts

This instrument is commonly ordered by referencing its product codes (9648629680 / 6103J6). It is well suited for workshop replacement and emergency repairs. If you require a direct replacement unit matching these references, this cluster is a practical option for Peugeot 307 vehicles with the 2.0 16V engine.

Order now using the listed product codes to find the exact match for your repair job and minimize downtime in the workshop.

Product Overview

This injection control unit (ECU) Magneti Marelli IAW 48P2.77 is a direct-fit electronic control module used on petrol Peugeot 206 1.1i engines. It is commonly searched by its part numbers (9646570280, 9645989480, 1938NH, 48P2.77), which makes it easy to find for professional technicians and DIY enthusiasts looking for a replacement unit. The unit manages fuel injection timing, ignition timing, and several engine management functions to ensure smooth running, accurate fuelling and emissions control.

Key Benefits

• Direct compatibility with Peugeot 206 1.1i applications when matching correct part numbers.
• Restores proper engine management: idle stability, fuel consumption, and throttle response.
• Ideal for workshops and experienced DIY mechanics who replace control units by part number.

Symptoms Indicating ECU Fault

Typical symptoms that suggest this ECU may be faulty include: engine not starting, intermittent stalling, misfires, poor acceleration, irregular idle, illuminated engine management light, fault codes related to injection/ignition or loss of communication with other modules.

Replacement Procedure (Overview)

Replacing the ECU should be performed carefully to avoid electrical damage or immobilizer issues. Typical steps:

• Disconnect the negative battery terminal before starting.
• Locate and remove any trim or soundproofing covering the ECU (usually in the engine bay or under the dashboard depending on vehicle specification).
• Unplug all wiring harness connectors from the ECU, releasing any locking tabs.
• Remove mounting bolts and extract the old unit. Handle the unit by its casing and avoid touching connector pins.
• Fit the replacement ECU, secure mounting bolts, and reconnect harnesses making sure connectors fully engage and locking tabs click in place.
• Re-connect the battery. Follow coding or cloning procedure required for the unit (see Mounting And Coding section).

Technical Information

• Manufacturer: Magneti Marelli
• Model: Peugeot 206 1.1i
• Product Codes: IAW 48P2.77, 9646570280, 9645989480, 1938NH
• Additional Numbers: 48P2.77, 1938NH, NFP (as referenced)

Mounting And Coding – Important

• The Unit Is Used And Is “Paired” With The Original Vehicle (VIN/PIN/Keys).
• Commissioning Options:
• 1) Cloning Data From The Old Unit (EEPROM/Flash) – After Cloning The Unit Is Plug And Play.
• 2) Virginization And Subsequent Initialization/Telecoding Via DiagBox (Or Online) + Key Adaptation.
• Recommended To Be Performed By A Specialist With PSA Service Equipment (DiagBox/Lexia/PP2000).
• Before Removal/Installation Always Disconnect The Battery And Follow The Manufacturer’s Procedure To Avoid Damaging The Unit.

Installation Recommendations

Install the unit in a dry, clean area and ensure all connector pins and grounds are corrosion-free. Use antistatic precautions when handling the ECU. Verify power and ground circuits before and after installation. If the unit requires cloning or coding, perform these procedures with suitable PSA diagnostic tools to prevent immobilizer or communications faults.

Why This Part Fails Most Often

Common failure causes for ECUs on older Peugeot 206 models include moisture ingress and corrosion in connectors, thermal stress from engine bay temperatures, electrical surges or poor grounding, and damage from improper jump-starting or incorrect installation. Connector wear and intermittent contacts are also frequent causes of malfunction that lead to spurious fault codes or loss of engine control.

Who Should Fit This

This unit is suitable for experienced DIY mechanics and professional workshops. Because coding or cloning may be required to fully restore functionality, workshop fitting with access to PSA diagnostic equipment is recommended when a non-matched unit is fitted.