Description
Fuel Pressure Sensor For Citroën Peugeot 1.4 HDi 1.6 HDi. High-Pressure Sensor On The Common Rail. Used Part With Functional Warranty.
This fuel rail pressure sensor is designed for Citroën and Peugeot diesel engines with 1.4 HDi and 1.6 HDi units. It monitors high-pressure fuel in the common rail and sends precise pressure data to the engine control unit (ECU) to regulate injection timing and quantity. Correct rail pressure measurement is critical for smooth idle, responsive acceleration, efficient fuel consumption and low emissions. Commonly Searched Part Numbers: 96554465480, 9653981180, 1570G2, 1570N5, 1920TL, 1920GW, 5WS40039.
Technical Information
- Manufacturer: Stellantis (Citroën / Peugeot)
- Model: Vehicles Equipped With 1.4 HDi And 1.6 HDi Engines (Common Rail)
- Product Codes: 96554465480, 9653981180
- Other Numbers: 1570G2, 1570N5, 1920TL, 1920GW, 5WS40039
Installation Recommendations
- Relieve Fuel System Pressure Before Starting Work To Avoid Fuel Spray.
- Disconnect The Battery And Then Unplug The Electrical Connector From The Sensor.
- Unscrew The Sensor From The High-Pressure Rail Using The Correct Socket Or Wrench; Protect Surrounding Components From Fuel Spillage.
- Inspect The Sensor Port And Replace Any Damaged Seals Or O-Rings; Ensure Clean Sealing Surfaces Before Fitting The New Unit.
- Fit The Replacement Sensor Hand-Tight, Then Secure To Manufacturer Torque If Available; Reconnect The Electrical Connector And Battery.
- Prime The Fuel System By Cranking The Engine Or Using The Fuel Pump Cycle, Then Check For Leaks And Clear Related Fault Codes With A Diagnostic Tool.
- Recommended For Installation By Experienced Technicians Or Skilled DIYers With Basic Diesel-System Knowledge And Proper Tools.
Reason Why Part Fails Most Often
- Contamination From Dirty Fuel Or Debris In The Rail Leading To Sensor Blockage Or Internal Damage.
- Corrosion Or Electrical Connector Issues Causing Intermittent Signal Loss.
- Exposure To Excessive Vibration Or Mechanical Damage During Engine Work.
- High-Pressure Pump Or Injector Faults Causing Abnormal Pressure Spikes That Can Damage The Sensor.
- Symptoms Of Failure Include Engine Warning Lights, Poor Idling, Hesitation Under Load, Hard Starting, Increased Fuel Consumption And Fault Codes Related To Fuel Rail Pressure (E.g. OBD Codes P0190–P0194).
This sensor is ideal for mechanics and DIY enthusiasts who need a direct replacement identified by common OEM numbers. Use The Listed Product Codes When Searching Or Ordering To Ensure Correct Fitment.
