This robust bracket secures the air conditioning compressor to the engine block on a range of Citroën and Peugeot HDi diesel models. Designed for professional workshops and experienced DIY mechanics, the part restores correct compressor alignment, reduces vibration and prevents premature belt or accessory wear. Frequently searched by its OEM references, this bracket is a common replacement when mounting points corrode, crack or deform.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot OEM Reference)
• Model: Fits Various Citroën And Peugeot HDi Engines (See Applications)
• Product Codes: 9641715380, 9646719580
• Other Numbers: 6453NS, 5606P9

Applications

Suitable For Vehicles With 1.6 HDi, 2.0 HDi And 2.2 HDi Engines, Including But Not Limited To:

• Citroën C2
• Citroën C3
• Citroën C3 Pluriel
• Citroën C4
• Peugeot 1007
• Peugeot 307
• Peugeot 308
• Peugeot 407

Function And Overview

The Compressor Bracket secures the A/C compressor to the engine, maintaining proper pulley alignment with the accessory belt drive. It absorbs torque loads and vibration, preventing movement that could damage belt, pulley, compressor shaft or adjacent components. A solid, correctly aligned bracket is essential for reliable air conditioning performance and belt longevity.

Most Common Reason For Failure

Failure Typically Occurs Due To Corrosion, Metal Fatigue Or Impact Damage. Corrosion From Road Salt And Moisture Can Weaken The Bracket Over Time, While Repeated Engine Vibration Or An Internal Compressor Seizure Can Cause Cracks Or Bolt Shear. In Some Cases, External Impacts Or Previous Improper Installation Accelerate Wear.

Replacement Procedure

Recommended For Professional Mechanics Or Skilled DIYers. Basic Steps:

• Ensure Safety: Support Vehicle Securely And Disconnect The Battery.
• Depressurize The A/C System And Recover Refrigerant According To Local Regulations (Performed By A Certified Technician).
• Remove Drive Belt(s) And Any Obstructing Components To Access The Compressor Bracket.
• Support The Compressor To Prevent Strain On Hoses Before Removing Mounting Bolts.
• Remove The Old Bracket, Inspect Compressor Mounting Surface And Compressor Bearings For Damage.
• Fit The New Bracket Using New Or Serviceable Fasteners, Tightening To Manufacturer Torque Specifications.
• Reinstall Belt(s), Reconnect Battery, Evacuate And Recharge The A/C System Using Proper Equipment.
• Check For Proper Belt Alignment, Tightness And Any Unusual Noises During Test Run.

Installation Recommendations

• Use A Torque Wrench And Follow Manufacturer Torque Values For Mounting Bolts.
• Always Replace Corroded Or Stretched Fasteners; Do Not Reuse Severely Corroded Bolts.
• Inspect Compressor Pulley And Bearings While The Bracket Is Removed; Replace Compressor If Bearings Are Worn Or Noisy.
• Apply Anti-Corrosion Treatment To Exposed Metal Surfaces Where Appropriate.
• Verify Belt Line And Pulley Alignment After Installation To Prevent Premature Wear.
• When The A/C System Has Been Opened, Have Evacuation And Recharge Performed By A Certified Technician To Ensure Correct Refrigerant Charge And System Performance.

Due to the demanding environment of automotive operations, it is common for compressor brackets to wear out over time, especially if the vehicle has experienced significant vibration or stress. Regular checks are advisable to maintain the integrity of your vehicle’s air conditioning system, ensuring it operates efficiently and effectively.

Replacing a worn or damaged air conditioning compressor bracket is a straightforward procedure that can be performed by both professional mechanics and DIY enthusiasts. It typically involves removing the necessary components to access the bracket, replacing it with the new part, and reassembling everything.

Technical Information

• Manufacturer: PSA
• Model: Citroën and Peugeot 1.6 eHDI
• Product Codes: 9672950980
• Additional Numbers: 6453NS, 5606P9