Description
Electric Control For Left Rear Sliding Door For Citroën C8 And Peugeot 807.
This electric control unit fits the left rear sliding door of Citroën C8 and Peugeot 807 models and is commonly referenced under the part code 9137L8. Designed for professional workshops and experienced DIY mechanics, this component restores powered opening, closing and locking functions of the sliding door. Clear compatibility with Citroën C8 and Peugeot 807 makes the part easy to find in search results when customers look up vehicle model names or the product code.
The unit’s purpose is to drive and coordinate the sliding door mechanism: it energises the motor or actuator that moves the door along its track, interfaces with the vehicle wiring harness and central locking switches, and helps ensure smooth opening/closing while respecting safety interlocks. Typical fitment location is inside the door or door sill area where the motor/actuator and control electronics are mounted. When replacing, check the condition of the door rails, cables and electrical connectors as these influence performance.
Technical Information
- Manufacturer: Stellantis / Citroën / Peugeot
- Model: Citroën C8, Peugeot 807
- Product Codes: 9137L8
- Additional Numbers: (No additional OEM numbers supplied)
Installation Recommendations
Work Should Be Performed By A Qualified Mechanic Or By A Competent DIYer With Experience In Vehicle Electrical Systems. Before Starting, Disconnect The Negative Battery Terminal To Prevent Short Circuits. Typical Replacement Steps:
- Remove Interior Trim Panels To Access The Door Mechanism And Control Unit.
- Disconnect Electrical Connectors And Any Linkage Rods Or Cables Attached To The Actuator.
- Unbolt The Motor/Control Unit From The Door Structure And Withdraw The Assembly.
- Install The New Unit In Reverse Order, Reconnecting All Plugs And Securing Fasteners To Manufacturer Torque Where Available.
- Lubricate Door Rails And Check Roller Condition; Adjust Door Alignment If The Door Binds.
- Reconnect The Battery And Cycle The Door Several Times To Confirm Smooth Operation And That Safety Sensors Function Correctly.
Most Common Causes Of Failure
- Mechanical Wear In The Motor Or Actuator Brushes After Years Of Use.
- Water Ingress Or Corrosion Affecting Connectors, Motor Windings Or Linkages.
- Damaged Or Stretched Cables And Worn Rollers Causing Excessive Load On The Motor.
- Electrical Faults Such As Corroded Pins, Broken Wires Or Failed Switches In The Door Circuit.
- Obstruction Or Misalignment Of The Sliding Door Leading To Overload And Premature Wear.
Because This Part Is Frequently Searched By Its Product Code, Including 9137L8 In Listings And Filters Improves Discoverability. For Best Results, Inspect The Entire Door System During Replacement To Eliminate Secondary Causes Of Failure.
