Engine wiring harness Citroën Peugeot 2.0 16V RFJ 9658495380 6558ZA

Thu, 22 Oct 2026 02:12:04 +0000

Engine wiring harness for Citroën Peugeot 2.0 16V RFJ engines
From a 2005 PEUGEOT 307 CC

Part description

Used Citroën Peugeot 2.0 16V RFJ engine wiring harness bearing the numbers 9658495380 and 6558ZA is used to electrically connect engine components and transmit power and signals. It is a suitable choice when repairing damaged engine wiring, provided it matches the design of the original harness.

The part comes from a 2005 PEUGEOT 307 CC. When selecting a part, check not only the engine designation, but above all the product numbers, branch layout and connector design. Replacing the harness with a matching one may be a more practical solution than repeatedly carrying out local repairs to extensively damaged wiring.

Technical information

Manufacturer: Stellantis / CITROEN PEUGEOT is listed in the source information; the manufacturer of the harness itself is not specified.
Model: Citroën C4, Peugeot 206, Peugeot 307 – designations taken from the product labels.
Part origin: PEUGEOT 307 CC, year 2005.
Engine: 2.0 16V RFJ.
Part type: engine wiring harness.
Condition: used auto part.
Additional numbers: not specified.
Additional designation from the source information: NFP.

The models listed do not confirm that the harness design is the same across all their variants. The decisive factors are a match in designation and construction with the part being replaced.

Product codes

Product codes: 9658495380, 6558ZA.

Use both designations when searching for an engine wiring harness and comparing it with the original wiring. Also compare the connectors, their pin configuration and the routing of each branch.

Installation recommendations

General guidance for this type of part: replacing an engine wiring harness requires careful identification of connections and ensuring the wiring is routed correctly. The following procedure is general; the exact removal steps, access to connectors, and battery disconnection and reconnection procedures depend on the specific model and vehicle configuration. Follow the manufacturer’s service documentation.

1) Before installation

Compare the product numbers, the number and shape of the connectors, their mechanical keying, pin configuration, branch lengths and mounting points.
Inspect the insulation, protective sleeves, locking components and contacts. Look for cracks, abrasions, corrosion, signs of overheating and improper repairs.
Investigate the cause of the damage to the original wiring. An unresolved short circuit, fluid leak or incorrect routing could also damage the replacement harness.
Photograph the original wiring routing and label the connections before disconnecting them.

2) Required tools and materials

Standard hand tools suitable for the fasteners used on the specific vehicle.
Suitable tools for safely releasing connector locks and clips.
Label tags, a flashlight and, if needed, products suitable for cleaning electrical contacts.
A multimeter and, if necessary, a diagnostic tool for subsequent electrical function checks.

3) Step-by-step installation procedure

Secure the vehicle safely, switch off the ignition and allow the engine to cool.
Following the manufacturer’s procedure, wait for the electronics to shut down and disconnect the battery.
Gain access to the wiring by removing only the necessary covers and components, in accordance with the service documentation.
Document the harness route, clip positions and connections for each branch. Label similar connectors differently so they can be distinguished.
Release and disconnect the connectors one at a time. Hold their housings, do not pull on the wires, and do not force them if they resist.
Release the clips and any other harness connections. Carefully remove the original wiring without damaging nearby components.
Lay the two harnesses side by side and compare their designs again. If you find any differences, stop the installation and determine what they mean.
Route the replacement harness along the original path. Keep it clear of hot, moving and sharp parts, and allow enough slack for engine movement.
Connect the matching connectors, check that their locks are secured, and fasten all branches in their designated holders. The wiring must not be stretched or pinched.
Check that all connections are complete, reinstall the removed components and reconnect the battery using the procedure specified by the manufacturer.

4) Post-installation checks and function verification

Before starting the engine, check the routing of the entire harness and all accessible connections. After switching on the ignition, watch for any unusual behavior. If everything is in order, start the engine and check its operation; carry out diagnostics if necessary. If you notice the smell of overheated insulation, smoke or irregular engine operation, stop the checks and investigate the cause. Only take a short test drive after the stationary checks have been completed successfully. Then inspect the wiring fastenings again.

5) Common installation mistakes and how to avoid them

Mixing up similar connectors: use photographs and connection labels; do not rely on appearance alone.
Locks not fully engaged: check that every connector is properly seated and secured.
Pinched or stretched wires: check all branches and ensure they have enough slack before reinstalling covers.
Clips left out: restore the correct fastening so the wiring does not chafe or move in unsuitable locations.
Original fault not resolved: fix the cause of the damage before putting the vehicle into service, not just its effects.

Reasons why the part can become damaged

The following factors are common causes of damage to engine wiring harnesses in general. They are not a description of any faults identified on this particular unit.