
Disclaimer
How to change lambda sensor on CITROËN C4 Saloon L – replacement guide
downloads:
3
Views:
17

Recommended replacement interval for the part category Lambda sensor : 100000 km
Important!
This replacement procedure can be used for:
CITROËN C4 Saloon L 2.0 Flex, CITROËN C4 Saloon L 2.0 16V … View more
The steps may slightly vary depending on the car design.
CITROËN C4 Saloon L 2.0 Flex, CITROËN C4 Saloon L 2.0 16V … View more
The steps may slightly vary depending on the car design.
This video shows the replacement procedure of a similar car part on another vehicle
All the parts you need to replace – Lambda Sensor for C4 Saloon L and other CITROËN models
Lambda sensor
Alternative products

Wire brush
WD-40 spray
Electronic spray
Copper grease
Torque wrench
Combination spanner #22
22-mm oxygen sensor socket
Ratchet wrench
Thread tap
Fender cover
Replacement: lambda sensor – CITROËN C4 Saloon L. AUTODOC experts recommend:
- After replacing the oxygen sensor, clear the trouble code from the electronic control unit and let the ECU adapt itself to the new sensor.
- Before getting down to work, start the engine and let it warm up to operating temperature.
- Please note: all work on the car – CITROËN C4 Saloon L – should be done with the engine switched off.
Carry out replacement in the following order:
- Step 1Open the bonnet.Step 2Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.Step 3Detach the oxygen sensor connector.
- Step 4Clean the oxygen sensor fastener. Use a wire brush. Use WD-40 spray.
- Step 5Unscrew the oxygen sensor fastener. Use a 22-mm oxygen sensor socket. Use a ratchet wrench.
- Step 6Remove the oxygen sensor.
- Step 7Clean the oxygen sensor mounting seat. Use WD-40 spray.
- Step 8Cut the thread for the new oxygen sensor. Use a thread tap. Use a ratchet wrench.
Was this manual helpful?
Please rate this manual on a scale from 1 to 5. If you have any questions, feel free to ask us.
Users voted – 0
Need New Tyres?
Find out which tyre and wheel sizes are compatible with the CITROËN C4 I Saloon model
Popular maintenance tutorials for CITROËN C4 Saloon L
Complete guides for changing the Oxygen sensor on different CITROËN C4 models
Unlock your car maintenance assistant!
Track expenses, manage logs, schedule replacements, and more.
Tips & tricks for your CITROËN C4 Saloon L
View more
- What causes engine misfire? | AUTODOC
- How to Fix a Squealing Belt: Causes & Solutions | AUTODOC Expert Tips
- Prevent Breakdowns: Key Car Checks After Winter | AUTODOC Guide
- TOP 5 mistakes during DIY oil change | AUTODOC tips
Most commonly replaced car parts on CITROËN C4
Time to replace parts? Get even better deals in our Shop app.

SCAN ME