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How to change lambda sensor on SEAT Alhambra (7V8, 7V9) – replacement guide
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Recommended replacement interval for the part category Lambda sensor : 100000 km
Important!
This replacement procedure can be used for:
SEAT Alhambra (7V8, 7V9) 1.8 T 20V, SEAT Alhambra (7V8, 7V9) 2.0 i … View more
The steps may slightly vary depending on the car design.
SEAT Alhambra (7V8, 7V9) 1.8 T 20V, SEAT Alhambra (7V8, 7V9) 2.0 i … 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 Alhambra (7V8, 7V9) and other SEAT models
Alternative products

Wire brush
WD-40 spray
Electronic spray
High-temperature ceramic grease
Torque wrench
Drive socket # 10
22-mm oxygen sensor socket
Thread tap
Ratchet wrench
Replacement: lambda sensor – SEAT ALHAMBRA (7V8, 7V9). 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 – SEAT ALHAMBRA (7V8, 7V9) – should be done with the engine switched off.
Carry out replacement in the following order:
- Step 1Lift the car using a jack or place it over an inspection pit.Step 2
Unscrew the fasteners of the oxygen sensor housing cover. Use a drive socket #10. Use a ratchet wrench. - Step 3
Remove the oxygen sensor housing cover. - Step 4
Detach the oxygen sensor connector. - Step 5
Disconnect the oxygen sensor wiring. - Step 6
Clean the oxygen sensor fastener. Use a wire brush. Use WD-40 spray. - Step 7
Unscrew the oxygen sensor fastener. Use a 22-mm oxygen sensor socket. Use a ratchet wrench. - Step 8
Remove the oxygen sensor. - Step 9
Clean the thread to prepare it for installing a new oxygen sensor. Use a thread tap. Use a ratchet wrench.
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