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How to change lambda sensor on OPEL Astra G Caravan (T98) – 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:
OPEL Astra G Caravan (T98) 1.6 16V (F35), OPEL Astra G Caravan (T98) 1.4 16V (F35), OPEL Astra G Caravan (T98) 1.6 (F35), OPEL Astra G Caravan (T98) 1.6 CNG (F35), OPEL Astra G Caravan (T98) 1.6 LPG (F35), OPEL Astra G Caravan (T98) 1.4 LPG (F35) … View more
The steps may slightly vary depending on the car design.
OPEL Astra G Caravan (T98) 1.6 16V (F35), OPEL Astra G Caravan (T98) 1.4 16V (F35), OPEL Astra G Caravan (T98) 1.6 (F35), OPEL Astra G Caravan (T98) 1.6 CNG (F35), OPEL Astra G Caravan (T98) 1.6 LPG (F35), OPEL Astra G Caravan (T98) 1.4 LPG (F35) … 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 Astra G Caravan (T98) and other OPEL models
Lambda sensor
Alternative products

Wire brush
WD-40 spray
Electronic spray
High-temperature ceramic grease
Torque wrench
Flare nut wrench #22
Drive socket # 22
Ratchet wrench
Thread tap
Fender cover
Replacement: lambda sensor – OPEL ASTRA G Estate (F35_). AUTODOC recommends:
- 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 – OPEL ASTRA G Estate (F35_) – 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 3Lift the car using a jack or place it over an inspection pit.Step 4Detach the oxygen sensor connector.
- Step 5Clean the oxygen sensor fastener. Use a wire brush. Use WD-40 spray.
- Step 6Unscrew the oxygen sensor fastener. Use a flare nut spanner #22.
- Step 7Remove the oxygen sensor.
- Step 8Cut the thread for the new oxygen sensor. Use a thread tap. Use a ratchet wrench.
- Step 9Treat the oxygen sensor. Use high-temperature ceramic grease.
- Step 10Install the new oxygen sensor.
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