When to replace the Lambda Sensor on your TOYOTA CELICA
Recommended replacement interval for the part category Lambda Sensor : 100000 km
Important!
This replacement procedure can be used for:
TOYOTA CELICA (ST20_, AT20_) 1.8 i 16V (AT200/ST), TOYOTA CELICA (ST20_, AT20_) 2.0 i 16V (ST202/GT), TOYOTA CELICA (ST20_, AT20_) 2.0 i 16V (ST202_), TOYOTA CELICA (ST20_, AT20_) 2.0 i 16V (ST202_, ST203_) View more

The steps may slightly vary depending on the car design.
Similar video tutorial
This video shows the replacement procedure of a similar car part on another vehicle
All the parts you need to replace – Lambda Sensor for CELICA (ST20_, AT20_) and other TOYOTA models
How to change Lambda Sensor on Toyota Celica T20 1.8 i 16V – step-by-step instructions for straightforward car repair
Lambda Sensor
How to change Socket, lambda probe on Toyota Celica T20 1.8 i 16V – step-by-step instructions for straightforward car repair
Socket, lambda probe
How to change Socket, lambda sensor on Toyota Celica T20 1.8 i 16V – step-by-step instructions for straightforward car repair
Socket, lambda sensor
Tools
Replacement: lambda sensor – TOYOTA CELICA (ST20_, AT20_). List of the tools you'll need:
Wire brush
WD-40 spray
All-purpose cleaning spray
Electronic spray
High-temperature ceramic grease
Torque wrench
Flare nut wrench #22
22-mm oxygen sensor socket
Thread tap
Ratchet wrench
Flat screwdriver
Nippers
Crimping pliers
Heat gun
Fender cover
Replacement: lambda sensor – TOYOTA CELICA (ST20_, AT20_). 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.
  • All work should be done with the engine stopped.
  • Please note: all work on the car – TOYOTA CELICA (ST20_, AT20_) – should be done with the engine switched off.
Carry out replacement in the following order:
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DIY TOYOTA CELICA (ST20_, AT20_) Lambda Sensor replacement - online guide
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