Test Description

The numbers below refer to the step numbers in the diagnostic procedures.

1. 3
   
   A condition that affects multiple sensors indicates probable contamination. To avoid damage to new sensors, repair condition which caused contamination, before replacing sensor.
2. 5
   
   This step checks for conditions which may cause HO2S to appear faulty. Correct any of the described conditions if present.
3. 8
   
   To avoid damaging replacement sensors, correct condition which caused contamination before replacing suspect sensors.