Test Description
WARNING: This page is about a different car, the 2002 Isuzu Trooper. However, it is still accessible from the selected car via links, so may be relevant.
The numbers below refer to the step numbers in the diagnostic procedures.
- 2
This step verifies fault is currently present. - 3
HO2S transition time, ratio mean volts and switching DTCs set for multiple sensors indicate probable contamination.