SAAB WIS ONLINE

P0135

Read the instructions below then start the fault diagnostic procedure.

Symptom: The malfunction indicator lamp is on.

P0135

Preheating of heated oxygen sensor, malfunctioning or not working at all


Symptom of fault

The malfunction indicator lamp is on.

Conditions

The preheating current is less than 500 mA or more than 2300 mA for 5 seconds.