FixVault

Home › Saab › 2002 › 9-5 Linear, 4D Sedan, Automatic › Repair and Diagnosis › Engine Performance › System › Engine Controls - Self-Diagnostics › Fault Code Diagnosis › P1135: O2S Heater Circuit - Current Too Low - Sensor 1 › Enable Criteria

Enable Criteria

Test 1: Engine running. Main relay voltage exceeding 10 volts. Pre-heating not active.
Test 2: Engine running. Main relay voltage exceeding 10 volts. Pre-heating active.