FixVault
Home
›
Saab
›
2002
›
9-5 Arc, 4D Sedan
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Self-Diagnostics
›
Fault Code Diagnosis
›
P1136: O2S Heater Circuit - Current Too High - Sensor 1
›
Enable Criteria
Enable Criteria
Test 1: Engine running. Main relay voltage exceeding 10 volts. Pre-heating active.
Test 2: Engine running. Main relay voltage exceeding 10 volts. Pre-heating active for more than 60 seconds.