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Home >> Saab >> 2001 >> 9-3 Base, 2D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> System >> TRIONIC T7 Fuel Control System >> Fault diagnosis, fault codes >> DTC P1136: O2S Heater Circuit Current too High Sensor 1 >> On-Board Diagnostics >> Enable criteria:

Enable criteria:

Test 1: Engine running. Main relay voltage exceeding 10V. Pre -heating active.
Test 2: Engine running. Main relay voltage exceeding 10V. Pre -heating active for more than 60 s.

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