P0201

Test 1 - 5:

Test 6:

SYMPTOM
P0201-INJECTOR # 1 CONTROL CIRCUIT

WHEN MONITORED
While the engine is running.

SET CONDITION
When the injector current falls below a calibrated threshold.

POSSIBLE CAUSES
- Fuel injector
- Injector harness open
- High side driver harness open
- Low side driver harness open
- ECM