613
Thermo King
Warning
Check Injectors
The ECU has detected an anomaly in one or more fuel injectors.
Possible causes
- Injector solenoid shorted or open
- Loose injector connector under valve cover
- ECU power driver failure
Recommended actions
- Perform injector test via software
- Verify injector harness (pass-through)
- Measure injector coil resistance
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