P0289
PPowertrainCylinder 10 Injector Circuit High
What does this code mean?
Severity : HighP0289 indicates a high voltage condition in the control circuit of the cylinder 10 injector. The engine control module monitors this circuit to confirm the injector is being driven correctly. Abnormal voltage usually means an open circuit or a short to power, and that cylinder may stop receiving fuel.
Symptoms
- Check engine light on or flashing.
- Misfire on cylinder 10.
- Rough idle and vibration.
- Loss of power.
Possible causes
- Faulty cylinder 10 injector with an open coil.
- Unplugged or corroded injector connector.
- Open wiring or short to power.
- Faulty injector driver in the engine control module.
Diagnosis and repair
- Inspect the cylinder 10 injector connector and wiring.
- Measure injector resistance and compare it with the others.
- Check the control signal with a noid light or oscilloscope.
- Repair the wiring or replace the injector.
- Clear the code and road test while monitoring misfires.
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Code
P0289
Category
Powertrain
Prefix
P
Standard
OBD-II / SAE J2012