P104C
Cylinder 4 Oil Supply Solenoid Valve Overcurrent
P104C is an OBD-II diagnostic trouble code meaning: Cylinder 4 Oil Supply Solenoid Valve Overcurrent. Common causes: short circuit in solenoid circuit, malfunction of the solenoid valve itself. Estimated repair cost: $17–56.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Unstable operation at idle
- Clicking or other unusual sounds from the valve area
Causes
- Short circuit in solenoid circuit
- Malfunction of the solenoid valve itself
- Problems with the wiring harness to the solenoid
- Engine control unit malfunction
- Mechanical valve sticking
How to Fix
- Checking Solenoid Resistance
- Inspect the solenoid control circuit for a short circuit
- Checking the integrity of the wiring harness
- Engine control unit diagnostics
- If necessary, replace the solenoid valve
Related codes
FAQ
What does the P104C code mean?
P104C is an OBD-II diagnostic trouble code that indicates: Cylinder 4 Oil Supply Solenoid Valve Overcurrent
What causes a P104C error code?
The most common causes of P104C include: Short circuit in solenoid circuit; Malfunction of the solenoid valve itself; Problems with the wiring harness to the solenoid; Engine control unit malfunction.
How do I fix a P104C diagnostic trouble code?
To fix P104C: Checking Solenoid Resistance. Inspect the solenoid control circuit for a short circuit. Checking the integrity of the wiring harness. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P104C?
Limited driving only, diagnose soon
How much does it cost to fix P104C?
The estimated repair cost for P104C is $17–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat