P16D1
Intake Rocker Arm Solenoid Valve 2 Stuck On
P16D1 is an OBD-II diagnostic trouble code meaning: Intake Rocker Arm Solenoid Valve 2 Stuck On. Common causes: mechanical jamming of the solenoid valve, electrical circuit problems (open or short circuit). Estimated repair cost: $28–89.
Symptoms
- Reduced engine power
- Increased fuel consumption
- Rough idling
- Check Engine light comes on
- Possible misfires
Causes
- Mechanical jamming of the solenoid valve
- Electrical circuit problems (open or short circuit)
- Malfunction of the solenoid itself
- Oil contamination or deposits in the VVT system
- Problems with the engine control unit
How to Fix
- Check the condition of the engine oil and replace if necessary
- Check the electrical circuit of the solenoid for breaks and short circuits
- Check solenoid resistance (compare with specifications)
- Clean or replace solenoid valve
- If necessary, replace the intake valve rocker arm
Related codes
FAQ
What does the P16D1 code mean?
P16D1 is an OBD-II diagnostic trouble code that indicates: Intake Rocker Arm Solenoid Valve 2 Stuck On
What causes a P16D1 error code?
The most common causes of P16D1 include: Mechanical jamming of the solenoid valve; Electrical circuit problems (open or short circuit); Malfunction of the solenoid itself; Oil contamination or deposits in the VVT system.
How do I fix a P16D1 diagnostic trouble code?
To fix P16D1: Check the condition of the engine oil and replace if necessary. Check the electrical circuit of the solenoid for breaks and short circuits. Check solenoid resistance (compare with specifications). For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P16D1?
Yes, but get it checked soon
How much does it cost to fix P16D1?
The estimated repair cost for P16D1 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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