P1656
Oil Control Valve Circuit Malfunction
P1656 is an OBD-II diagnostic trouble code meaning: Oil Control Valve Circuit Malfunction. Common causes: oil control valve (ocv) malfunction, open or short circuit in valve control circuit. Estimated repair cost: $17–67.
Symptoms
- Unstable engine operation at idle
- Reduced engine power and response
- Increased fuel consumption
- Check Engine Light Illuminates
- Possible misfires
Causes
- Oil control valve (OCV) malfunction
- Open or short circuit in valve control circuit
- Poor contact in valve connector
- Low or contaminated engine oil
- Malfunction of the engine control unit (rare)
How to Fix
- Check the level and condition of the engine oil
- Check the electrical circuit of the valve for opens and shorts
- Clean or replace oil control valve
- Check the operation of the VVT system using a diagnostic scanner
- Replace oil control valve if necessary
Related codes
Error P1656 by Vehicle Brand
FAQ
What does the P1656 code mean?
P1656 is an OBD-II diagnostic trouble code that indicates: Oil Control Valve Circuit Malfunction
What causes a P1656 error code?
The most common causes of P1656 include: Oil control valve (OCV) malfunction; Open or short circuit in valve control circuit; Poor contact in valve connector; Low or contaminated engine oil.
How do I fix a P1656 diagnostic trouble code?
To fix P1656: Check the level and condition of the engine oil. Check the electrical circuit of the valve for opens and shorts. Clean or replace oil control valve. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1656?
Yes, but get it checked soon
How much does it cost to fix P1656?
The estimated repair cost for P1656 is $17–67. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat