P252D
Engine Oil Quality Sensor Circuit High
P252D is an OBD-II diagnostic trouble code meaning: Engine Oil Quality Sensor Circuit High. Common causes: oil quality sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Check Engine Light Is On
- Incorrect oil change interval readings
- Reduced engine power (in rare cases)
- Floating idle speed
Causes
- Oil quality sensor malfunction
- Open or short circuit in the sensor circuit
- Oxidation of contacts in the sensor connector
- Problems with the engine control unit
- Low or heavily contaminated engine oil
How to Fix
- Check the level and condition of the engine oil
- Inspect the connector and wiring of the oil quality sensor
- Check the sensor resistance with a multimeter
- Replace the oil quality sensor if necessary
- Reset the error and check the system operation
Related codes
Error P252D by Vehicle Brand
FAQ
What does the P252D code mean?
P252D is an OBD-II diagnostic trouble code that indicates: Engine Oil Quality Sensor Circuit High
What causes a P252D error code?
The most common causes of P252D include: Oil quality sensor malfunction; Open or short circuit in the sensor circuit; Oxidation of contacts in the sensor connector; Problems with the engine control unit.
How do I fix a P252D diagnostic trouble code?
To fix P252D: Check the level and condition of the engine oil. Inspect the connector and wiring of the oil quality sensor. Check the sensor resistance with a multimeter. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P252D?
Yes, but get it checked soon
How much does it cost to fix P252D?
The estimated repair cost for P252D is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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