The P252A fault code in automobiles indicates a problem with the engine oil quality sensor. The most common symptom is the illumination of the engine light or service engine soon warning light.

The cause of this issue could be a faulty engine oil quality sensor, an open or shorted sensor harness, or a poor electrical connection in the sensor circuit. It is important to address this issue promptly as it can lead to engine damage. The repair process involves visually inspecting the wiring harness and connectors, checking for damaged components, and looking for broken, bent, pushed out, or corroded connector pins.

The repair time for this issue is estimated to be around 1.0 hour.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level6.67 (Out of 10)

If you notice the Engine Light ON or Service Engine Soon Warning Light, it could be a sign of p252a fault code.

Here are the symptoms to look out for:

  • The P252A fault code in automobiles can cause the following symptoms: Engine Light ON, Service Engine Soon Warning Light, decreased fuel efficiency, rough idling, engine misfires, reduced engine power, and difficulty starting the engine.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

The automobile fault code p252a can be caused by a faulty sensor, open or shorted harness, or poor electrical connection.

  • The automobile fault code P252A can be caused by a faulty engine oil quality sensor.
  • It can also be caused by an open or shorted engine oil quality sensor harness.
  • Additionally, a poor electrical connection in the engine oil quality sensor circuit can also trigger this fault code.

To fix the automobile fault code p252a, check the possible causes and inspect related wiring harness and connectors for damage.

  • To fix the automobile fault code p252a, you need to check the possible causes listed above.
  • Visually inspect the related wiring harness and connectors.
  • Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code P252A can be diagnosed and fixed within an estimated repair time of 1.0 hour. The cost of repair is influenced by the repair time, which is commonly charged between $75 and $150 per hour by most auto repair shops.

Therefore, the total cost of diagnosis and fixing the P252A fault code will depend on the hourly rate charged by the repair shop and the estimated repair time required to fix the issue.

The P252A code is related to the Engine Oil Quality Sensor Circuit. The Powertrain Control Module (PCM) is responsible for monitoring this circuit.

If the signal from the Engine Oil Quality Sensor is not within factory specifications, the PCM will set the OBDII code. This code indicates that there is an issue with the engine oil quality sensor circuit.

It is important to address this issue promptly to ensure proper engine function and avoid potential damage.

What are the possible causes of the P252A automobile fault code?

If your engine light is on and you’re seeing the P252A fault code, it could be due to a faulty engine oil quality sensor, an open or shorted harness, or poor electrical connection in the sensor circuit. To fix this issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector pins.

How can I visually inspect the related wiring harness and connectors to fix the P252A fault code?

If you’re experiencing the P252A fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you may need to visually inspect the related wiring harness and connectors. This fault code is caused by a faulty Engine Oil Quality Sensor, an open or shorted Engine Oil Quality Sensor harness, or a poor electrical connection in the Engine Oil Quality Sensor circuit. To fix the issue, check the possible causes listed above and inspect the wiring harness and connectors for any damage or corrosion. Look for broken, bent, pushed out, or corroded connector’s pins.

What are the signs that the Engine Oil Quality Sensor harness is open or shorted, causing the P252A fault code?

If the Engine Oil Quality Sensor harness is open or shorted, it can cause the P252A fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light. The possible causes include a faulty Engine Oil Quality Sensor, an open or shorted harness, or a poor electrical connection in the sensor circuit. To fix this issue, one should visually inspect the related wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

p252a error fault code explained

If your engine light is on, it could be due to a faulty engine oil quality sensor, an open or shorted sensor harness, or a poor electrical connection.

Check the possible causes, inspect the wiring harness and connectors, and look for damaged components or corroded pins.

Scroll to Top