P2AEF
Intake Air O2 Sensor Negative Current Control Circuit Open Bank 2
P2AEF is an OBD-II diagnostic trouble code meaning: Intake Air O2 Sensor Negative Current Control Circuit Open Bank 2. Common causes: broken wire in the sensor control circuit, poor contact in the sensor connector. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Increased fuel consumption
- Reduced engine power
- Unstable idling
- Possible transition to emergency mode
Causes
- Broken wire in the sensor control circuit
- Poor contact in the sensor connector
- Malfunction of the oxygen sensor itself
- Wiring harness damage
- Problems with the engine control unit
How to Fix
- Check the integrity of the wires in the sensor control circuit
- Inspect the sensor connector for corrosion or damage.
- Check the resistance of the oxygen sensor
- If necessary, replace the oxygen sensor
- Check the operation of the engine control unit
Related codes
Error P2AEF by Vehicle Brand
FAQ
What does the P2AEF code mean?
P2AEF is an OBD-II diagnostic trouble code that indicates: Intake Air O2 Sensor Negative Current Control Circuit Open Bank 2
What causes a P2AEF error code?
The most common causes of P2AEF include: Broken wire in the sensor control circuit; Poor contact in the sensor connector; Malfunction of the oxygen sensor itself; Wiring harness damage.
How do I fix a P2AEF diagnostic trouble code?
To fix P2AEF: Check the integrity of the wires in the sensor control circuit. Inspect the sensor connector for corrosion or damage.. Check the resistance of the oxygen sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2AEF?
Yes, but get it checked soon
How much does it cost to fix P2AEF?
The estimated repair cost for P2AEF is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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