P2AE7
Intake Air O2 Sensor Negative Current Control Circuit Low Bank 1
P2AE7 is an OBD-II diagnostic trouble code meaning: Intake Air O2 Sensor Negative Current Control Circuit Low Bank 1. Common causes: intake air oxygen sensor malfunction, open or short circuit in control circuit. Estimated repair cost: $33–89.
Symptoms
- Check Engine light comes on
- Deterioration of vehicle dynamics
- Increased fuel consumption
- Unstable engine operation at idle
- Possible misfires
Causes
- Intake air oxygen sensor malfunction
- Open or short circuit in control circuit
- Poor contact in sensor connectors
- Contact corrosion
- Engine control unit malfunction
How to Fix
- Check the integrity of the sensor wiring and connectors
- Check resistance and voltage in control circuit
- Clean contacts from corrosion
- Replace the oxygen sensor if necessary
- Check and, if necessary, replace the engine control unit
Related codes
Error P2AE7 by Vehicle Brand
FAQ
What does the P2AE7 code mean?
P2AE7 is an OBD-II diagnostic trouble code that indicates: Intake Air O2 Sensor Negative Current Control Circuit Low Bank 1
What causes a P2AE7 error code?
The most common causes of P2AE7 include: Intake air oxygen sensor malfunction; Open or short circuit in control circuit; Poor contact in sensor connectors; Contact corrosion.
How do I fix a P2AE7 diagnostic trouble code?
To fix P2AE7: Check the integrity of the sensor wiring and connectors. Check resistance and voltage in control circuit. Clean contacts from corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2AE7?
Yes, but get it checked soon
How much does it cost to fix P2AE7?
The estimated repair cost for P2AE7 is $33–89. Actual cost depends on your vehicle, location, and labor rates.
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