P1032
Air Fuel Ratio Sensor 1 Heater Control Circuit High Bank 1
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$33–89 (est.)
Symptoms
- Check Engine Light Is On
- Possible problems with idle speed
- Increased fuel consumption
- Reduced engine power
- Unstable engine operation
Causes
- Open or short circuit in the sensor heater circuit
- Air-fuel ratio sensor malfunction
- Problems with the wiring harness or connectors
- Engine control unit malfunction
- Corroded contacts or damaged wiring
How to Fix
- Check the continuity of the sensor heater circuit
- Inspect connectors and wiring for damage
- Check the resistance of the sensor heating element
- If necessary, replace the air-fuel ratio sensor
- Reset the error code and check if it returns