P0132
O2 Sensor Circuit High Voltage Bank 1 Sensor 1
Severity: MEDIUM
Symptoms
- Unstable engine operation at idle
- Increased fuel consumption
- Reduced engine power
- Check Engine Light Is On
Causes
- Oxygen sensor malfunction
- Sensor signal circuit short to ground
- Wiring harness damage
- Sensor Grounding Problems
- ECU malfunction
How to Fix
- Check the integrity of the oxygen sensor wiring harness
- Measure the resistance and voltage of the sensor
- Check sensor grounding
- Replace the oxygen sensor if necessary
- Clear error memory and check if code is returned