P0150 - O2 Sensor Circuit (Bank 2 Sensor 1)
DTC DESCRIPTION P0150 - O2 SENSOR CIRCUIT (BANK 2 SENSOR 1)
| Description: |
This DTC sets when a concern is detected with one of the circuits used to determine the oxygen content in the exhaust gas. |
| Possible Causes: |
- UO2S21 circuit open
- UO2S21 circuit short to ground
- UO2S21 circuit short to voltage
- UO2SGREF21 circuit open
- UO2SGREF21 circuit short to ground
- UO2SGREF21 circuit short to voltage
- UO2SPC21 circuit short to ground
- UO2SPC21 circuit short to voltage
- UO2SPCT21 circuit short to ground
- UO2SPCT21 circuit short to voltage
- Incorrect connections
- Damaged or corroded pins
- Exhaust temperature significantly higher than expected
- Damaged universal heated oxygen sensor bank 2, sensor 1 (HO2S21) heater
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| Diagnostic Aids: |
|
| Application |
Key On Engine Off |
Key On Engine Running |
Continuous Memory |
| All |
GO to Pinpoint Test DZ. |