P0157 OBD Trouble Code
1 result found
| Type | Powertrain - Fuel and Air Metering - ISO/SAE Controlled |
|---|---|
| Description | HO2S Shorted To Ground Conditions |
| Location | Bank 2 Sensor 2 |
| Cause | Key off, engine cool-down period completed, then the test started and PCM detected the rear HO2S-22 signal was below 156 mv prior to the start of HO2S-22 heater test. |
Try also: https://www.obd-codes.com/p0157
