P0156 OBD Trouble Code
1 result found
| Type | Powertrain - Fuel and Air Metering - ISO/SAE Controlled |
|---|---|
| Description | HO2S Circuit Conditions |
| Location | Bank 2 Sensor 2 |
| Cause | No AIR system or EVAP codes set, HO2S-12 indicating closed loop, system voltage over 11 v, AIR system not operating, AIR system test not running, engine runtime over 10 minutes, low fuel not indicated, TWC temperature less than 1472°F, then the PCM detected that the HO2S-22 signal was less than 40 mv |
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