P1137 OBD Code Definition:
P1137 Lack Of HO2S Switch Sensor Indicates Lean
P1137 OBD Code Description:
Lack Of HO2S Switch Sensor Indicates Lean is one of the Definitions for the P1137; however your vehicle’s manufacturer may have a different Definition for the P1137 code. Please check below for your specific make.
Possible Symptoms
- Malfunction Indicator Light (MIL) active
- Engine Light ON (or Service Engine Soon Warning Light)
Possible Causes
- Mass Air Flow (MAF) Sensor faulty
- Fuel Pressure Regulator faulty
- Fuel Injector(s) faulty
- Oxygen Sensor Control faulty
- Oxygen Sensor(s) faulty
- Evaporative Emission (EVAP) System faulty
Possible Solutions
- Check Mass Air Flow (MAF) Sensor
- Check Fuel Pressure Regulator
- Check Fuel Injector(s)
- Check Oxygen Sensor Control
- Check Oxygen Sensor(s)
- Check Evaporative Emission (EVAP) System