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Definition of check engine code P1137:
BMW:
O2 Sensor Heater Circuit Signal Intermittent (Bank 1 Sensor 2)
Chrysler/Dodge/Jeep:
O2 Sensor Heater 1/3 Element Resistance Out of Range
Citroen/Peugeot:
Lack Of HO2S Switch - Sensor Indicates Lean
Ford:
Lack Of HO2S Switch - Sensor Indicates Lean
GM:
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Lean System or Low Voltage
Jaguar:
Lack Of HO2S12 Switches - Sensor Indicates Lean
Kia:
Lack Of HO2S12 Switches - Sensor Indicates Lean
Land Rover:
Oxygen Sensor Engine Lean *Codes* A D
Lincoln:
Lack of Downstream Heated Oxygen Sensor Switch - Sensor Indicates Lean - Bank 1
Mazda:
HO2S Bank 1 Sensor 2 Not Switching (Fuel Control Limit Reached)
Mercedes:
H02S - 11 signal above 0.45v (A/F ratio too rich)
Mercury:
Lack of Downstream Heated Oxygen Sensor Switch - Sensor Indicates Lean - Bank 1
Nissan:
Swirl Control Valve Position Sensor
Oldsmobile:
Lack of Downstream Heated Oxygen Sensor Switch - Sensor Indicates Lean - Bank 1
Porsche:
Oxygen Sensing
Saab:
Additive Adaptation Bank 1 Max Value Air/Fuel Mixture Too Lean
Saturn:
O2S System Monitor Lean Or Low Voltage
Volkswagen/Audi:
Long Term Fuel Trim Add. Fuel,Bank1 System too Rich
Volvo:
Long Term Fuel Trim Add. Fuel,Bank1 System too Rich
Subaru:
Front oxygen (A/F) sensor circuit range/performance problem
