P1138
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Manufacturer Specific Definitions for P1138
| Make | Fault Location |
|---|---|
| Audi | Long term fuel trim, idling, Bank 2 - system too lean |
| Bmw | Knock Sensor 4 High Input |
| Buick | Heated oxygen sensor (H02S) 2 -signal above threshold (rich) |
| Cadillac | Heated oxygen sensor (H02S) 2, bank 1 voltage high |
| Chevrolet | Heated oxygen sensor (H02S) 2, bank 1 voltage high |
| Citroen | Lack Of HO2S12 Switch - Sensor Indicates Rich |
| Ford | Lack Of HO2S Switches Bank 1 Sensor 2 Rich |
| Gmc | Heated oxygen sensor (H02S) 2, bank 1 voltage high |
| Gm | HO2S Bank 1 Sensor 2 Rich or High Voltage |
| Infiniti | Swirl Control Valve Control System Performance |
| Isuzu | Heated oxygen sensor (H02S) 2 – voltage high |
| Jaguar | Heated oxygen sensor (HO2S) cylinders 1, 2, 3 - indicates rich |
| Kenworth | P1138 - WRAF heater CJ125 undervoltage fault |
| Land Rover | Heated oxygen sensor (H02S) 2 -cylinders 1, 2, 3 – mixture rich |
| Lincoln | Heated oxygen sensor (H02S) 2, bank 1 -not switching, fuel trim (FT) rich mixture |
| Mazda | Heated oxygen sensor (H02S) – rear- adaptive limit achieved |
| Mercedes-Benz | Heated oxygen sensor (H02S) 2 – range/ performance problem |
| Mercury | Heated oxygen sensor (H02S) 2, bank 1 not switching·, fuel trim (FT) rich mixture |
| Mini | O2 Sensor Heater Circuit Low Voltage Bank 1 Sensor 2 |
| Nissan | Intake manifold air control solenoid – circuit malfunction |
| Oldsmobile | Heated oxygen sensor (H02S) 2 -voltage high |
| Peterbilt | P1138 - WRAF heater CJ125 undervoltage fault |
| Peugeot | Lack Of HO2S12 Switch - Sensor Indicates Rich |
| Pontiac | Heated oxygen sensor (H02S) 2, bank 1 voltagehigh |
| Porsche | Oxygen Sensing |
| Saab | Heated oxygen sensor (H02S) 2, bank 1 – voltage high |
| Saturn | Heated oxygen sensor (H02S) 2, bank 1 voltage high |
| Suzuki | HO2S Circuit High Voltage During Decel Fuel Cut-Off Sensor 2 |
| Volvo | Heated oxygen sensor (H02S) 1, bank 2- rich |
| Volkswagen | Long term fuel trim, idling, system too lean |
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