DTC Trouble Code Catalog

P1138 GMC

HO2S Bank 1 Sensor 2 Rich Or High Voltage

P — Powertrain P11 GMC

P1138 HUMMER

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Rich or High Voltage

P — Powertrain P11 HUMMER

P1138 JAGUAR

Lack Of HO2S12 Switches Sensor Indicates Rich

P — Powertrain P11 JAGUAR

P1138 LAND ROVER

Lack of key H02S-12, sensor indicates rich

P — Powertrain P11 LAND ROVER

P1138 LINCOLN

Lack of Downstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 1

P — Powertrain P11 LINCOLN

P1138 MAZDA

HO2S Bank 1 Sensor 2 Signal Above 0.45v AF Ratio Too Rich

P — Powertrain P11 MAZDA

P1138 MERCURY

Lack of Downstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 1

P — Powertrain P11 MERCURY

P1138 OLDSMOBILE

HO2S Bank 1 Sensor 2 Rich Or High Voltage

P — Powertrain P11 OLDSMOBILE

P1138 Other

Lack Of HO2S12 Switch - Sensor Indicates Rich

P — Powertrain P11 Other

P1138 RAM

O2 Sensor Heater 2/1 Element Resistance Out of Range

P — Powertrain P11 RAM

P1138 SAAB

Additive Adaptation Bank 2 Min Value Air/Fuel Mixture Too Rich

P — Powertrain P11 SAAB

P1138 SATURN

HO2S Bank 1 Sensor 2 Rich Or High Voltage

P — Powertrain P11 SATURN

P1138 VOLKSWAGEN

Long Term Fuel Trim Add Fuel Bank 2 System Too Lean

P — Powertrain P11 VOLKSWAGEN

P1139 BMW

O2 Sensor Heater Circuit High Voltage Bank 1 Sensor 2

P — Powertrain P11 BMW

P1139 BUICK