Category: OBDii Powertrain Codes

P0846 2-4 or 2C Pressure Switch Rationality

P0846 2-4 or 2C Pressure Switch Rationality Possible causes – Faulty Pressure Switch Rationality – Pressure Switch Rationality harness is open or shorted – Pressure Switch Rationality circuit poor electrical connection – Internal transmission damage – Faulty Engine Control Module (ECM) – Faulty Transmission Control Module (TCM) Symptoms – Engine Light ON (or Service Engine…

P0847 Transmission Fluid Pressure Sensor / Switch B Circuit Low

P0847 Transmission Fluid Pressure Sensor / Switch B Circuit Low OBD Code: System: Subsystem:  P0847 – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Transmission Fluid Pressure Sensor / Switch B Circuit Low Location: Analysis: Possible Causes:  Switch B  End of Range – Circuit Lower Than Expected   Tech description:

P0848 Transmission Fluid Pressure Sensor / Switch B Circuit High

P0848 Transmission Fluid Pressure Sensor / Switch B Circuit High OBD Code: System: Subsystem:  P0848 – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Transmission Fluid Pressure Sensor / Switch B Circuit High Location: Analysis: Possible Causes:  Switch B  End of Range – Circuit Higher Than Expected   Tech description:

P0845 Transmission Fluid Pressure Sensor B

P0845 Transmission Fluid Pressure Sensor B Possible causes – Transmission Fluid Pressure Sensor B harness is open or shorted – Transmission Fluid Pressure Sensor B poor electrical connection – Faulty Transmission Fluid Pressure Sensor B – Transmission Valve Bosy Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0845 Description The transmission fluid…

P083C Transmission Fluid Pressure Sensor / Switch G Circuit Low

P083C Transmission Fluid Pressure Sensor / Switch G Circuit Low OBD Code: System: Subsystem:  P083C – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Transmission Fluid Pressure Sensor / Switch G Circuit Low Location: Analysis: Possible Causes:  Switch G  End of Range – Circuit Lower Than Expected   Tech description:

P083D Transmission Fluid Pressure Sensor / Switch G Circuit High

P083D Transmission Fluid Pressure Sensor / Switch G Circuit High OBD Code: System: Subsystem:  P083D – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Transmission Fluid Pressure Sensor / Switch G Circuit High Location: Analysis: Possible Causes:  Switch G  End of Range – Circuit Higher Than Expected   Tech description:

P083F Clutch Pedal Switch A / B Correlation

P083F Clutch Pedal Switch A / B Correlation OBD Code: System: Subsystem:  P083F – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Clutch Pedal Switch A / B Correlation Location: Analysis: Possible Causes:  Switch A / B     Tech description:

P0840 Transmission Fluid Pressure Sensor A

P0840 Transmission Fluid Pressure Sensor A Possible causes – Transmission Fluid Pressure Sensor A harness is open or shorted – Transmission Fluid Pressure Sensor A poor electrical connection – Faulty Transmission Fluid Pressure Sensor A – Transmission Valve Body Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0840 Description The transmission fluid…

P0841 LR Pressure Switch Rationality Fault

P0841 LR Pressure Switch Rationality Fault Possible causes – Transmission Solenoid/Pressure Switch harness is open or shorted – Transmission Solenoid/Pressure Switch circuit poor electrical connection – Faulty Transmission Solenoid/Pressure Switch – Internal transmission damage – Faulty Engine Control Module (ECM) – Faulty Transmission Control Module (TCM) Symptoms – Engine Light ON (or Service Engine Soon…

P0842 Transmission Fluid Pressure Sensor / Switch A Circuit Low

P0842 Transmission Fluid Pressure Sensor / Switch A Circuit Low OBD Code: System: Subsystem:  P0842 – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Transmission Fluid Pressure Sensor / Switch A Circuit Low Location: Analysis: Possible Causes:  Switch A  End of Range – Circuit Lower Than Expected   Tech description:

P0843 Transmission Fluid Pressure Sensor / Switch A Circuit High

P0843 Transmission Fluid Pressure Sensor / Switch A Circuit High OBD Code: System: Subsystem:  P0843 – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Transmission Fluid Pressure Sensor / Switch A Circuit High Location: Analysis: Possible Causes:  Switch A  End of Range – Circuit Higher Than Expected   Tech description:

P0836 Four Wheel Drive (4WD) Switch Circuit

P0836 Four Wheel Drive (4WD) Switch Circuit OBD Code: System: Subsystem:  P0836 – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Four Wheel Drive (4WD) Switch Circuit Location: Analysis: Possible Causes:    Circuit Issue   Tech description:

P0838 Four Wheel Drive (4WD) Switch Circuit Low

P0838 Four Wheel Drive (4WD) Switch Circuit Low OBD Code: System: Subsystem:  P0838 – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Four Wheel Drive (4WD) Switch Circuit Low Location: Analysis: Possible Causes:    End of Range – Circuit Lower Than Expected   Tech description:

P0839 Four Wheel Drive (4WD) Switch Circuit High

P0839 Four Wheel Drive (4WD) Switch Circuit High OBD Code: System: Subsystem:  P0839 – (ASE)  Powertrain  Transmission Controls Trouble Code Description: Four Wheel Drive (4WD) Switch Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description: