P0841
SYMPTOM
P0841 - LR PRESSURE SWITCH SENSE CIRCUIT
WHEN MONITORED
Whenever the engine is running.
SET CONDITION
The appropriate DTC is set if one of the Pressure Switches are open or closed at the wrong time in a given gear.
POSSIBLE CAUSES
- LOSS OF PRIME DTC P0944 PRESENT
- TRANSMISSION CONTROL RELAY DTCS PRESENT
- TCM AND WIRING - L/R PRESSURE SWITCH
- INTERMITTENT WIRING AND CONNECTORS
- TRANSMISSION RELAY OUTPUT CIRCUIT OPEN
- L/R PRESSURE SWITCH SENSE CIRCUIT OPEN
- L/R PRESSURE SWITCH SENSE CIRCUIT SHORT TO GROUND
- L/R PRESSURE SWITCH SENSE CIRCUIT SHORT TO VOLTAGE
- TCM - L/R PRESSURE SWITCH CIRCUIT