P1784

P1784-LR PRESSURE SWITCH SENSE CIRCUIT

When Monitored and Set Condition:
P1784-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 P1791 PRESENT
TRANSMISSION CONTROL RELAY DTC'S 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