[amidgeha]

Transmission Fluid Pressure Sensor/Switch (A) Circuit

The Transmission Control Module (TCM) monitors the Transmission Fluid Pressure Sensor/Switch signal. The TCM sets the OBDII code when the Transmission Fluid Pressure Sensor/Switch is not to factory specifications.

Cause:
Low transmission fluid level
Dirty transmission fluid
Faulty Transmission Fluid Pressure Sensor/Switch "A"
Transmission Fluid Pressure Sensor/Switch "A" harness or connectors
Transmission Fluid Pressure Sensor/Switch "A" circuit is open or shorted
Transmission internal mechanical problem

Symptoms:
Check engine light