TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the PCM harness connectors.
Disconnect the Transmission Solenoid Assembly harness connector.
Check connectors - Clean/repair as necessary
Measure the resistance between the 5-volt Supply circuit and the Sensor Ground
circuit in the Transmission Solenoid Assembly harness connector.
Is the resistance above 100 kohms?
without 45RFE
AUTO TRANS
Yes
→
Go To
4
No
→
Repair the 5-volt Supply circuit for a short to the Sensor Ground
circuit.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
4
Turn the ignition off.
Disconnect the PCM harness connectors.
Disconnect the Transmission Solenoid Assembly harness connector.
Check connectors - Clean/repair as necessary
Measure the resistance between ground and the Transmission Temperature Sensor
Signal circuit in the of the Transmission Solenoid Assembly harness connector.
Is the resistance above 100 kohms?
without 45RFE
AUTO TRANS
Yes
→
Go To
5
No
→
Repair the Transmission Temperature Sensor Signal circuit for a
short to ground.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
5
Turn the ignition off.
Disconnect the PCM harness connectors.
Disconnect the Transmission Solenoid Assembly harness connector.
Check connectors - Clean/repair as necessary
Measure the resistance between the Transmission Temperature Sensor Signal circuit
and Sensor Ground circuit in the Transmission Solenoid Assembly harness connector.
Is the resistance above 100 kohms?
without 45RFE
AUTO TRANS
Yes
→
Go To
6
No
→
Repair the Transmission Temperature Sensor Signal circuit for a
short to the Sensor Ground circuit.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
6
Turn the ignition off.
Disconnect the Transmission Solenoid Assembly harness connector.
Remove the transmission oil pan.
Disconnect the Governor Pressure/Transmission Temperature Sensor connector.
Check connectors - Clean/repair as necessary
Measure the resistance between ground and the 5-volt Supply circuit at the Governor
Pressure/Transmission Temperature Sensor connector.
Is the resistance above 100 kohms?
without 45RFE
AUTO TRANS
Yes
→
Go To
7
No
→
Replace the Transmission Solenoid Assembly in accordance with
the Service Information.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
317
TRANSMISSION
P0712-TRANS TEMP SENSOR VOLTAGE TOO LOW —
Continued