TEST
ACTION
APPLICABILITY
26
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 of the Sensor Ground circuit between the Transmission
Solenoid Assembly connector (transmission side) and the Governor Pressure/
Transmission Temperature Sensor connector.
Is the resistance below 5.0 ohms?
without 45RFE
AUTO TRANS
Yes
→
Go To
27
No
→
Replace the Transmission Solenoid Assembly in accordance with
the Service Information.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
27
If there are no possible causes remaining, view repair.
without 45RFE
AUTO TRANS
Repair
Replace the Governor Pressure/Transmission Temperature Sensor
in accordance with the Service Information.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
28
Turn the ignition off.
Disconnect the Transmission Solenoid Assembly harness connector.
Disconnect the PCM C2 harness connector.
Check connectors - Clean/repair as necessary
Turn the ignition on.
Measure the voltage between ground and the 5-volt Supply circuit in the Transmis-
sion Solenoid Assembly harness connector.
Is the voltage below 0.5 volt?
without 45RFE
AUTO TRANS
Yes
→
Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
No
→
Go To
29
29
Turn the ignition off.
Repair the 5-volt Supply circuit for a short to voltage.
Reconnect all harness connectors except the Transmission Solenoid Assembly har-
ness connector.
Turn the ignition on.
Measure the voltage of the 5-volt Supply circuit in the Transmission Solenoid
Assembly harness connector.
Is the voltage above 4.8 volts?
without 45RFE
AUTO TRANS
Yes
→
The repair is complete.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
No
→
Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
212
DRIVEABILITY - DIESEL
P1756-GOV PRESS NOT EQUAL TO TARGET @ 15-20 PSI —
Continued