TEST
ACTION
APPLICABILITY
5
Turn the ignition off to the lock position.
Disconnect the Transmission Control Module C2 harness connector.
Disconnect the Transmission Solenoid Assembly harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the 1-2/4-5 Solenoid Control circuit to all other circuits in
the Transmission Solenoid Assembly harness connector.
Is the resistance below 5.0 ohms between any other circuit?
All
Yes
→ Repair the 1-2/4-5 Solenoid Control circuit for a short to other
circuit-s.
Perform NAG1 TRANSMISSION VERIFICATION TEST - VER 1.
No
→ Go To 6
6
Turn the ignition off to the lock position.
Disconnect the Transmission Control Module C2 harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between the 1-2/4-5 Solenoid Control circuit and the Solenoid
Supply Voltage Circuit in the Transmission Control Module C2 harness connector.
Is the resistance between 2.5 and 6.5 ohms?
All
Yes
→ Replace the Transmission Control Module.
Perform NAG1 TRANSMISSION VERIFICATION TEST - VER 1.
No
→ Replace the 1-2/4-5 Solenoid per the Service Information.
Perform NAG1 TRANSMISSION VERIFICATION TEST - VER 1.
7
The conditions necessary to set this DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wires while checking for shorts and open circuits.
NOTE: Check for any Technical Service Bulletins that may apply.
Were there any problems found?
All
Yes
→ Repair as necessary
Perform NAG1 TRANSMISSION VERIFICATION TEST - VER 1.
No
→ Test Complete.
26
TRANSMISSION - NAG1
1-2/4-5 SOLENOID CIRCUIT —
Continued