TEST ACTION APPLICABILITY
2 With the DRBIIIt, read Transmission DTC’s
Are there any Transmission Control Relay DTC’s present also?
All
Yes → Refer to the Transmission category and perform the appropriate
symptom.
Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
No → Go To 3
3 With the DRBIIIt, Check the STARTS SINCE SET counter for P0760.
NOTE: This counter only applies to the last DTC set.
Is the STARTS SINCE SET counter set at 0?
All
Yes → Go To 4
No → Go To 11
4 Turn the ignition off to the lock position.
Remove the Starter Relay.
CAUTION: Removal of the Starter Relay is to prevent a Transmission, NO
RESPONSE, condition and disable the starter.
Install the Transmission Simulator, Miller tool #8333 and the Electronic Transmis-
sion Adapter kit 8333-1A.
Ignition on, engine not running.
With the Transmission Simulator, monitor the OD Solenoid LED.
With the DRBIIIt, actuate the OD Solenoid.
Did the OD Solenoid LED on the Transmission Simulator blink on and off during
actuation?
All
Yes → Go To 5
No → Go To 6
5 If there are no possible causes remaining, view repair. All
Repair
Replace the Transmission Solenoid/Pressure SwitchAssembly per
the Service Information.
Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
6 Turn the ignition off to the lock position.
Disconnect the PCM harness connector.
Disconnect the Transmission Solenoid/Pressure Switch Assembly harness connector.
Note: Check connectors - Clean/repair as necessary.
CAUTION: DO NOT PROBE THE PCM HARNESS CONNECTORS. PROBING
THE PCM HARNESS CONNECTORS WILL DAMAGE THE PCM TERMI-
NALS RESULTING IN POOR TERMINAL TO PIN CONNECTION. INSTALL
MILLER SPECIAL TOOL #8815 TO PERFORM DIAGNOSIS.
Measure the resistance of the OD Solenoid Control circuit from the appropriate
terminal of special tool #8815 to the Transmission Solenoid/Pressure Switch Assem-
bly harness connector.
Is the resistance above 5.0 ohms?
All
Yes → Repair the OD Solenoid Control circuit for an open.
Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
No → Go To 7
96
TRANSMISSION - NGC
P0760-OD SOLENOID CIRCUIT — Continued
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