8E - 52
ELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTICS
*NO RESPONSE FROM TRANSMISSION CONTROL MODULE (CONTINUED)
3.
GROUND CIRCUIT OPEN
Turn the ignition off.
Measure the resistance of the Ground circuit from the TCM harness
connector to ground.
Is the resistance below 5.0 ohms?
Yes
>> Go to 4
No
>> Repair the Ground circuit for an open.
Perform NAG1 TRANSMISSION VERIFICATION TEST.
4.
SCI TRANSMIT CIRCUIT OPEN
With the ignition off.
Measure the resistance of the SCI Transmit circuit from the TCM har-
ness connector to the DLC.
Is the resistance below 5.0 ohms?
Yes
>> Go to 5
No
>> Repair the SCI Transmit circuit for an open.
Perform NAG1 TRANSMISSION VERIFICATION TEST.
ZH