Instrument Cluster Pinpoint Test 14: O/D Off Indicator Is Inoperative

INSTRUMENT CLUSTER PINPOINT TEST 14 - O/D OFF INDICATOR INOPERATIVE

PINPOINT TEST 14		O/D OFF INDICATOR IS INOPERATIVE
STEP	INSPECTION		ACTION
1	CHECK THE OVERDRIVE OPERATION Test drive the vehicle. Does the overdrive operate correctly?	Yes	Go to step 2.
		No	Install a new PCM. See POWERTRAIN CONTROL MODULE (PCM) REMOVAL/INSTALLATION . Test the system for normal operation.
2	CHECK THE O/D OFF INDICATOR CIRCUIT Key OFF. Disconnect: Powertrain Control Module (PCM) 0140-175. Key ON. Connect a fused (10A) jumper wire between the PCM 0140-175 pin 79, circuit W/LG, harness side and ground. Does the O/D OFF indicator illuminate?	Yes	See AUTOMATIC TRANSMISSION DIAGNOSIS to continue diagnosis of the overdrive system.
		No	Go to step 3.
3	CHECK CIRCUIT W/LG FOR AN OPEN Key OFF. Disconnect: Instrument Cluster 0922-102 Key ON. Measure the resistance between the instrument cluster 0922-102 pin 16, circuit W/LG, harness side and ground. Is the resistance greater than 10,000 ohms?	Yes	Go to step 4.
		No	Repair the circuit. Test the system for normal operation.
4	CHECK FOR CORRECT INSTRUMENT CLUSTER OPERATION Disconnect all instrument cluster connectors. Check for: corrosion pushed-out pins Connect all instrument cluster connectors and make sure they seat correctly. Operate the system and verify the concern is still present. Is the concern still present?	Yes	Install a new instrument cluster. See INSTRUMENT CLUSTER REMOVAL/INSTALLATION . Clear the DTCs. REPEAT the instrument cluster self-test.
		No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. Clear the DTCs. REPEAT the self-test.