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*NO RESPONSE FROM INSTRUMENT CLUSTER (CONTINUED) 5. GROUND CIRCUIT(S) OPEN Turn the ignition off. Measure the resistance of the Ground circuits from the IC C1 harness Is the resistance below 5.0 ohms? Yes >> Go to 6 No >> Repair the Ground circuit(s) for an open. Perform BODY VERIFICATION TEST. 6. SCI TRANSMIT CIRCUIT OPEN With the ignition off. Measure the resistance of the SCI Transmit circuit from the IC C1 har- Is the resistance below 5.0 ohms? Yes >> Replace the Instrument Cluster. (Refer to 8 - ELECTRI- CAL/INSTRUMENT CLUSTER - REMOVAL). Perform BODY VERIFICATION TEST. No >> Repair the SCI Transmit circuit for an open. Perform BODY VERIFICATION TEST. ZH ELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTICS 8E - 21 |