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Content .. 1983 1984 1985 1986 ..
3. CHECKING (Z904) GROUND CIRCUIT Turn the ignition off to the lock position. Disconnect the PCM C4 harness connector. NOTE: Check connectors - Clean/repair as necessary. CAUTION: Do not probe the PCM harness connectors. Probing the NOTE: The test light must illuminate brightly. Compare the bright- Does the test light illuminate brightly for all the Ground cir- Yes >> Go To 4 No >> Repair the Ground circuit and/or circuits for an open or high resistance. Perform 42RLE TRANSMISSION VERIFICATION TEST - VER 1. (Refer to 21 - TRANSMISSION/ 4. CHECKING (INTERNAL) FUSED B(+) CIRCUIT Turn the ignition off to the lock position. Remove the Transmission Control Relay. Ignition on, engine not running. Using a 12-volt test light connected to ground, check the (internal) NOTE: The Test light must illuminate brightly. Compare the bright- Does the test light illuminate brightly? Yes >> Go To 5 No >> Repair the Fused B(+) circuit for an open or high resis- tance. Perform 42RLE TRANSMISSION VERIFICATION TEST - 21 - 474 AUTOMATIC TRANSMISSION 42RLE - ELECTRICAL DIAGNOSTICS LX |