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6E–80 4JH1 ENGINE DRIVEABILITY AND EMISSIONS No Check Engine Lamp (MIL) Step Action Value(s) Yes No 1 Check the meter fuse (15A). — Verify repair Go to Step 2 2 Using the DVM and check the “CHECK ENGINE” 1. Ignition “Off”, engine “Off”. 2. Disconnect the ECM connector. 3. Ignition “On”. 4. Check the circuit for open circuit. Was the DVM indicated specified value? Battery Go to Step 5 Go to Step 3 3 Check the “CHECK ENGINE” lamp bulb. — Verify repair Go to Step 4 4 Using the DVM and check the “CHECK ENGINE” 1. Ignition “Off”, engine “Off”. 2. Disconnect the meter connector and ECM connector. 3. Check the circuit for open circuit. Was the problem found? — Verify repair Go to Step 5 5 Is the ECM programmed with the latest software — Verify repair Go to Step 6 V 42 C-56 42 17 B-24 C-56 |