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ENGINE DRIVEABILITY AND EMISSIONS 6E–97 6 Using the DVM and check the fuel pump relay power 1. Ignition “On”, engine “Off”. 2. Remove the fuel pump relay from the relay box. 3. Check the circuit for open or short to ground circuit. Was the DVM indicated specified value? Battery Go to Step 8 Go to Step 7 7 Repair the open or short to ground circuit between the — Verify repair — 8 Using the DVM and check the fuel pump relay ground 1. Ignition “Off”, engine “Off”. 2. Disconnect the ECM connector. 3. Remove the fuel pump relay from the relay box. 4. Check the circuit for open or short to ground circuit. Was the problem found? — Repair faulty verify repair Go to Step 9 9 Using the DVM and check the fuel pump relay power 1. Ignition “Off”, engine “Off”. 2. Remove the fuel pump relay from the relay box. 3. Check the circuit for open circuit. Was the DVM indicated specified value? Battery Go to Step 11 Go to Step 10 Step Action Value(s) Yes No V 3 X2 4 11 C56(J2) X2 V 1 X2 |