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6E2–66 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS No Malfunction Indicator Lamp (MIL)
Step Action Value(s) Yes No 1 Was the “On-Board Diagnostic (OBD) System Check” — Go to Step 2 Go to OBD System Check 2 Attempt to start the engine. Does the engine start? — Go to Step 3 Go to Step 6 3 Check the meter fuse for the instrument cluster ignition Is the fuse OK? — Go to Step 4 Go to Step 16 4 Ignition “ON,” probe the ignition feed circuit at the Is the test light “ON?” — Go to Step 5 Go to Step 13 5 1. Ignition “OFF.” to ground. 4. Ignition “ON.” Is the MIL “ON?” — Go to Step 10 Go to Step 11 6 Check the PCM ignition feed and battery feed fuses (15 Are both fuses OK? — Go to Step 7 Go to Step 15 7 1. Ignition “OFF.” connector with a test light to ground. Is the test light “ON?” — Go to Step 8 Go to Step 12 8 Probe the battery feed circuit at the PCM harness Is the test light “ON?” — Go to Step 9 Go to Step 14 9 Check for a faulty PCM ground connection. Was a problem found? — Verify repair Go to Step 10 10 Check for damaged terminals at the PCM. Was a problem found? — Verify repair Go to Step 17 11 Check for an open MIL driver circuit between the PCM Was a problem found? — Verify repair Go to Step 18 12 Substitute a known “good” relay for the PCM main Was the malfunction fixed? — Verify repair Go to Step 13 13 Repair the open in the ignition feed circuit. Is the action complete? — Verify repair — 14 Locate and repair the open PCM battery feed circuit. Is the action complete? — Verify repair — |