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ENGINE DRIVEABILITY AND EMISSIONS 6E–233 17 Perform the procedure in Fuel System Pressure Test — Verify repair Go to Step 18 18 Check for the following engine mechanical problems • Low compression • Leaking cylinder head gaskets • Worn camshaft • Sticking or leaking valves • Valve timing • Broken valve springs • Camshaft drive belt slipped or stripped — Verify repair Go to Step 19 19 1. Review all diagnostic procedures within this table. 2. If all procedures have been completed and no malfunctions have been found, review/inspect the • Visual/physical inspection • Tech 2 data • All electrical connections within a suspected circuit and/or system Was a problem found? — Verify repair Go to Step 20 20 Is the ECM programmed with the latest software — Verify repair Go to Step 21 21 Replace the ECM. — Verify Repair — Step Action Value(s) Yes No |