Inertia switch tripped or defective. Reset or replace as necessary. 2. Engine Idle Problems Condition Possible Cause Remedy Engine Starts but does not idle Faulty ETC unit. Perform Diagnosis test. Replace as necessary. Fuel filter if clogged. Replace the fuel filter. Fuel lines are pinched or clogged Correct the routine to avoid pinch, or allow shop air to clear the clog in the fuel lines. Improper Electrical supply at pump connector If electrical supply is in proper check electrical system. In adequate fuel pump pressure IF fuel pump does not built pressure then replace. Incorrect manifold absolute pressure (MAP) sensor signal input. Check for leakage at sensor. Perform diagnostic test. MIL & SIL check Check using diagnostic tool for MIL & SIL. Take corrective action. Defective EMS unit Check using diagnostic tool. . Take corrective action. Engine idles erratically Disconnected or leaking vacuum line or vacuum leak at inlet manifold. Inspect all vacuum lines and connections. Repair or replace as necessary. Faulty ETC unit. Perform diagnostic test. Replace as necessary. Incorrect valve / ignition timing. Check timing system components and repair or replace as necessary. Fuel filter if clogged. Replace the fuel filter. fuel lines are pinched or clogged Correct the routine to avoid pinch, or allow shop air to clear the clog in the fuel lines. Improper Electrical supply at pump connector If electrical supply is in proper check electrical system. In adequate fuel pump pressure IF fuel pump does not built pressure then replace. Incorrect MAP sensor signal Check and replace if necessary. Defective EMS ECU Check using diagnostic tool. . Take corrective action. Clogged injector Check for clogged injector. Take corrective action. Petrol Engine Ph-2 (CAFÉ) 9
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