Does Not Start

Engine Does Not Crank

• Check battery and battery cables.
• Check starter.
• Check starter relay.

No Initial Combustion

• Check ECM power source circuit with ignition on.
• Check fuel pump control circuit.
• Check for defective ECM, wiring or connections.
• Check engine immobilizer system (if equipped).
• Check for defective fuel pump switch (if equipped).

No Complete Combustion

• Check fuel pump control circuit.