Hard Start

SYMPTOM DESCRIPTION:
Engine cranks OK, but does not start for a long time. Does eventually start, or may start but immediately stalls.


POSSIBLE CAUSE ACTION



Voltage Output ^ Check for proper secondary output voltage with spark tester.


Spark plugs ^ Check for wet plugs, cracks, wear, improper gap, burned electrodes or heavy deposits.


Secondary Wires ^ Check for bare or shorted wires. Check secondary wire resistance.


Distributor Cap ^ Check for moisture.


Distributor ^ Check for excessive shaft wear.


Distributor Pick^up Coil ^ Check resistance and connections.


Ignition Coil ^ Check resistance and connections.


PCM ^ Check for fault codes and proper ignition grounds.


NOTE: If symptom is intermittent check the resistance of Crankshaft position sensor.