Component Testing

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Use the Spark Plug Inspection procedure to verify the integrity of the spark plugs. Refer to Spark Plug Inspection . Replace the spark plug if necessary.

IMPORTANT: An erratic or weak spark is considered a no spark condition.

Use the J 26792 to verify the output of each ignition module/coil. See Special Tools . If no spark is detected across the gap of the spark plug tester, then replace the ignition module/coil assembly.