Lack of Power
SYMPTOM DESCRIPTIONThis condition occurs when; engine delivers less than expected power. little or no increase in speed, when the accelerator is depressed.
POSSIBLE CAUSE ACTION
Voltage Output - Check for proper secondary output voltage with spark tester.
Spark plugs - See, Spark Plug Diagnosis Testing and Inspection
Ignition Timing - Check distributor indexing.
Engine Controller - Check for fault codes and proper ignition grounds.