Lack of Power

SYMPTOM:
Engine delivers less than expected power. Little or no increase in speed on slight acceleration.

POSSIBLE CAUSE ACTION



EGR malfunction Check Exhaust Gas Recirculation system in "Testing
Procedures"


Spark timing - excessive retard Check Spark Controls in
"Computers And Control Systems"


Initial timing incorrect Check Ignition Timing in "Adjustment
Procedures"


Restricted exhaust Check Three Way Catalytic Converter in
"Testing Procedures"


Poor or contaminated fuel Recommend higher grade fuel