Lack of Power, Sluggish
Definition: Engine delivers less than expected power. Little or no increase in speed, when accelerator pedal is pushed down part way.
POSSIBLE CAUSE ACTION
Contaminated fuel Check for water or
excessive alcohol in fuel
Drain fuel tank and add clean fuel
Lead contamination Check for missing fill pipe restrictor
of catalytic converter Replace catalytic converter
Low fuel pressure Check fuel pressure
Proceed to FUEL PRESSURE TEST
Pinched or collapsed fuel hose/line Repair/replace as required
Throttle valve not fully opening Check accelerator pedal travel
(Floor mat/carpet interference)
Check throttle cable adjustment
Proceed to ADJUSTMENT PROCEDURES
Dirty air filter Clean or replace
Incorrect float level Check and adjust
Proceed to ADJUSTMENT PROCEDURES