Lack of Power

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 if contaminated.

Low fuel pressure ^ Check fuel pressure.

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.

Dirty air filter ^ Clean or replace.