Lack of Power
POSSIBLE CAUSE ACTIONLow compression ^ Refer to ENGINE MECHANICAL
for diagnostic procedures
Incorrect valve timing and/or ^ Refer to ENGINE MECHANICAL
clearance for diagnostic procedures
Incorrect ignition timing ^ Refer to IGNITION SYSTEMS
for adjustment procedures
Clogged air cleaner element or ^ Service as required
restriction upstream of compresssor
Insufficient fuel supply ^ Restriction or low fuel pressure,
Refer to FUEL SYSTEMS/
ELECTRONIC FUEL INJECTION-EFI
^ EGO sensor malfunction,
Vane airflow meter malfunction
Refer to COMPUTERIZED ENGINE CONTROLS