Chart 13-Lack Of Power

DIAGNOSTIC CHART 13-LACK OF POWER

System & Component(s)	Reference
IGNITION Scope Engine For: Spark Plugs, Wires, Coil, etc. Crossed Wires, Ignition Timing	See BASIC TESTING article.
EEC EEC-IV Quick Test	See TESTS W/CODES article.
FUEL/THROTTLE BODY Fuel Filter Fuel Pump Fuel Lines Fuel Pressure Regulator Fuel Sender Filter Injectors Idle Airflow	Perform a visual inspection. See FUEL SYSTEMS in I - SYS/COMP TESTS article.
EXHAUST Component (Restricted)	Inspect exhaust system.
COOLING Thermostat	Check cooling system.
VACUUM DISTRIBUTION Vacuum Leaks	Perform a visual and audible inspection.
AIR INTAKE SYSTEM Air Cleaner Duct & Element	See I - SYS/COMP TESTS article.
EGR Valve	See I - SYS/COMP TESTS article.
BASE ENGINE Compression Check Camshaft Valves	Check Engine Mechanical Condition.
DRIVETRAIN Clutch, Automatic Trans. Brakes	Check transmission & drivetrain components.
SUPERCHARGER Assembly	See I - SYS/COMP TESTS article.