A & C Chart Reference Table

GENERAL MOTORS A & C CHART REFERENCE

System Or Component	Diagnostic Information Location
A-1 & A-2, MALFUNCTION INDICATOR LIGHT (MIL)	See ON-BOARD DIAGNOSTIC (OBD) SYSTEM CHECK in BASIC TESTING
A-2, DLC Diagnosis	See ON-BOARD DIAGNOSTIC (OBD) SYSTEM CHECK in BASIC TESTING
A-3, No Start	See NO START - ENGINE CRANKS OKAY in BASIC TESTING
A-4, No Scan Tool Data	See ON-BOARD DIAGNOSTIC (OBD) SYSTEM CHECK in BASIC TESTING
A-5, Fuel Pump Relay	See FUEL SYSTEM in
A-7, Fuel System Diagnosis	See BASIC FUEL SYSTEM CHECKS in BASIC TESTING
C-1, PCM Replacement Check	See PCM REPLACEMENT CHECK in BASIC TESTING
C-1, MAP Sensor	See ENGINE SENSORS & SWITCHES
C-1, Power Steering Pressure Switch	See ENGINE SENSORS & SWITCHES
C-1, Park/Neutral Position Switch	See ENGINE SENSORS & SWITCHES
C-2, Injector Balance Test	See FUEL SYSTEM
C-2, Injector Coil Test	See FUEL SYSTEM
C-2, Injector Leak Test	See FUEL SYSTEM
C-2, IAC Motor	See IDLE CONTROL SYSTEM
C-3, Canister Purge System (Fuel Evaporation Control)	See EMISSION SYSTEMS & SUB-SYSTEMS
C-5, KS Ignition Check	See IGNITION SYSTEM
C-6, Air Injection System	See EMISSION SYSTEMS & SUB-SYSTEMS
C-7, EGR System	See EMISSION SYSTEMS & SUB-SYSTEMS
C-8, Manual Transmission Shift Lights (Trans.)	See MISCELLANEOUS CONTROLS
C-8, Torque Converter Clutch (Trans.)	See MISCELLANEOUS CONTROLS
C-10, A/C Clutch Control	See MISCELLANEOUS CONTROLS
C-12, Electric Cooling Fan Control	See MISCELLANEOUS CONTROLS
C-16, Engine Coolant Level Switch	See ENGINE SENSORS & SWITCHES
C-16, Fuel Pump/Oil Pressure Switch	See ENGINE SENSORS & SWITCHES
C-16, Oil Level Switch	See ENGINE SENSORS & SWITCHES AIR CONDITIONING & HEAT section.
C-16, PCM Controlled Warning Lights - Covered in entirety in A/C-HEATER SYSTEM article in the	See MISCELLANEOUS CONTROLS article.
- Covered in entirety in appropriate AUTO TRANS DIAGNOSIS