A & C Chart Reference

GENERAL MOTORS A & C CHART REFERENCE

System Or Component

Diagnostic Information Location

A-1, Malfunction Indicator Light (MIL)

A-2, DLC & MIL On Steady

A-2, No Scan Tool Data

A-3, No-Start Diagnosis

A-4, Injector Circuit Diagnosis

A-5, Fuel Pump Relay

See RELAYS, SOLENOIDS, MOTORS & MODULES in SYSTEM/COMPONENT TESTS article

A-6, Fuel System Diagnosis

A-7, Injector Balance Test

See FUEL SYSTEM in SYSTEM/COMPONENT TESTS article

C-1, MAP Sensor

See ENGINE SENSORS & SWITCHES in SYSTEM/COMPONENT TESTS article

C-1, Power Steering Pressure Switch

See ENGINE SENSORS & SWITCHES in SYSTEM/COMPONENT TESTS article

C-1, Park/Neutral Switch

See ENGINE SENSORS & SWITCHES in SYSTEM/COMPONENT TESTS article

C-2, IAC Motor

See IDLE CONTROL SYSTEM under FUEL SYSTEM in SYSTEM/COMPONENT TESTS article

C-3, Fuel Evaporation Control

See appropriate EMISSION SYSTEMS & SUB-SYSTEMS in SYSTEM/COMPONENT TESTS article

C-4, Ignition Control Circuit

See IGNITION SYSTEM in SYSTEM/COMPONENT TESTS article

C-5, ESC Ignition Check

See IGNITION SYSTEM in SYSTEM/COMPONENT TESTS article

C-7, EGR System

See appropriate EMISSION SYSTEMS & SUB-SYSTEMS in SYSTEM/COMPONENT TESTS article

C-8, Torque Converter Clutch

⁽¹⁾ See MISCELLANEOUS PCM/VCM CONTROLS in SYSTEM/COMPONENT TESTS article

C-8, Manual Transmission Shift Lights

⁽¹⁾ See MISCELLANEOUS PCM/VCM CONTROLS in SYSTEM/COMPONENT TESTS article

C-10, A/C Clutch Control

See MISCELLANEOUS PCM/VCM CONTROLS in SYSTEM/COMPONENT TESTS article

C-12, Electric Cooling Fan Control

⁽²⁾ See MISCELLANEOUS PCM/VCM CONTROLS in SYSTEM/COMPONENT TESTS article

⁽¹⁾	Covered in entirety in appropriate AUTO TRANS DIAGNOSIS article.

⁽²⁾	Covered in entirety in A/C-HEATER SYSTEM article in the AIR CONDITIONING & HEAT section.