Chart 2

SYSTEM/COMPONENT	REFERENCE ( PINPOINT TEST - GASOLINE MODELS unless noted)
Battery Condition and Current Draw	Visual. REFER to CHARGING SYSTEM - GENERAL INFORMATION .
Secondary Ignition System	For vehicles equipped with a coil pack ignition system, GO to PINPOINT TEST JC . For all others, GO to PINPOINT TEST JB .
Fuel Delivery System	GO to PINPOINT TEST HC .
Exhaust System	GO to F: Catalyst Efficiency Monitor and Exhaust Systems STEP HF8.
PCV System	GO to PINPOINT TEST HG .
EVAP System	GO to X: Evaporative Emission (EVAP) Monitor and System STEP HX14.
Applications without electronic throttle control: Intake Air System	GO to PINPOINT TEST HU .
Starting System	REFER to STARTING SYSTEM .
Mass Air Flow (MAF) Sensor	GO to C: Mass Air Flow (MAF) Sensor STEP DC26.
Additional Testing	GO to PINPOINT TEST Z .
Additional Checks: For applications with two camshaft position (CMP) sensors, verify the CMP1 and CMP2 circuits are not shorted together.	Visual