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Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 229 (Engine Control System 3.8L (Troubleshooting & Diagnosis )) >> Troubleshooting >> Hard Start

Hard Start

WARNING: This page is about a different car, the 2004 Chevrolet Monte Carlo and 2004 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Hard Start

Checks Action
DEFINITION: Engine cranks OK, but does not start for a long time. Does eventually run, or may start but immediately dies.
Preliminary Perform the Diagnostic System Check - Engine Controls .
Sensor/System A variety of sensor or physical conditions may result in a hard start condition without setting a diagnostic trouble code (DTC). In order to determine if any of these conditions exist, perform the following actions:
Fuel System A variety of fuel system conditions may result in a hard start condition without setting a DTC. In order to determine if any of these conditions exist, perform the following actions:
Ignition System A variety of ignition system conditions may result in a hard start condition without setting a DTC. In order to determine if any of these conditions exist. Refer to Electronic Ignition (EI) System Diagnosis .
Engine Mechanical A variety of engine mechanical conditions may result in a hard start condition without setting a DTC. In order to determine if any of these conditions exist. Refer to Engine Compression Test in Engine Mechanical-3.8L.
If incorrect compression is detected, inspect the following items: