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Home >> Chevrolet >> 2001 >> Cavalier LS, 2.2 4 >> Repair and Diagnosis >> External Pages >> Different car >> Section 204 (Lighting Systems) >> Diagnostic Information and Procedures >> DTC B2603 >> Conditions for Running the DTC

Conditions for Running the DTC

WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

The ignition switch is in the ON position.