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Home >> Cadillac >> 2002 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 978 (Lighting Systems) >> Diagnostic Information and Procedures >> Scan Tool Output Controls
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Scan Tool Output Controls

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM) Scan Tool Output Controls

Scan Tool Output Control Additional Menu Selection(s) Description
Daytime Running Lamps Light Test The BCM activates the DRL relay for 5 seconds when you select ON. The daytime running lights illuminate for 5 seconds.
Headlamps Light Test The BCM activates the headlamp relay when you select ON. The headlamps illuminate until commanded OFF.
Park Lamp Light Test The BCM activates the park lamp relay when you select ON. The park lamps illuminate until commanded OFF.
Front Fog Lamps Light Test The BCM activates the FOG LP relay when you select ON. The fog lamps illuminate until commanded OFF.
Auxiliary Test Light Test The BCM activates the theater dimming outputs for 5 seconds when you select ON. The dome, footwell, and courtesy lamps illuminate for 5 seconds.
Inadvertent Power Inadvertent Power The BCM activates the inadvertent power relay for 5 seconds.