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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 87 (Lighting System - Diagnostic Information And Procedures (2 Of 2)) >> Diagnostic Information and Procedures >> Park, License, and/or Tail Lamps Malfunction >> Scan Tool Functions

Scan Tool Functions

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
K9 Body Control Module - Scan Tool Data Parameters

Data Parameter Description
Park Lamp Switch The parameter should change between Active and Inactive when turning the park lamps on and off with the Turn Signal Switch
K219 Lighting Control Module - Scan Tool Control Functions

Control Function Description
Left Front Park Lamp The control function will control the left front park lamp on/off
Left Tail Lamp The control function will control the left rear tail lamp on/off
Right Front Park Lamp The control function will control the right front park lamp on/off
Right Tail Lamp The control function will control the right rear tail lamp on/off
License Plate Lamp The control function will control the license plate lamp(s) on/off
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