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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 228 (Vehicle Access System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Trunk Release Malfunction >> Diagnostic Fault Information

Diagnostic Fault Information

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.
Circuit number Circuit Function Short to Ground Open/High Resistance Short to Voltage Signal Performance
5797 Signal B16C5 32 2 2 -
6189 Signal 3 3 3 -
6128 Control B1592 11 B1592 13 B1592 12 -
1650 Ground - 1, 2 - -
2150 Ground - 3 - -
  1. M40 Rear Compartment Lid Latch = Inoperative
  2. E7 Rear License Plate Lamp = Inoperative
  3. S58B Rear Compartment Lid Release Switch - Interior = Inoperative