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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
1940 B+ U0215 00 U0215 00 - -
7040 B+ U0222 00, U0224 00 U0222 00, U0224 00 - -
7140 B+ U0223 00, U0225 00 U0223 00, U0225 00 - -
6134 Serial Data U0215 00, U0222 00, U0223 00 U0215 00, U0222 00, U0223 00 U0215 00, U0222 00, U0223 00 -
6135 Serial Data U0224 00, U0225 00 U0224 00, U0225 00 U0224 00, U0225 00 -
1184 Signal B1953 11 2 2 -
2763 Signal B1952 11 1 1 -
2764 Signal B1952 11 1 1 -
2765 Signal B1953 11 2 2 -
2766 Signal B1952 11 1 1 -
5295 Signal B1953 11 2 2 -
668 Control 3 3 3 -
669 Control 3 3 3 -
670 Control 4 4 4 -
671 Control 4 4 4 -
2150 Ground - U0215 00, U0222 00 - -
2250 Ground - 2 - -
2350 Ground - 3 - -
2450 Ground - 4 - -
  1. M74D Front Side Door Window Regulator Motor-Driver = Inoperative
  2. M74P Front Side Door Window Regulator Motor-Passenger = Inoperative
  3. M74LR Rear Side Door Window Regulator Motor-Left = Inoperative
  4. M74RR Rear Side Door Window Regulator Motor-Right = Inoperative