Section 12 (Body Control Module)
WARNING: This page is about a different car, the 1997 Cadillac Seville, 1997 Cadillac Eldorado, and 1997 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
- Description & Operation
- Self-Diagnostic System
- Diagnostic Parameters
- Diagnosis & Repair
- Notes
- Class 2 Serial Data Line System Check
- Chart A, Scan Tool Will Not Communicate
- DTC U1016, Loss Of Serial Communications - Pcm
- DTC U1088, Loss Of Serial Communications - Sir
- DTC U1096, Loss Of Serial Communications - IPC
- DTC U1153, Loss Of Serial Communications - CCP
- DTC U1169, Loss Of Serial Communications - Mmm
- DTC U1255, Class 2 Initialization Error
- DTC U1300, Class 2 Short To Ground
- DTC U1301, Class 2 Short To Voltage
- DTC B0532, Fuel Level Sender Short To Ground
- DTC B0533, Fuel Level Sender Short To Voltage
- DTC B1552, Loss Of PZM Keep Alive Memory (KAM)
- DTC B1556, PZM EEPROM Write Error
- DTC B1558, PZM EEPROM Checksum Error
- DTC B1970, Exterior Light Power Fault
- DTC B1971, Inadvertent Power Fault
- DTC B1972, Low Power Control Fault
- DTC B1973, High Power Control Fault
- DTC B1981, Battery Voltage Too Low
- DTC B1982, Battery Voltage Too High
- DTC B1983, Source Voltage Too Low
- DTC B2470, Daytime Running Lights Fault
- DTC B2471, Interior Lights Fault
- DTC B2472, Low Beam Output Fault
- DTC B2473, High Beam Output Fault
- DTC B2476, Parking Lights Output Fault
- DTC B2477, Reverse Relay Shorted To Ground
- DTC B2478, Reverse Relay Shorted To Voltage
- DTC B2502, Park Relay (BTSI) Shorted To Ground
- DTC B2503, Park Relay (BTSI) Shorted To Voltage
- DTC B2550, Storage Mode Entered
- DTC B2719, UTD - Trunk Tamper Switch Fault
- Removal & Installation
- Wiring Diagram