Section 7 (Body Control Module)
WARNING: This page is about a different car, the 1998 Cadillac Eldorado and 1998 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
- Description & Operation
- Component Locations
- Self-Diagnostic System
- Diagnostic Tests
- 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 - SDM
- DTC U1096: Loss Of Serial Communications - IPC
- DTC U1128: Loss Of Serial Communications - IRC
- 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 Battery
- DTC B0532: Fuel Level Sensor Short To Ground
- DTC B0533: Fuel Level Sensor Short To Battery
- 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 Output 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 Light Relay Shorted To Ground
- DTC B2478: Reverse Light Relay Shorted To Battery
- DTC B2502: Park Relay (BTSI) Shorted To Ground
- DTC B2503: Park Relay (BTSI) Shorted To Battery
- DTC B2550: Storage Mode Entered
- DTC B2719: UTD - Trunk Tamper Switch Fault
- Removal & Installation
- Wiring Diagrams