Section 51 (Body Computer Module)
WARNING: This page is about a different car, the 1992 Cadillac Allante and 1991 Cadillac Allante. However, it is still accessible from the selected car via links, so may be relevant.
- Description
- Operation
- Component Locations
- Trouble Shooting
- Self-Diagnostic System
- Self Diagnostics System Check
- Self-Diagnostic System Check
- Chart A: Cluster Display Problem
- Chart B: Displays Blank
- Chart B-1: Displays Blank
- Chart B-2: Displays Blank (Digital Cluster)
- Chart B-3: Display Blank (Analog Cluster)
- Chart C-1: Vehicle Will Not Enter Diagnostics
- Chart D: Data Circuit Problem
- Chart D-1: Data Circuit Open
- Chart D-2: Data Circuit Grounded
- Chart D-3: Data Circuit Shorted
- Chart D-4: Data Circuit Shorted To Voltage
- A Charts (Lighting)
- Notes
- Lighting Chart A-1: L - Code Diagnosis
- Lighting Chart A-2: Data Circuit Problem
- Lighting Chart A-3: DTC L202 With L203, Or L210 Addressing Problem (1 Of 2)
- Lighting Chart A-3: DTC L202 With L203 1600 Power Circuit Problem (2 Of 2)
- Lighting Chart A-4: DTC L204 With L205 Or L206 Addressing Problem (1 Of 2)
- Lighting Chart A-4: DTC L204 With L205 1604 Power Circuit Problem (2 Of 2)
- Lighting Chart A-5: DTC L202, L204, L205, L209 & L210 2R7 Power Circuit Problem
- Lighting Chart A-6: DTC L207 With L203, L205 Or L206 Addressing Problem
- Lighting Chart A-7: DTC L207 With L202 Or L204 Addressing Problem
- LIGHTING CHART A-8: DTC L206, L207 & L208 MAXI-FUSE No. 6 POWER CIRCUIT PROBLEM
- Lighting Chart A-9: DTC L208 With L205 Or L209 Addressing Problem
- Lighting Chart A-10: DTC L209 With L210 1601 Power Circuit Problem
- Diagnostic Tests
- DTC B119: Twilight Photocell Circuit
- DTC B120: Twilight Delay Switch Pot Circuit
- DTC B120 & B122: Twilight Delay & Panel Dimming
- DTC B124: Vehicle Speed Sensor (VSS) Circuit Problem
- DTC EO47, B333-B337: Serial Data Circuit Multiple Intermittent Codes
- DTC B333: Loss Of Sir (DERM) Data
- DTC B334: Loss Of ECM Data
- DTC B335: Loss Of CCDIC Serial Data
- DTC B336: Loss Of IPC Serial Data
- DTC B337: Loss Of HVAC Programmer Data
- DTC B420: BCM Output Driver No. 1 Failure
- DTC B421: BCM Output Driver No. 2 Failure
- DTC B552: Keep Alive Memory Error
- DTC B556: Odometer Error (BCM EEPROM)
- DTC L010: Redundant TAILLAMP Relay Failure
- DTC L011: Redundant Headlamp Relay Failure
- DTC L110: Left Switch Pod (LSP) Communication Failure
- DTC L202: OSM No. 2 Communications Problem
- DTC L203: OSM No. 3 Communication Problem
- DTC L204: OSM No. 4 Communications Problem
- DTC L205: OSM Number 5 Communications Problem
- DTC L206: OSM No. 6 Communications Problem
- DTC L207: OSM No. 7 Communications Problem
- DTC L208: OSM No. 13 Communications Problem
- DTC L209: OSM No. 9 Communications Problem
- DTC L210: OSM No. 10 Communications Problem
- All 300 "L" Series DTCS
- DTC L411: Data Circuit Voltage Low
- System Tests
- Removal & Installation
- Connector Identification
- Wiring Diagrams