Section 14 (Body Control Module)
WARNING: This page is about a different car, the 1998 Oldsmobile Cutlass and 1998 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
- Description
- Operation
- Component Locations
- Reprogramming BFC
- Trouble Shooting
- Symptom Tests
- Multiple Indicators Light Continuously
- Scan Tool Cannot Communicate With BFC
- PRNDL Is Blank. Abs, Service Vehicle Soon & Theft System Indicators On. Fuel & Temperature Gauges At Zero.
- Service Vehicle Soon Indicator Does Not Light Or On Continuously
- Indicator Does Not Light
- BFC Has Been Replaced, Theft System Indicator On Continuously & Engine Starts
- Speedometer Malfunctioning
- Tachometer Malfunctioning
- Engine Coolant Temperature Gauge Malfunctioning
- Fuel Gauge Malfunctioning
- Abs Indicator Lights Continuously With No Loss Of Serial Data
- Brake Indicator Lights Continuously With No Loss Of Serial Data, Parking Brake Released & EBCM Not Commanding Indicator To Illuminate
- Check Engine Indicator Lights Continuously
- Check Oil Indicator Lights Continuously With No Loss Of Serial Data
- Cruise Indicator Lights Continuously With No Loss Of Serial Data
- Fuel Gauge Check Indicator Light Remains On When Gauge Pointer Is In Normal Range Or Fails To Light When Gauge Pointer Is Out Of Range
- High Beam Indicator Malfunctioning
- Engine Coolant Temperature Gauge Check Indicator Light Remains On When Gauge Pointer Is In Normal Range Or Fails To Light When Gauge Pointer Is Out Of Range
- Left Or Right Turn Indicator Malfunctioning
- Low Coolant Indicator Lights Continuously
- Low Wash Indicator Malfunctioning
- Oil Pressure Indicator Lights Continuously With No Loss Of Serial Data
- PRNDL Display Malfunctioning With No Loss Of Serial Data
- Seat Belt Indicator Lights Continuously With No Loss Of Serial Data & Seat Belt Buckled
- Theft System Indicator Lights Continuously Or Is Malfunctioning
- Volts Indicator Lights Continuously With No Loss Of Serial Data
- Automatic Light Control Does Not Function
- Phase Loop Lock Indicates Fault
- A/C Does Not Function
- Self-Diagnostic System
- Diagnostic Tests
- Notes
- BFC Diagnostic System Check
- Instrument Cluster Indicator(S) Will Not Turn Off
- Instrument Cluster Indicator(S) Will Not Turn On
- Low Engine Coolant Indicator Malfunctions
- Washer Fluid Level Indicator Malfunctions
- DTC B1000: Internal BFC Fault Detected
- DTC B1001: Vehicle Option Configuration Required
- DTC B1369: Ignition 0 Fault
- DTC B1374: Ignition 1 Fault (With Engine Running)
- DTC B1379: Ignition 3 Fault
- DTC B1487: Generator "L" Terminal Low With Engine Running
- DTC B1488: Generator "L" Terminal High
- DTC B1492: Generator "F" Terminal Low
- DTC B1493: Generator "F" Terminal High
- DTC B2532: Front FOGLIGHT Relay Output Short To Ground/Open
- DTC B2533: Front FOGLIGHT Relay Output Short To Battery
- DTC B2558: Interior Light Control Output Short To Battery
- DTC B2575: ALC Headlight System Fault
- DTC B2577: ALC Headlight Relay Output Short To Ground/Open
- DTC B2578: ALC Headlight Relay Output Short To Battery
- DTC B2585: ALC Parking Light System Fault
- DTC B2587: ALC Parking Light Relay Output Short To Ground/Open
- DTC B2588: ALC Parking Light Relay Output Short To Battery
- DTC B2600: DRL Error
- DTC B2602: DRL Relay Output Short To Ground/Open
- DTC B2603: DRL Relay Output Short To Battery
- DTC B2647: Ambient Light Sensor Signal Short To Ground/Open
- DTC B2648: Ambient Light Sensor Signal Short To Battery
- DTC B2965: Key-In-Ignition Fault
- DTC P0462: Fuel Level Sensor Signal Shorted To Ground
- DTC P0463: Fuel Level Sensor Signal Open/Short To Battery
- DTC U1000: Loss Of Class 2 Serial Data Fault
- DTC U1016: Pcm Class 2 Serial Data State Of Health Fault
- DTC U1040: EBCM Class 2 Serial Data State Of Health Fault
- DTC U2000: Invalid BFC Transmitted SPI Data
- DTC U2001: Invalid Instrument Panel Transmitted SPI Data
- DTC U2002: Transmitted SPI Data Input Low
- DTC U2003: Transmitted SPI Data Input High
- DTC U2004: Transmitted SPI Data Output Low
- DTC U2005: Transmitted SPI Data Output High
- DTC U2006: Transmitted SPI Clock Output Low
- DTC U2007: Transmitted SPI Clock Output High
- Removal & Installation
- Wiring Diagrams