Section 1 (Body Control Computer)
WARNING: This page is about a different variant/trim than selected.
- Description
- Operation
- Self-Diagnostic System
- Diagnostic Procedure
- Self-Diagnostic Tests
- Test 1 - Identifying Vehicle Equipment & System Problems
- Test 2 - Blank Message Screen On Electronic Vehicle Information Center (EVIC) Panel
- Test 3 - Electronic Vehicle Information Center (EVIC) Panel Warning Messages
- Test 4 - Brake Lamp Out
- Test 5 - Missing Brake Lamp Out Message
- Test 6 - Right Brake Lamp Out
- Test 7 - Left Brake Lamp Out
- Test 8 - Faulty Brake Lamp Out Message
- Test 9 - Faulty Coolant Level Low Message
- Test 10 - Faulty Low Oil Message
- Test 11 - Engine Temp High Or Engine Temp Critical
- Test 12 - Exterior Lights On
- Test 13 - Repairing Faulty Seat Belt On Message
- Test 14
- Test 15 - Key In Ignition
- Test 16 - Low Brake Fluid
- Test 17 - Headlamp Out Message But Headlights Operational
- Test 18 - Park Brake Engaged
- Test 19 - Tail Lamp Out
- Test 20 - Right Tail Lamp Out
- Test 21 - Left Tail Lamp Out
- Test 22 - Trunk Ajar
- Test 23 - Washer Fluid Low
- Test 24 - Turn Signal On
- Test 25 - Tail Lamp Out Problem
- Test 26
- Test 27 - All BRAKELIGHTS Out
- Test 28 - Right BRAKELIGHT Out
- Test 29 - Left BRAKELIGHT Out
- Test 30 - All Taillights Out
- Test 31 - Electronic Vehicle Information Center (EVIC) Panel Switch Test
- Test 32 - Electronic Cluster Diagnostics
- Test 33 - Electronic Instrument Cluster Fault Codes
- Test 34
- Test 35 - Electronic Instrument Cluster (EIC) Identifying Faulty Gauge(S)
- Test 36 - Electronic Instrument Cluster Repairing Temp Gauge Problems
- Test 37
- Test 38 - Repairing Seat Belt Warning Light Problem
- Test 39
- Test 40 - Dimming Interior Displays
- Test 41 - Diagnosing Auto Door Locks (ADL)
- Test 42 - Diagnosing Auto Door Locks (ADL)
- Test 43 - Diagnosing Intermittent Wiper/Washer Problem
- Test 44 - Diagnosing Washer Pump Problem
- Test 45
- Test 46 - Diagnosing Illuminated Entry System
- Test 47
- Test 48 - Courtesy Light Door Switches
- Test 49 - Diagnosing Courtesy Light Control Circuit
- Test 50 - Diagnosing Dome Light Switch
- Test 51 - Courtesy Light On At All Times
- Test 52
- Test 53
- Test 54 - Repairing Traveler Illumination Problem
- Test 55
- TEST 55A - Diagnosing Compass/Temperature Module Problems
- TEST 55B - Diagnosing Compass/Temperature Module Blank Display
- TEST 55C - Diagnosing Compass/Temperature Module Vacuum Fluorescent Display
- TEST 55D - Repairing Compass/Temperature Module Illumination Problem
- TEST 55E - Repairing Compass Calibration
- Test 56
- Test 57
- Test 58
- Test 59 - Mechanical Cluster Warning Light Problems
- Test 60
- Test 61
- Test 62
- Test 63
- Test 64
- TEST 64A - Diagnosing No Chime With Headlights On
- TEST 64B - Diagnosing No Chime With Key In Ignition
- TEST 64C - Diagnosing No Chime With Dome Lights On
- TEST 64D - Diagnosing No Chime With Seat Belt Unbuckled
- TEST 64E - Diagnosing No Chime With Turn Signals
- TEST 64F - Diagnosing VSS Problem
- TEST 64G - Repairing Left Turn Signal Sense Circuit
- TEST 64H - Repairing Right Turn Signal Sense Circuit
- Test 65 - Left Door Ajar Circuit
- Test 66 - Right Door Ajar Circuit
- Test 67 - Repairing Faulty Fuel Level Sending Unit
- Test 68 - Repairing Faulty Oil Pressure Problem
- Test 69 - Vehicle Theft Alarm System Function
- Test 70 - Vehicle Theft Alarm Ignition Input CKT (Run/Start)
- Test 71 - Vehicle Theft Alarm Ignition Input Circuit (Acc)
- Test 72
- Test 73
- Test 74
- Test 75 - Vehicle Theft Alarm Left Door Ajar Sense Circuit
- Test 76 - Vehicle Theft Alarm Right Door Ajar Sense Circuit
- Test 77 - Vehicle Theft Alarm Hood Ajar Sense Circuit
- Test 78 - Vehicle Theft Alarm Lock Switch Sense Circuit
- Test 79 - Vehicle Theft Alarm Unlock Switch Sense Circuit
- Test 80 - Vehicle Theft Alarm Left Door Disarm Sense Circuit
- Test 81
- Test 82 - Vehicle Theft Alarm Ignition Run/Start Input CKT
- Test 83 - Vehicle Theft Alarm Disarm Function
- Test 84 - Vehicle Theft Alarm No Response From Powertrain Control Module
- Test 85 - Body Controller No Response
- Test 86 - Electronic Instrument Cluster No Response
- Test 87 - Electronic Vehicle Information Center (EVIC) Panel No Response
- Test 88 - Traveler Module No Response
- Test 89 - Compass/Temperature Module No Response
- Test 90 - Engine Node No Response
- Test 91 - Vehicle Theft Alarm (VTA) No Response
- Verification Procedure
- Vehicle Communications Tests
- Notes
- Test 1 - Fault Messages
- Test 2 - Blank DRB-II Message Screen
- Test 3 - Ram Test Failure
- Test 4 - Cartridge Error
- Test 5 - Key Pad Test Failure
- Test 6 - Low Or High Battery
- Test 7 - Short To Battery
- Test 8 - Short To 5 Volts
- Test 9 - Short To Ground
- Test 10 - Bus (+) & Bus (-) Shorted Together
- Test 11 - No Termination
- Test 12 - Bus Bias Level Or Bus (+/-) Open
- Test 13 - No Bus Bias
- Test 14 - Not Receiving Bus Messages Correctly
- Verification Procedure VER-1
- Connector Identification
- Wiring Diagrams