Section 1 (Engine Controls - Tests W/Codes - Body Control Computer (Convert))

• Introduction
• Description
• Operation
  • Body Control Computer
  • CCD Bus System
  • Compass/Temperature Monitor
  • Electronic Vehicle Information Center (EVIC)
  • Electronic Instrument Cluster
  • Engine Compartment Node
  • Light Outage Module
  • Mechanical Instrument Cluster
  • Overhead Travel Information System (OTIS)
  • Traveler Module
  • Vehicle Theft Security System
    • Notes
    • Initialization & Verification
    • Manual Override Mode & Tamper Alert Mode
    • Power-Up Mode
    • Self-Diagnostic Mode
• Self-Diagnostic System
  • Notes
  • Pretest Inspection
• Diagnostic Procedure
  • Notes
  • DRB Key Functions
  • Entering On-Board Diagnostics
    • Notes
    • VEHICLES TESTED Mode
    • HOW TO USE Mode
    • CONFIGURE Mode
    • SELECT SYSTEM Mode
    • SELECT MODULE Menu
    • DRB Volt-Ohmmeter Mode
    • DRB Continuity Meter Mode
  • DRB Problems & Error Messages
• Connector Identification
  • Body Control System Connectors
• Self-Diagnostic Tests
  • Please Read This First *
  • Test 1A - Identifying Vehicle Equipment & System Problems
  • Test 2A - Blank Message Screen On EVIC Panel
  • Test 2B - Blank Message Screen On EVIC Panel
  • Test 3A - EVIC Panel Warning Messages
  • Test 4A - Brake Lamp Out Message
  • Test 5A - Missing Brake Lamp Out Message
  • Test 6A - Repairing Right Brake Lamp Out
  • Test 7A - Repairing Left Brake Lamp Out
  • Test 8A - Faulty Brake Lamp Out Message
  • Test 9A - Faulty Coolant Level Low Message
  • Test 10A - Faulty Low Oil Message
  • Test 11A - Engine Temp High Or Engine Temp Critical
  • Test 12A - Exterior Lamps On
  • Test 13A - Faulty Fasten Seat Belt Message
  • Test 14A - Repairing Right Headlamp Out
  • Test 14B - Repairing Left Headlamp Out
  • Test 15A - Key In Ignition Message
  • Test 16A - Low Brake Fluid
  • Test 17A - Headlamp Out Message But Headlamps Operational
  • Test 18A - Park Brake Engaged
  • Test 18B - Park Brake Engaged
  • Test 19A - Tail Lamp Out
  • Test 20A - Right Tail Lamp Out
  • Test 21A - Left Tail Lamp Out
  • Test 22A - Trunk Ajar
  • Test 23A - Washer Fluid Low
  • Test 24A - Turn Signal On
  • Test 24B - Turn Signal On
  • Test 25A - Tail Lamp Out
  • Test 26A - Both Headlamps Out
  • Test 26B - Headlamp Power Feed
  • Test 26C - Headlamp Power Feed
  • Test 27A - All Brake Lamps Out
  • Test 27B - All Brake Lamps Out
  • Test 27C - All Brake Lamps Out
  • Test 28A - Right Brake Lamp Out
  • Test 29A - Left Brake Lamp Out
  • Test 30A - All Tail Lamps Out
  • Test 30B - All Tail Lamps Out
  • Test 30C - All Tail Lamps Out
  • Test 30D - All Tail Lamps Out Checking Left Pod Switch
  • Test 31A - EVIC Panel Switch Test
  • Test 31B - EVIC Panel Switch Test
  • Test 32A - Electronic Cluster Diagnostics
  • Test 33A - Electronic Instrument Cluster Trouble Codes
  • Test 34A - Inst Cluster Problems Not Covered By Trouble Codes
  • Test 34C - EIC Switch Operation
  • Test 35A - EIC Identifying Faulty Gauge(S)
  • Test 36A - EIC Repairing Temperature Gauge Problems
  • Test 37A - Identifying Faulty Warning Lamp
  • Test 38A - Repairing Seat Belt Warning Lamp Problem
  • Test 39A - Repairing Brake Warn Lamp & Parking Brake SW Problems
  • Test 39B - Repairing Brake Warn Lamp & Brake Pressure SW Problems
  • Test 39C - Repairing Brake Warning Lamp & Brake Pressure Switch Problems
  • Test 40A - Dimming Interior Displays
  • Test 40B - Dimming Interior Displays
  • Test 40C - Dimming Interior Displays
  • Test 40D - Dimming Interior Displays
  • Test 40E - Dimming Interior Displays
  • Test 40F - Dimming Interior Displays
  • Test 40G - Dimming Interior Displays
  • Test 40H - Dimming Interior Displays
  • Test 41A - Identifying Auto Door Lock Problem
  • Test 41B - Repairing Door Lock Problem
  • Test 41C - Repairing Door Lock Problem
  • Test 41D - Repairing Door Lock Problem
  • Test 41E - Repairing Door Lock Problem
  • Test 41F - Repairing Door Lock Problem
  • Test 41G - Repairing Door Lock Problem
  • Test 41H - Repairing Door Lock Problem
  • Test 41J - Repairing Door Lock Problem
  • Test 41K - Repairing Door Lock Problem
  • Test 41L - Repairing Door Lock Problem
  • Test 42A - Repairing Door Lock Inhibit System
  • Test 42B - Repairing Speed Sensitive Auto Door Lock System
  • Test 43A - Diagnosing Intermittent Wiper/Washer Problem
  • Test 43B - Repairing Intermittent Wiper Problem
  • Test 43C - Repairing Intermittent Wiper Problem
  • Test 44A - Repairing Washer Pump Problem
  • Test 44B - Repairing Washer Pump Problem
  • Test 45A - Repairing Wiper Problem During Wash Cycle
  • Test 45B - Repairing Wiper Park Switch
  • Test 46A - Diagnosing Illuminated Entry System
  • Test 46B - Repairing Left Door Illuminated Entry Switch
  • Test 46C - Repairing Right Door Illuminated Entry Switch
  • Test 46D - Repairing Illuminated Entry Short To Ground
  • Test 47A - Diagnosing Courtesy Lamp Systems
  • Test 47B - Repairing Courtesy Lamp Circuit
  • Test 47C - Repairing Courtesy Lamp Battery Feed Circuit
  • Test 48A - Repairing Courtesy Lamps
  • Test 49A - Repairing Courtesy Lamp Control Circuit
  • Test 50A - Repairing Dome Lamp Switch
  • Test 51A - Courtesy Lamp On At All Times
  • Test 52A - Diagnosing Traveler Problems
  • Test 52B - Repairing Traveler Blank Message Display
  • Test 52C - Repairing Traveler Open Fused Ignition Feed
  • Test 53A - Repairing Traveler Vac Fluorescent Display Problem
  • Test 53B - Diagnosing Traveler Buttons
  • Test 53C - Repairing Traveler Elapsed Time
  • Test 53D - Diagnosing Traveler Distance Or Mileage Problem
  • Test 54A - Repairing Traveler Illumination Problem
  • Test 55A - Diagnosing Compass/Temperature Module Problems
  • Test 55B - Diagnosing Compass/Temp Module Blank Display
  • Test 55C - Diagnosing Compass/Temp Module Vac Fluorescent Display
  • Test 55D - Repairing Compass/Temp Module Illumination Problem
  • Test 55E - Repairing Compass Calibration
  • Test 56A - Diagnosing Ambient Temperature Sensor System
  • Test 56B - Checking Engine Node
  • Test 56C - Checking Ambient Temperature Sensor For Shorts
  • Test 56D - Repairing Open Ambient Temperature Sensor Circuit
  • Test 57A - Diagnosing Key In Lamp Circuit
  • Test 57B - Repairing Inoperative Key In Lamp
  • Test 57C - Diagnosing Key In Lamp On Constantly
  • Test 58A - Identifying Headlamp Time Delay Problems
  • Test 58B - Headlamps Will Not Turn Off
  • Test 58C - Headlamps Will Not Turn On
  • Test 59A - Mechanical Cluster Warning Lamp Problems
  • Test 60A - Repairing Seat Belt Lamp Problem
  • Test 60B - Repairing Open In Seat Belt Lamp
  • Test 60C - Repairing Short To Ground In Seat Belt Lamp
  • Test 61A - Repairing Low Fuel Lamp Problem
  • Test 61B - Repairing Short To Ground In Low Fuel Lamp
  • Test 61C - Repairing Open In Low Fuel Lamp
  • Test 62A - Repairing Check Gauges Lamp Problem
  • Test 62B - Repairing Open In Check Gauges Lamp
  • Test 62C - Repairing Short To Ground In Check Gauges Lamp
  • Test 63A - Diagnosing Chime Function Problems
  • Test 63B - Repairing No Chime Function
  • Test 63C - Repairing Chime With Seat Belt Buckled
  • Test 63D - Repairing Chime With Driver Door Open
  • Test 64A - Repairing No Chime With Headlamps On
  • Test 64B - Repairing No Chime With Key In Ignition
  • Test 64C - Diagnosing No Chime With Seat Belt Unbuckled
  • Test 64D - Diagnosing No Chime With Turn Signals
  • Test 64E - Repairing Left Turn Signal Sense Circuit
  • Test 64F - Repairing Right Turn Signal Sense Circuit
  • Test 64G - Repairing Open Key In Ignition Circuit
  • Test 64H - Repairing Shorted Key In Ignition Circuit
  • Test 65A - Open Left Door Ajar Circuit
  • Test 65B - Shorted Left Door Ajar Circuit
  • Test 66A - Open Right Door Ajar Circuit
  • Test 66B - Repairing Shorted Right Door Ajar Circuit
  • Test 67A - Repairing Faulty Fuel Level Sending Unit
  • Test 68A - Repairing Faulty Oil Pressure Problem
  • Test 68B - Repairing Faulty Oil Pressure Problem
  • Test 69A - Body Control Module No Response
  • Test 70A - Electronic Instrument Cluster No Response
  • Test 70B - Electronic Instrument Cluster No Response
  • Test 71A - EVIC Panel No Response
  • Test 72A - Traveler Module No Response
  • Test 73A - Compass/Temperature Module No Response
  • Test 74A - Engine Node No Response
  • Test 75A - Powertrain Control Module No Response
  • Test VER-1 - Verification Procedure
• Vehicle Communications Tests
  • Test 1A - Trouble Codes
  • Test 2A - Blank DRB Message Screen
  • Test 3A - Ram Test Failure
  • Test 4A - Cartridge Error
  • Test 5A - Key Pad Test Failure
  • Test 6A - Low Or High Battery
  • Test 7A - Short To Battery
  • Test 7B - Short To Battery
  • Test 7C - Short To Battery
  • Test 7D - Short To Battery
  • Test 7E - Short To Battery
  • Test 7F - Short To Battery
  • Test 7G - Short To Battery
  • Test 7H - Short To Battery
  • Test 8A - Short To 5 Volts
  • Test 8B - Short To 5 Volts
  • Test 8D - Short To 5 Volts
  • Test 8E - Short To 5 Volts
  • Test 8F - Short To 5 Volts
  • Test 8G - Short To 5 Volts
  • Test 8H - Short To 5 Volts
  • Test 9A - Short To Ground
  • Test 9B - Short To Ground
  • Test 10A - Bus (+) & Bus (-) Shorted Together
  • Test 11A - No Termination
  • Test 11D - No Termination
  • Test 12A - Bus Bias Level Or Bus (+/-) Open
  • Test 12D - Bus Bias Level Or Bus (+/-) Open
  • Test 12G - Bus Bias Level Or Bus (+/-) Open
  • Test 12H - Bus Bias Level Or Bus (+/-) Open
  • Test 13A - No Bus Bias
  • Test 13D - No Bus Bias
  • Test 14A - Not Receiving Bus Messages Correctly
  • Test VER-1 - Verification Procedure
• Wiring Diagrams