Multiplex Integrated Control System

• Component Location Index
• General Troubleshooting Information
  • Troubleshooting CAN Circuit Related Problems
  • Using the HDS (Preferred Method)
  • Using the B-CAN System Diagnosis Test Mode 1 (Use only if the HDS is unavailable)
  • How to Display DTCs on the MID of the Gauge Control Module
  • How to Clear DTCs
  • Loss of Communication DTC Cross-Reference Chart
• DTC Troubleshooting Index
• System Description
  • Body Controller Area Network (B-CAN) and Fast Controller Area Network (F-CAN)
  • Gateway Function
  • Network "Loss of Communication" Error Checking Function
  • Self-Diagnostic Function (On-Board Diagnosis)
  • Wake-Up and Sleep Function
  • Fail-Safe Function
  • Hardware Fail-Safe Control
    • Fail-safe function
  • Software Fail-Safe Control
  • Driver's MICU
    • Power Supply Voltage Monitoring Function
    • Entry Lights Control System (Ceiling Lights, Map Lights, Ignition Key Light)*
    • Trunk Light
    • Collision Detection Signal (CDS)
    • Key Interlock (A/T)
    • Rear Window Defogger Timer Operation
    • Combination Light Switch
    • Daytime Running Lights
    • Fog Lights
    • Headlight Auto OFF Function*
    • Turn Signal/Hazard Warning Lights
    • Courtesy Light (Driver's Side)
    • Wiper
    • Driver's Power Window Relay
    • Keyless Answer Back*
    • Security Answer Back*
    • Answer Back Response Operation
    • Power Door Locks*
    • Door Lock Response Operation
    • Keyless Entry System*
    • Keyless PANIC Operation
    • Auto Power Door Locks (LOCK Operation)*
    • Auto Power Door Locks (UNLOCK Operation)*
    • Security Alarm System
  • Passenger's MICU
    • Power Supply Voltage Monitoring Function
    • Courtesy Light (Passenger's Side)
    • Power Door Locks (LOCK)*
    • Power Door Locks (UNLOCK)*
    • Exterior Lights
    • Automatic Lighting*
    • Fog Lights
    • Washer Operation
    • Keyless Buzzer Operation
  • HDS Inputs and Function Tests
• Troubleshooting - B-CAN System Diagnosis Test Mode A
• Troubleshooting - B-CAN System Diagnosis Test Mode B
• Troubleshooting - B-CAN System Diagnosis Test Mode C
• Troubleshooting - B-CAN System Diagnosis Test Mode D
• Troubleshooting - B-CAN System Diagnosis Test Mode 1 and Test Mode 2 (without the HDS)
• Sleep and Wake-Up Mode Test
• Circuit Diagram
• DTC Troubleshooting
  • DTC B10A2: Driver's MICU Internal (EEPROM) Error
  • DTC B11A2: Passenger's MICU Internal (EEPROM) Error
  • DTC B1036: Driver's MICU IG1 Line Input Error
  • DTC B11C7: Passenger's MICU IG1 Line Input Error
  • DTC U0155: Driver's MICU Lost Communication With Gauge Control Module
  • DTC U0155: Passenger's MICU Lost Communication With Gauge Control Module
  • DTC U0199: Driver's MICU Lost Communication With Door Multiplex Control Unit
  • DTC U1280: Communication Bus Line Error (BUS-OFF)
  • DTC U1282: Passenger's MICU Lost Communication With Driver's MICU
  • DTC U1283: Driver's MICU Lost Communication With Passenger's MICU
• MICU Input Test