April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Trouble Code Chart

PHYSICAL/LOGICAL ADDRESS

Terms	Meaning
Physical address	Three-digit code (shown in hexadecimal) which is given to each component comprising the AVC-LAN. Corresponding to the function, individual symbols are specified.
Logical address	Two-digit code (shown in hexadecimal) which is given to each function comprising the inner system of the AVC-LAN.

MULTI-DISPLA Y (Physical address: 110)

HINT:

*1: Even if no failure is detected, this code may be stored depending on the battery condition or voltage for starting an engine.
*2: This code is stored when 180 sec. has passed after the power supply connector is pulled out after engine start.
*3: This code may be stored when the engine key is turned again after engine start.
*4: This code may be stored when the engine key is turned again 1 min. after engine start.

Logical address: 01 (Communication control)

Fig 1: Diagnostic Trouble Code Chart - Logical Address: 01 (Communication Control)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Logical address: 34 (Front monitor)

DTC - LOGICAL ADDRESS: 34 (FRONT MONITOR)

DTC	Diagnosis item	Condition	Countermeasure and inspected parts
10	Error in Picture Circuit	Error in power supply system for picture circuit (abnormal voltage) is detected.	Replace multi-display (CRT display).
11	Back-light Error (No current)	Decline in power output from inverter circuit for back-light.	Replace multi-display (CRT display).
12	Back-light Error (Excess current)	Excess power output from inverter circuit for back-light.	Replace multi-display (CRT display).

NAVIGATION ECU (Physical address: 178)
HINT:
- *1: Even if no failure is detected, this code may be stored depending on the battery condition or voltage for starting the engine.
- *2: When 210 sec. has passed after pulling out the power supply connector of the master component with the ignition switch in ACC or ON, this code is stored.
- *3: This code may be stored when the engine key is turned 1 min. again after engine start.
- *4: This code may be stored when the engine key is turned again after engine start.
1. Logical address: 01 (Communication control)
  
  Fig 2: Diagnostic Trouble Code Chart - Logical Address: 01 (Communication Control)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Logical address: 58 (Navigation ECU)
  
  Fig 3: Diagnostic Trouble Code Chart - Logical Address: 58 (Navigation ECU)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002