Dtc 01-Dd Master Reset (G/W)

Body Electrical. Lexus Gs430, Gs300. Uzs190 Grs190
Navigation. Lexus Gs430, Gs300. Uzs190 Grs190

DESCRIPTION

INSPECTION PROCEDURE

CHECK MULTI-DISPLAY POWER SOURCE CIRCUIT

CHECK AVC-LAN CIRCUIT BETWEEN MULTI-DISPLAY AND RADIO RECEIVER ASSEMBLY

DTC 01-DD Master Reset (G/W)

DTC 01-DF Master Error (G/W)


DESCRIPTION


DTC No.
DTC Detection Condition
Trouble Area
01-DD
*1
Device that should be master has been disconnected after engine starts
  1. Wire harness
  2. Multi-display
01-DF
*2
Device with display fails and master is switched to audio device
Also when communication error between sub-master (audio) and master occurs, this code is stored
HINT:
  1. *1: This code may be stored if the engine is started, turned off, and then started again.
  2. *2: When 210 seconds have elapsed after disconnecting the power supply connector of the master component with the engine switch on (ACC or IG), this code is stored.

INSPECTION PROCEDURE

1.CHECK MULTI-DISPLAY POWER SOURCE CIRCUIT
Refer to the "multi-display power source circuit" (Click here).
If the power source circuit is operating normally, proceed to the next step.

NEXT


2.CHECK AVC-LAN CIRCUIT BETWEEN MULTI-DISPLAY AND RADIO RECEIVER ASSEMBLY
Refer to the "AVC-LAN circuit between multi-display and radio receiver assembly" (Click here).
If the AVC-LAN circuit is operating normally, proceed to the next step.

NEXT

REPLACE MULTI-DISPLAY