DTC B1574 GVIF Disconnected (from Park Assist/Monitoring ECU to EMV/MM Integrated Device)

DESCRIPTION

DTC Code	DTC Detection Condition	Trouble Area
B1574	GVIF disconnected (from Parking assist ECU to Multi-display)	Harness or connector (GVIF cable) Multi-display assembly

INSPECTION PROCEDURE

1.CLEAR DTC

Clear the DTCs ().

NEXT

2.CHECK DTC

Recheck for DTCs and check if the same DTC is output again ().

OK:
No DTCs are output.

NG

Go to step 3

OK

USE SIMULATION METHOD TO CHECK ()

3.CHECK HARNESS AND CONNECTOR (GVIF CABLE)

Check that the digital signal lines between the multi-display assembly and parking assist ECU are not sharply bent or pinched, and that the connectors are properly connected and there are no other installation problems.

OK:
There are no installation problems.

NG

REPLACE HARNESS AND CONNECTOR (GVIF CABLE)

OK

4.REPLACE HARNESS AND CONNECTOR (GVIF CABLE)

Replace the harness and connector (GVIF cable) with a new or normally functioning one.

NEXT

5.CLEAR DTC

Clear the DTCs ().

NEXT

6.CHECK DTC

Recheck for DTCs and check if the same DTC is output again ().

OK:
No DTCs are output.

NG

REPLACE MULTI-DISPLAY ASSEMBLY ()

OK

END (GVIF CABLE IS DEFECTIVE)

NAVIGATION / MULTI INFO DISPLAY

Land Cruiser URJ200 URJ202 GRJ200 VDJ200

NAVIGATION SYSTEM