DTC B1533-87: GVIF (from RSE to Seatback Display RH) Missing Message; DTC B1534-87: GVIF (from RSE to Seatback Display LH) Missing Message [10/2022 - ]: Procedure

Body Electrical > Navigation System > Clear DTCs 

Result

Result: 

NEXT 

See step  2

Body Electrical > Navigation System > Trouble Codes 

Result

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - 10/2023]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2023 - ] 

Result: 

C 

See step  7

Result: 

B 

See step  3

Pre-procedure1

1. Disconnect the L166 multi-display controller sub-assembly connector.
2. Disconnect the L167 television display assembly RH connector.

   Procedure1

3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   L166-1 (GVO1-) - L167-1 (GVI1-)	Always	Below 1 Ω
   L166-2 (GVO1+) - L167-2 (GVI1+)	Always	Below 1 Ω
   L166-3 (GVG1) - L167-3 (GVG1)	Always	Below 1 Ω
   L166-1 (GVO1-) - Body ground	Always	10 kΩ or higher
   L166-2 (GVO1+) - Body ground	Always	10 kΩ or higher
   L166-3 (GVG1) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

   Post-procedure1

4. None.

Result: 

NG 

REPLACE HARNESS OR CONNECTOR (GVIF CABLE) 

Result: 

OK 

See step  4

1. Replace the television display assembly RH with a new or known good one.

   HINT: 

   Refer to REMOVAL [12/2017 - ]

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  5

Body Electrical > Navigation System > Clear DTCs 

Result

Result: 

NEXT 

See step  6

Pre-procedure1

1. Display video on the television display assembly.

   HINT: 

   It is also possible to check if DTCs are output by performing a video device connection check.

   Refer to DIAGNOSIS SYSTEM [10/2022 - 10/2023] , or refer to DIAGNOSIS SYSTEM [10/2023 - ]

   Procedure1

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

   Body Electrical > Navigation System > Trouble Codes 

   Result

   Result	Proceed to
   DTC are not output	A
   DTCs are output	B

   Post-procedure1

3. None

Result: 

A 

END (TELEVISION DISPLAY ASSEMBLY RH IS DEFECTIVE) 

Result: 

B 

REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

Pre-procedure1

1. Disconnect the L166 multi-display controller sub-assembly connector.
2. Disconnect the L168 television display assembly LH connector.

   Procedure1

3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   L166-4 (GVO2-) - L168-1 (GVI2-)	Always	Below 1 Ω
   L166-5 (GVO2+) - L168-2 (GVI2+)	Always	Below 1 Ω
   L166-6 (GVG2) - L168-3 (GVG2)	Always	Below 1 Ω
   L166-4 (GVO2-) - Body ground	Always	10 kΩ or higher
   L166-5 (GVO2+) - Body ground	Always	10 kΩ or higher
   L166-6 (GVG2) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

   Post-procedure1

4. None.

Result: 

NG 

REPLACE HARNESS OR CONNECTOR (GVIF CABLE) 

Result: 

OK 

See step  8

1. Replace the television display assembly LH with a new or known good one.

   HINT: 

   Refer to REMOVAL [12/2017 - ]

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  9

Body Electrical > Navigation System > Clear DTCs 

Result

Result: 

NEXT 

See step  10

Pre-procedure1

1. Display video on the television display assembly.

   HINT: 

   It is also possible to check if DTCs are output by performing a video device connection check.

   Refer to DIAGNOSIS SYSTEM [10/2022 - 10/2023] , or refer to DIAGNOSIS SYSTEM [10/2023 - ]

   Procedure1

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

   Body Electrical > Navigation System > Trouble Codes 

   Result

   Result	Proceed to
   DTC are not output	A
   DTCs are output	B

   Post-procedure1

3. None

Result: 

A 

END (TELEVISION DISPLAY ASSEMBLY LH IS DEFECTIVE) 

Result: 

B 

REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY. Refer to  REMOVAL [10/2022 - ]