Dtc B1324 Lost Communication With Meter

Audio Visual Telematics. Land Cruiser. Urj200, 202 Grj200 Vdj200
Audio Video. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK HARNESS AND CONNECTOR (MULTI-MEDIA MODULE RECEIVER ASSEMBLY - COMBINATION METER ASSEMBLY)

INSPECT COMBINATION METER ASSEMBLY

INSPECT MULTI-MEDIA MODULE RECEIVER ASSEMBLY

REPLACE COMBINATION METER ASSEMBLY

CHECK METER / GAUGE SYSTEM

DTC B1324 Lost Communication with Meter


DESCRIPTION

This DTC is stored when a communication error occurs between the multi-media module receiver assembly and combination meter assembly.

DTC No.
DTC Detection Condition
Trouble Area
B1324
After the multi-media module receiver assembly receives a registration information signal, which is sent by the combination meter assembly when the engine switch is on (ACC), 1 or more times, the multi-media module receiver assembly does not receive the signal for 30 seconds or more.
  1. Combination meter assembly
  2. Multi-media module receiver assembly
  3. Harness or connector

WIRING DIAGRAM


Land Cruiser. Urj200, 202 Grj200 Vdj200.Audio Video.Audio And Visual System (For Radio Receiver Type). Dtc B1324 Lost Communication With Meter


INSPECTION PROCEDURE

1.CHECK HARNESS AND CONNECTOR (MULTI-MEDIA MODULE RECEIVER ASSEMBLY - COMBINATION METER ASSEMBLY)

  1. Disconnect the F77 multi-media module receiver assembly connector.

  1. Disconnect the E119 combination meter assembly connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    F77-20 (CNH2) - E119-37 (MSCH)
    		Always
    		Below 1 Ω
    F77-21 (CNL2) - E119-38 (MSCL)
    		Always
    		Below 1 Ω
    F77-20 (CNH2) - Body ground
    		Always
    		10 kΩ or higher
    F77-21 (CNL2) - Body ground
    		Always
    		10 kΩ or higher
    F77-20 (CNH2) - F77-21 (CNL2)
    		Always
    		10 kΩ or higher

  1. Measure the voltage according to the value(s) in the table below.

    Standard Voltage:
    Tester Connection
    		Condition
    		Specified Condition
    F77-20 (CNH2) - Body ground
    		Always
    		Below 1 V
    F77-21 (CNL2) - Body ground
    		Always
    		Below 1 V


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK


2.INSPECT COMBINATION METER ASSEMBLY

  1. Remove the combination meter assembly (Click here).



    Land Cruiser. Urj200, 202 Grj200 Vdj200.Audio Video.Audio And Visual System (For Radio Receiver Type). Dtc B1324 Lost Communication With Meter

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    37 (MSCH) - 38 (MSCL)
    		Always
    		108 to 132 Ω


NG
REPLACE COMBINATION METER ASSEMBLY (Click here)
OK


3.INSPECT MULTI-MEDIA MODULE RECEIVER ASSEMBLY

  1. Remove the multi-media module receiver assembly (Click here).



    Land Cruiser. Urj200, 202 Grj200 Vdj200.Audio Video.Audio And Visual System (For Radio Receiver Type). Dtc B1324 Lost Communication With Meter

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    20 (CNH2) - 21 (CNL2)
    		Always
    		108 to 132 Ω


NG
REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY (Click here)
OK


4.REPLACE COMBINATION METER ASSEMBLY

  1. Replace the combination meter assembly with a new one (Click here).

  1. Clear the DTCs (Click here).

  1. Recheck for DTCs and check that no DTCs are output.

    OK:
    No DTCs are output.


NG
REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY (Click here)
OK


5.CHECK METER / GAUGE SYSTEM

  1. Turn the engine switch on (IG) and wait 30 seconds.

  1. Operate the steering pad switch assembly and check that the audio tab is displayed on the multi-information display in the combination meter assembly and the audio system can be operated normally.

    OK:
    Audio system returns to normal.


NG
REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY (Click here)
OK

END