CAN COMMUNICATION SYSTEM (for LHD) > Television Camera ECU Communication Stop Mode

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DESCRIPTION


Detection Item
Symptom
Suspected Area
TELEVISION CAMERA ECU COMMUNICATION STOP MODE
  1. "Television Camera ECU" is not displayed on the "Communication Bus Check" screen of the intelligent tester
  2. Applies to "TELEVISION CAMERA ECU COMMUNICATION STOP MODE" in the "DTC COMBINATION TABLE"
  1. Power source circuit of the television camera ECU
  2. Television camera ECU sub bus line or connector
  3. Television camera ECU

WIRING DIAGRAM


C113207E05


INSPECTION PROCEDURE

1.CHECK CAN BUS LINE FOR DISCONNECTION (TELEVISION CAMERA ECU SUB BUS LINE)

  1. Turn the ignition switch off.



    C115349E03

  1. Disconnect the television camera ECU connector (T17).

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Value
    T17-18 (CANH) - T17-17 (CANL)
    		Disconnect the negative auxiliary battery cable
    		54 to 69 Ω



NG
REPAIR TELEVISION CAMERA ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)
OK


2.CHECK WIRE HARNESS (IG, +B, ACC, GND1)

  1. Reconnect the television camera ECU connector (T17).



    C115350E02

  1. Disconnect the television camera ECU connector (T16).

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Value
    T16-6 (GND1) - Body ground
    		Always
    		Below 1 Ω

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

    Standard Voltage:
    Tester Connection
    		Condition
    		Specified Value
    T16-1 (+B) - Body ground
    		Always
    		10 to 14 V
    T16-2 (IG) - Body ground
    		Ignition switch on
    		10 to 14 V
    T16-3 (ACC) - Body ground
    		Ignition switch ACC
    		10 to 14 V



NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

REPLACE TELEVISION CAMERA ECU