Can Communication System Check Can Bus Line For Short To +B (Lhd Models)

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK CAN BUS LINES FOR SHORT TO +B (DLC3 SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (CAN BUSES TO D-CAN JUNCTION CONNECTOR)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (DISTANCE CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (STEERING SENSOR SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (SEAT BELT CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (SKID CONTROL ECU WITH ACTUATOR SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (SKID CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (ECM SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (YAW RATE SENSOR SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (DISTANCE CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (STEERING SENSOR SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (SEAT BELT CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (SKID CONTROL ECU WITH ACTUATOR SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (SKID CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (ECM SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (STEERING CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (POWER STEERING ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (ABSORBER CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (CLEARANCE WARNING ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (TELEVISION CAMERA ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (NETWORK GATEWAY ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (STEERING CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (POWER STEERING ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (ABSORBER CONTROL ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (CLEARANCE WARNING ECU SUB BUS LINE)

CONNECT CONNECTOR

CHECK CAN BUS LINES FOR SHORT TO +B (TELEVISION CAMERA ECU SUB BUS LINE)

CAN COMMUNICATION SYSTEM - Check CAN Bus Line for Short to +B (LHD Models)

DESCRIPTION

There is continuity between terminals 16(BAT) and 6 (CANH) or 16 (BAT) and 14 (CANL) of the DLC3.

Symptom	Trouble Area
A short to +B is suspected in the CAN bus line when there is continuity between terminals 16(BAT) and 6 (CANH) or 16 (BAT) and 14 (CANL) of the DLC3.	Short to +B Skid control ECU with actuator (3UZ-FE) Skid control ECU (3GR-FE,3GR-FSF) Steering sensor Yaw rate sensor Absorber control ECU ECM Network gateway ECU Distance control ECU Television camera ECU Seat belt control ECU Power steering ECU Steering control ECU Clearance warning ECU

WIRING DIAGRAM

INSPECTION PROCEDURE

1.CHECK CAN BUS LINES FOR SHORT TO +B (DLC3 SUB BUS LINE)

1. Disconnect the DLC3 sub bus line connector (L9) from the D-CAN J/C B side (w/o earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

NG	REPAIR OR REPLACE DLC3 SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

OK

2.CONNECT CONNECTOR

1. Reconnect the DLC3 sub bus line connector (L9) to the D-CAN J/B side (w/o earth terminal).
   

NEXT

3.CHECK CAN BUS LINES FOR SHORT TO +B (CAN BUSES TO D-CAN JUNCTION CONNECTOR)

1. Disconnect the CAN main bus line connector (L78) from the P-CAN J/C B side (w/o earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 30

NG

4.CONNECT CONNECTOR

1. Reconnect the CAN main bus line connector (L78) to the P-CAN J/C B side (w/o earth terminal).
   

NEXT

5.CHECK CAN BUS LINES FOR SHORT TO +B (DISTANCE CONTROL ECU SUB BUS LINE)

1. Disconnect the distance control ECU sub bus line connector (L7) from the D-CAN J/C B side (w/o earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 18

NG

6.CONNECT CONNECTOR

1. Reconnect the distance control ECU sub bus line connector (L7) to the D-CAN J/C B side (w/o earth terminal).
   

NEXT

7.CHECK CAN BUS LINES FOR SHORT TO +B (STEERING SENSOR SUB BUS LINE)

1. Disconnect the steering sensor sub bus line connector (L6) from the D-CAN J/C B side (w/o earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 20

NG

8.CONNECT CONNECTOR

1. Reconnect the steering sensor sub bus line connector (L6) to the D-CAN J/C B side (w/o earth terminal).
   

NEXT

9.CHECK CAN BUS LINES FOR SHORT TO +B (SEAT BELT CONTROL ECU SUB BUS LINE)

HINT:

For vehicle without dynamic radar cruise control, go to step 11.

1. Disconnect the seat belt control ECU sub bus line connector (L8) from the D-CAN J/C B side (w/o earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 22

NG

10.CONNECT CONNECTOR

1. Reconnect the seat belt control ECU sub bus line connector (L8) to the D-CAN J/C B side (w/o earth terminal).
   

NEXT

11.CHECK CAN BUS LINES FOR SHORT TO +B (SKID CONTROL ECU WITH ACTUATOR SUB BUS LINE)

HINT:

Vehicle except for engine model 3GR-FE and 3GR-FSE, go to step 13.

1. Disconnect the skid control ECU with actuator sub bus line connector (L2) from the D-CAN J/C A side (w/ earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 24

NG

12.CONNECT CONNECTOR

1. Reconnect the skid control ECU with actuator sub bus line connector (L2) to the D-CAN J/C A side (w/ earth terminal).
   

NEXT

13.CHECK CAN BUS LINES FOR SHORT TO +B (SKID CONTROL ECU SUB BUS LINE)

1. Disconnect the skid control ECU sub bus line connector (L2) from the D-CAN J/C A side (w/ earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 26

NG

14.CONNECT CONNECTOR

1. Reconnect the skid control ECU sub bus line connector (L2) to the D-CAN J/C A side (w/ earth terminal).
   

NEXT

15.CHECK CAN BUS LINES FOR SHORT TO +B (ECM SUB BUS LINE)

1. Disconnect the ECM sub bus line connector (L3) from the D-CAN J/C A side (w/ earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 28

NG

16.CONNECT CONNECTOR

1. Reconnect the ECM sub bus line connector (L3) to the D-CAN J/C A side (w/ earth terminal).
   

NEXT

17.CHECK CAN BUS LINES FOR SHORT TO +B (YAW RATE SENSOR SUB BUS LINE)

1. Disconnect the yaw rate sensor connector (L35).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE YAW RATE SENSOR

NG
REPAIR OR REPLACE YAW RATE SENSOR SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

18.CONNECT CONNECTOR

1. Reconnect the distance control ECU sub bus line connector (L7) to the D-CAN J/C B side (w/o earth terminal).
   

NEXT

19.CHECK CAN BUS LINES FOR SHORT TO +B (DISTANCE CONTROL ECU SUB BUS LINE)

1. Disconnect the distance control ECU connector (L13).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE DISTANCE CONTROL ECU

NG
REPAIR OR REPLACE DISTANCE CONTROL ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

20.CONNECT CONNECTOR

1. Reconnect the steering sensor sub bus line connector (L6) to the D-CAN J/C B side (w/o earth terminal).
   

NEXT

21.CHECK CAN BUS LINES FOR SHORT TO +B (STEERING SENSOR SUB BUS LINE)

1. Disconnect the steering sensor connector (L19).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE STEERING SENSOR

NG
REPAIR OR REPLACE STEERING SENSOR SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

22.CONNECT CONNECTOR

1. Reconnect the seat belt control ECU sub bus line connector (L8) to the D-CAN J/C B side (w/o earth terminal).
   

NEXT
CHECK CAN BUS LINES FOR SHORT TO +B (SEAT BELT CONTROL ECU SUB BUS LINE)

23.CHECK CAN BUS LINES FOR SHORT TO +B (SEAT BELT CONTROL ECU SUB BUS LINE)

1. Disconnect the seat belt control ECU connector (W30).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE SEAT BELT CONTROL ECU

NG
REPAIR OR REPLACE SEAT BELT CONTROL ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

24.CONNECT CONNECTOR

1. Reconnect the skid control ECU with actuator sub bus line connector (L2) to the D-CAN J/C A side (w/ earth terminal).
   

NEXT

25.CHECK CAN BUS LINES FOR SHORT TO +B (SKID CONTROL ECU WITH ACTUATOR SUB BUS LINE)

1. Disconnect the skid control ECU connector (A48).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE SKID CONTROL ECU WITH ACTUATOR

NG
REPAIR OR REPLACE SKID CONTROL ECU WITH ACTUATOR SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

26.CONNECT CONNECTOR

1. Reconnect the skid control ECU sub bus line connector (L2) to the D-CAN J/C A side (w/ earth terminal).
   

NEXT

27.CHECK CAN BUS LINES FOR SHORT TO +B (SKID CONTROL ECU SUB BUS LINE)

1. Disconnect the skid control ECU connector (A15).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE SKID CONTROL ECU

NG
REPAIR OR REPLACE SKID CONTROL ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

28.CONNECT CONNECTOR

1. Reconnect the ECM sub bus line connector (L3) to the D-CAN J/C A side (w/ earth terminal).
   

NEXT

29.CHECK CAN BUS LINES FOR SHORT TO +B (ECM SUB BUS LINE)

1. Disconnect the ECM connector (A6).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE ECM

NG
REPAIR OR REPLACE ECM SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

30.CONNECT CONNECTOR

1. Reconnect the CAN main bus line connector (L78) to the P-CAN J/C B side (w/o earth terminal).
   

NEXT

31.CHECK CAN BUS LINES FOR SHORT TO +B (STEERING CONTROL ECU SUB BUS LINE)

1. Disconnect the steering control ECU sub bus line connector (L79) from the P-CAN J/C B side (w/o earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 42

NG

32.CONNECT CONNECTOR

1. Reconnect the steering control ECU sub bus line connector (L79) to the P-CAN J/C B side (w/o earth terminal).
   

NEXT

33.CHECK CAN BUS LINES FOR SHORT TO +B (POWER STEERING ECU SUB BUS LINE)

1. Disconnect the power steering ECU sub bus line connector (L80) from the P-CAN J/C B side (w/o earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 44

NG

34.CONNECT CONNECTOR

1. Reconnect the power steering ECU sub bus line connector (L80) to the P-CAN J/C B side (w/o earth terminal).
   

NEXT

35.CHECK CAN BUS LINES FOR SHORT TO +B (ABSORBER CONTROL ECU SUB BUS LINE)

1. Disconnect the absorber control ECU sub bus line connector (L81) from the P-CAN J/C B side (w/o earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 46

NG

36.CONNECT CONNECTOR

1. Reconnect the absorber control ECU sub bus line connector (L81) to the P-CAN J/C B side (w/o earth terminal).
   

NEXT

37.CHECK CAN BUS LINES FOR SHORT TO +B (CLEARANCE WARNING ECU SUB BUS LINE)

1. Disconnect the clearance warning ECU sub bus line connector (L75) from the P-CAN J/C A side (w/ earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 48

NG

38.CONNECT CONNECTOR

1. Reconnect the clearance warning ECU sub bus line connector (L75) to the P-CAN J/C A side (w/ earth terminal).
   

NEXT

39.CHECK CAN BUS LINES FOR SHORT TO +B (TELEVISION CAMERA ECU SUB BUS LINE)

1. Disconnect the television camera ECU sub bus line connector (L77) from the P-CAN J/C A side (w/ earth terminal).
   

   NOTICE:

   1. Before disconnecting the connector, make a note of where it is connected.
      
   2. Reconnect the connector to its original position.
      

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	Go to step 50

NG

40.CONNECT CONNECTOR

1. Reconnect the television camera ECU sub bus line connector (L77) to the P-CAN J/C A side (w/ earth terminal).
   

NEXT

41.CHECK CAN BUS LINES FOR SHORT TO +B (NETWORK GATEWAY ECU SUB BUS LINE)

1. Disconnect the network gateway ECU connector (L66).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE NETWORK GATEWAY ECU

NG
REPAIR OR REPLACE NETWORK GATEWAY ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

42.CONNECT CONNECTOR

1. Reconnect the steering control ECU sub bus line connector (L79) to the P-CAN J/C B side (w/o earth terminal).
   

NEXT

43.CHECK CAN BUS LINES FOR SHORT TO +B (STEERING CONTROL ECU SUB BUS LINE)

1. Disconnect the steering control ECU connector (L70).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE STEERING CONTROL ECU

NG
REPAIR OR REPLACE STEERING CONTROL ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

44.CONNECT CONNECTOR

1. Reconnect the power steering ECU sub bus line connector (L80) to the P-CAN J/C B side (w/o earth terminal).
   

NEXT

45.CHECK CAN BUS LINES FOR SHORT TO +B (POWER STEERING ECU SUB BUS LINE)

1. Disconnect the power steering ECU connector (A24).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE POWER STEERING ECU

NG
REPAIR OR REPLACE POWER STEERING ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

46.CONNECT CONNECTOR

1. Reconnect the absorber control ECU sub bus line connector (L81) to the P-CAN J/C B side (w/o earth terminal).
   

NEXT

47.CHECK CAN BUS LINES FOR SHORT TO +B (ABSORBER CONTROL ECU SUB BUS LINE)

1. Disconnect the absorber control ECU connector (L72).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE ABSORBER CONTROL ECU

NG
REPAIR OR REPLACE ABSORBER CONTROL ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

48.CONNECT CONNECTOR

1. Reconnect the clearance warning ECU sub bus line connector (L75) to the P-CAN J/C A side (w/ earth terminal).
   

NEXT

49.CHECK CAN BUS LINES FOR SHORT TO +B (CLEARANCE WARNING ECU SUB BUS LINE)

1. Disconnect the clearance warning ECU connector (A40).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE CLEARANCE WARNING ECU

NG
REPAIR OR REPLACE CLEARANCE WARNING ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)

50.CONNECT CONNECTOR

1. Reconnect the television camera ECU sub bus line connector (L77) to the P-CAN J/C A side (w/ earth terminal).
   

NEXT

51.CHECK CAN BUS LINES FOR SHORT TO +B (TELEVISION CAMERA ECU SUB BUS LINE)

1. Disconnect the television camera ECU connector (L64).
   

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

   Standard resistance:

   Tester connection	Condition	Specified value
   L16-6 (CANH) - L16-16 (BAT)	Engine Switch off	1 MΩ or more
   L16-14 (CANL) - L16-16 (BAT)	Engine Switch off	1 MΩ or more

OK	REPLACE TELEVISION CAMERA ECU

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