Open in Bus 2 Main Bus Line [09/2015 - ]: Procedure
- CHECK FOR OPEN IN CAN BUS LINES (NETWORK GATEWAY ECU)
- Disconnect the cable from the negative (-) battery terminal.
- Disconnect the J75 network gateway ECU connector.
*a Front view of wire harness connector
(to Network Gateway ECU) - Measure the resistance according to the value (s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition J75-18 (CA4H) - J75-17 (CA4L) Cable disconnected from negative (-) battery terminal 108 to 132 Ω Result
Result OK NG
Result:
OK
REPLACE NETWORK GATEWAY ECU. Refer to REMOVAL [09/2015 - 08/2016] , or refer to REMOVAL [08/2016 - 08/2019] , or refer to REMOVAL [08/2019 - ]
Result:
NG
See step 2
- CHECK FOR OPEN IN CAN BUS LINES (ECM)
- Reconnect the J75 network gateway ECU connector.
- Disconnect the A37 ECM connector.
*a Front view of wire harness connector
(to ECM) - Measure the resistance according to the value (s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition A37-13 (CANH) - A37-26 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω Result
Result OK NG
Result:
OK
REPLACE ECM. Refer to REMOVAL [09/2015 - 08/2016] , or refer to REMOVAL [08/2016 - 08/2019] , or refer to REMOVAL [08/2019 - ]
Result:
NG
REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (ECM - NETWORK GATEWAY ECU)