Hybrid Vehicle Control ECU Communication Stop Mode [06/2018 - 08/2020]: Procedure
- CHECK FOR OPEN IN CAN BUS LINES (HYBRID VEHICLE CONTROL ECU BRANCH LINE)
- Disconnect the cable from the negative (-) auxiliary battery terminal.
- Disconnect the G60 hybrid vehicle control ECU connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition G60-25(CA1H) - G60-24(CA1L) Cable disconnected from negative (-) auxiliary battery terminal 54 to 69 Ω G60-31(CA3P) - G60-30(CA3N) Cable disconnected from negative (-) auxiliary battery terminal 54 to 69 Ω *a Front view of wire harness connector
(to Hybrid Vehicle Control ECU)Result
Result OK NG
Result:
NG
REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (HYBRID VEHICLE CONTROL ECU)
Result:
OK
See step 2
- CHECK ECU POWER SOURCE CIRCUIT
- Check the ECU power source circuit.
Refer to ECU Power Source Circuit [06/2018 - ]
Result
Result OK NG
Result:
OK
REPLACE HYBRID VEHICLE CONTROL ECU. Refer to REMOVAL [06/2018 - 08/2021]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT)
- Check the ECU power source circuit.