Power Management Control ECU Communication Stop Mode [10/2014 - 10/2015]: Procedure
- CHECK FOR OPEN IN CAN BUS LINES (POWER MANAGEMENT CONTROL ECU BRANCH LINE)
- Disconnect the cable from the negative (-) auxiliary battery terminal.
- Disconnect the D105 power management control ECU connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Value D105-25 (CA1H) - D105-24 (CA1L) Cable disconnected from negative (-) auxiliary battery terminal 54 to 69 Ω TEXT IN ILLUSTRATION*a Rear view of wire harness connector
(to Power Management Control ECU)
Result:
NG
REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (POWER MANAGEMENT CONTROL ECU)
Result:
OK
See step 2
- CHECK HARNESS AND CONNECTOR (GROUND TERMINAL)
- Reconnect the D105 power management control ECU connector.
- Disconnect the D104 power management control ECU connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Value D104-6 (E1) - Body ground Cable disconnected from negative (-) auxiliary battery terminal Below 1 Ω TEXT IN ILLUSTRATION*a Rear view of wire harness connector
(to Power Management Control ECU)
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR (GROUND TERMINAL)
Result:
OK
See step 3
- CHECK HARNESS AND CONNECTOR (POWER SOURCE TERMINAL)
- Reconnect the D104 power management control ECU connector.
- Connect the cable to the negative (-) auxiliary battery terminal.
- Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Condition Specified Value A54-5 (+B1) - Body ground Power switch on (IG) 11 to 14 V A53-2 (+B2) - Body ground Power switch on (IG) 11 to 14 V TEXT IN ILLUSTRATION*a Component with harness connected
(Power Management Control ECU)
Result:
OK
REPLACE POWER MANAGEMENT CONTROL ECU
(Refer to REMOVAL [10/2014 - 10/2015] )
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE TERMINAL)