ECU Power Source Circuit [09/2014 - 10/2015]: Procedure
- CHECK HARNESS AND CONNECTOR (DRIVING SUPPORT ECU - BATTERY AND BODY GROUND)
- Disconnect the driving support ECU connector.
- Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Switch Condition Specified Condition N5-30 (B) - Body ground Power switch on (IG) 11 to 14 V N5-30 (B) - Body ground Power switch off Below 1 V - Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition N5-25 (GND) - Body ground Always Below 1 Ω TEXT IN ILLUSTRATION*a Front view of wire harness connector
(to Driving Support ECU)
Result: OK
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
(See page. Refer to PROBLEM SYMPTOMS TABLE [09/2014 - 10/2015] )
Result: NG
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR