Millimeter Wave Radar Sensor Power Source Circuit [08/2015 - 08/2019]: Procedure
- CHECK HARNESS AND CONNECTOR (MILLIMETER WAVE RADAR SENSOR - BATTERY AND BODY GROUND) NOTE:
A DTC is stored when the following inspection is performed. Be sure to clear the DTC after performing this inspection.
- Disconnect the A12 millimeter wave radar sensor connector.
- Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Switch Condition Specified Condition A12-5 (IGB) - Body ground Engine switch on (IG) 11 to 14 V A12-5 (IGB) - Body ground Engine switch off Below 1 V - Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition A12-2 (SGND) - Body ground Always Below 1 Ω TEXT IN ILLUSTRATION*a Front view of wire harness connector
(to Millimeter Wave Radar Sensor Assembly)
Result:
OK
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE
(Refer to PROBLEM SYMPTOMS TABLE [08/2015 - 08/2019] )
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
- Disconnect the A12 millimeter wave radar sensor connector.