Wiper ECU Power Source Circuit [07/2015 - ]: Procedure

1. Disconnect the H51 windshield wiper relay assembly connector.
2. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Condition	Specified Condition
   H51-2 (IG) - Body ground	Engine switch on (IG)	11 to 14 V
   H51-16 (WIG) - Body ground	Engine switch on (IG)	11 to 14 V

3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H51-12 (E) - Body ground	Always	Below 1 Ω

Result:  OK

OK 

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 

(Refer to PROBLEM SYMPTOMS TABLE [07/2015 - ] )

Result:  NG

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR