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WW-24 FRONT WIPER AND WASHER SYSTEM (WITH RAIN SENSOR) POWER SUPPLY AND GROUND CIRCUIT CHECK 1. POWER SUPPLY CIRCUIT CHECK 1. Turn ignition switch OFF. 2. Disconnect front wiper and washer switch and front wiper motor harness connector. 3. Check the following. – Voltage between front wiper and washer switch harness connector E112 terminal 15 and ground. – Voltage between front wiper motor harness connector E23 terminal 1 and ground. OK or NG Yes >> GO TO 2. No >> Check the following. ● 20A fuse [No. 25, located in fuse block (J/B)] ● 15A fuse [No. 26, located in fuse block (J/B)] ● Harness for open or short between fuse and front wiper motor or front wiper and washer switch. 2. GROUND CIRCUIT CHECK OK or NG OK >> INSPECTION END NG >> Harness for open ground circuit CHECK RAIN SENSOR POWER SUPPLY AND GROUND CIRCUIT 1. POWER SUPPLY CIRCUIT CHECK Check voltage between rain sensor harness connector R9 terminal 4 OK or NG OK >> GO TO 2. NG >> Check the following. ● 10A fuse [No. 10, located in fuse block (J/B)] ● Harness for open and short between rain sensor and fuse Terminals Ignition switch position (+) ( − ) OFF ON or ATSRT Connector Terminal (wire color) E112 15 (LG) Ground 0V Battery voltage E23 1 (G) 0V Battery voltage MKIB0587E Terminals Continuity (+) ( − ) Connector Terminal (wire color) E112 17 (B) Ground Yes E23 6 (B) Ground Yes MKIB0588E Terminals Ignition switch position (+) ( − ) OFF ACC ON Connector Terminal (wire color) R9 4 (Y/G) Ground 0V 0V Battery MKIB0593E |