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WW-22 < SERVICE INFORMATION > FRONT WIPER AND WASHER SYSTEM Displayed self-diagnosis results NO DTC>>Replace BCM. Refer to BCS-13, "Removal and Installation of BCM" . CAN COMM CIRCUIT>>Check CAN communication line of BCM. Refer to LAN-43, "CAN System Specifica- Front Wiper Intermittent Operation Switch Position Cannot Be Adjusted INFOID:0000000001328560 1. CHECK CIRCUIT BETWEEN COMBINATION SWITCH AND BCM With CONSULT-III 1. Select “INT VOLUME” of BCM data monitor item. 2. Check that “INT VOLUME”, changes in order form 1 to 7 according to wiper switch operation. Without CONSULT-III LT-104, "Combination Switch Inspection" OK or NG OK >> Replace BCM. Refer to BCS-13, "Removal and Installation of BCM" . NG >> Check combination switch (wiper switch). Refer to LT-104, "Combination Switch Inspection" . Wiper Does Not Wipe When Front Washer Operates INFOID:0000000001328561 1. CHECK CIRCUIT BETWEEN COMBINATION SWITCH AND BCM With CONSULT-III 1. Select “FR WASHER SW” of BCM data monitor item. 2. Check that “FR WASHER SW” turn ON-OFF according to front wiper switch operation. Without CONSULT-III LT-104, "Combination Switch Inspection" OK or NG OK >> Replace BCM Refer to BCS-13, "Removal and Installation of BCM" NG >> Check combination switch (wiper switch). Refer to LT-104, "Combination Switch Inspection" . After Front Wiper Operate for 10 Seconds, They Stop for 20 Seconds, and After Re- INFOID:0000000001328562 CAUTION: • When auto-stop signal has not varied for 10 seconds or longer while IPDM E/R is operating front wip- ers, IPDM E/R considers that front wipers are locked, and stops wiper output. That causes this symp- • This status can be checked by “DATA MONITOR” of “IPDM E/R” on which “WIPER PROTECTION” item shows “BLOCK”. 1. CHECK WIPER MOTOR SIGNAL With CONSULT-III 1. Select “WIP AUTO STOP” of BCM data monitor item. 2. Check that “WIP AUTO STOP” turns “ACT P” - “STOP P” linked with wiper operation. Without CONSULT-III GO TO 2. OK or NG OK >> Replace IPDM E/R. NG >> GO TO 2. 2. CHECK WIPER AUTO STOP CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect IPDM E/R connector and front wiper motor connector. |