INSPECTION PROCEDURE 5: The windshield intermittent wiper interval cannot be adjusted by operating the windshield intermittent wiper volume control switch: Notes

CAUTION: Before replacing the ECU, ensure that the power supply circuit, the ground circuit and the communication circuit are normal.

Fig 1: Windshield Intermittent Wiper Control Circuit Diagram

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.