ASCD Steering Switch

P1564 ASCD STEERING SWITCH

Description
ASCD steering switch has variant values of electrical resistance for each button. ECM reads voltage variation of switch, and determines which button is operated.

Refer to EC-62, "System Description" Automatic Speed Control Device (ASCD) for the ASCD function.

DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE

Step 1-2:

Diagnosis Procedure

Step 1-2:

Step 2 (Continued)-5:

Step 5 (Continued)-8:

Component Inspection

Step 1: