Diesel Data: Automotive Repair

Cruise Control System

DTC 11 ACTUATOR MOTOR CIRCUIT

CIRCUIT DESCRIPTION

DTC Detecting Condition:




The actuator motor is operated by signals from the cruise control ECU assy. Acceleration and deceleration signals are transmitted by changes in the Duty Ratio.




Duty Ratio:
The duty ratio is the ratio of the period of continuity in one cycle. For example, A is the period of continuity in one cycle, and B is the period of non-continuity.

Wiring Diagram:






Step 1 - 2:




INSPECTION PROCEDURE