Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Actuator motor circuit / Circuit description
Toyota Corolla (E120): Circuit description
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 (see below).
Duty ratio: the duty ratio is the ratio of the period of continuity in one cycle. For example, if a is the period of continuity in one cycle, and b is the period of non–continuity, then
Wiring diagram
Other materials:
How to proceed with troubleshooting
Troubleshoot in accordance with the procedure on the following pages.
1 Vehicle brought to workshop
2 Customer problem analysis check and symptom check
Without applicable symptoms, proceed to ”a”.
with applicable symptoms, proceed to ”b”.
3 Symptom simulation
4 Prob ...
Diagnostic trouble code chart
Notice:
when removing the part, turn the ignition switch to off.
Hint:
using sst 09843–18040, it connect the terminal tc and cg of dlc3.
If any abnormality is not found when inspecting parts, inspect the ecu and
ground points for poor contact.
If a malfunction code is displayed during ...
Driving tips
Winter driving tips
Carry out the necessary preparations and inspections before driving the vehicle
in winter. Always drive the vehicle in a manner appropriate to the prevailing weather
conditions.
Preparation for winter
● Use fluids that are appropriate to the prevailing outside temper ...