Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Ecu power source circuit / Circuit description
Toyota Corolla (E120): Circuit description
The cruise control ecu assy power source supplies power to the actuator and sensors, etc., When terminal gnd and the case of the cruise control ecu assy are grounded.
Wiring diagram

Other materials:
Inspection procedure
Hand–held tester:
1 Check fuel tank cap assy(check that fuel tank cap is toyota
genuine parts)
2 Check that fuel tank cap is correctly installed
3 Inspect fuel tank cap assy
4 Check filler neck for damage
Remove the fuel tank cap.
visually check the fuel inlet pipe for ...
Dtc check/clear
1. Dtc check (normal mode)
Notice:
hand–held tester only:
when the diagnostic system is switched from the normal
mode to the check mode, all the dtcs and freeze frame
data recorded in the normal mode will be erased. So before
switching modes, always check the dtcs and freeze frame
data, and ...
If the vehicle becomes stuck
Carry out the following procedures if the tires spin or the vehicle becomes
stuck in mud, dirt or snow:
1 Stop the engine. Set the parking brake and shift the shift lever to P (automatic
transmission or continuously variable transmission) or N (manual transmission).
2 Remove the mud, snow or s ...


