Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Diagnosis circuit
Toyota Corolla (E120): Diagnosis circuit
Other materials:
Automatic door locking and unlocking systems
The following functions can be set or cancelled:
*1: Vehicles with an automatic transmission or continuously variable transmission
*2: Vehicles with a smart key system
■ Setting and canceling the functions
To switch between set and canceled, follow the procedure below:
1 Vehicles withou ...
Deleting a registered phone number
1 Select “Delete contacts” using .
2 Select the desired phone number using
and press
(YES).
To delete all of the registered phone numbers, select “All delete” using
and press
(YES). ...
Inspection procedure
1 Inspect dlc3 terminal voltage
Turn the ignition switch to on.
measure voltage between terminals 13 (tc) and 4 (cg) of
dlc3.
Ok:
voltage: 10 – 16 v
2 Check harness and connector(between cruise control ecu assy
and dlc3)
Check for open and short circuit in harness ...