Toyota Corolla Cross: Calibration
CALIBRATION
POWER STEERING ECU INITIAL SETTING (ASSIST MAP WRITING) (USING GTS)
NOTICE:
If any of the following conditions are met, perform Power Steering ECU Initial Setting (assist map writing):
- The power steering ECU assembly has been replaced.
- The electric power steering column sub-assembly has been replaced.
(a) Perform Power Steering ECU Initial Setting (assist map writing).
(1) Align the front wheels straight ahead and center the steering wheel.
(2) Enter the following menus: Chassis / EMPS / Utility / Power Steering ECU Initial Setting.
Chassis > EMPS > Utility|
Tester Display |
|---|
|
Power Steering ECU Initial Setting |
NOTICE:
Do not turn the steering wheel sharply.
(3) Check for RoBs.
Chassis > EMPS > Utility|
Tester Display |
|---|
|
Vehicle Control History (RoB) |
NOTICE:
When Power Steering ECU Initial Setting (assist map writing) are completed, make sure to check for vehicle control history (RoB).
END POSITION INITIAL SETTING
NOTICE:
Perform end position initial setting after replacing or servicing parts related to steering operation.
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If
multiple suspected areas are listed, the potential causes of the symptoms are
listed in
Terminals Of Ecu
TERMINALS OF ECU
CHECK POWER STEERING ECU ASSEMBLY
*a
Component without harness connected
(Power Steering ECU Assembly)
-
-
(a) Measure the
Diagnosis System
DIAGNOSIS SYSTEM
DTC
The rack and pinion power steering gear assembly stores a DTC when it detects
a malfunction in the ECU and power steering system circuit.
CHECK DLC3
(a) Check the DLC
SEE MORE:
ACC Circuit Short to Ground (B227411)
DESCRIPTION This DTC is stored when a malfunction in the ACC output circuit is detected. The ACC output circuit is the circuit between terminal ACCD of the certification ECU (smart key ECU assembly) and the ACC relay.
DTC No. Detection Item
DTC Detection Condition Trouble Area
No
Lost Communication with Side Obstacle Detection Control Module "A" Missing Message
(U023287)
DESCRIPTION
This DTC is stored when the blind spot monitor sensor LH (B)
judges that there is a communication problem with the blind spot monitor sensor
RH (A).
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U023287
