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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READ NEXT:
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:
Check Bus 6 Line
DESCRIPTION
Symptom
Trouble Area
There are ECUs or sensors that display a communication stop on the bus
diagnostic screen. Or, there are ECUs or sensors that store a communication
stop history on the "Detail" screen.
CAN main
Removal
REMOVAL
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
Procedure
Part Name Code
1
FRONT BUMPER ASSEMBLY
-
-
-
-
2
FRONT CENTER ULTRASONIC SENSOR
