PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
Link |
---|---|---|
Heavy steering |
Front tires (improperly inflated, unevenly worn) |
|
Front wheel alignment (incorrect) |
|
|
Front suspension (Lower ball joint) |
|
|
Steering gear assembly |
|
|
Battery and power source circuit |
|
|
Power source voltage of power steering ECU assembly |
|
|
Power steering ECU assembly |
|
|
Vehicle condition (Steering wheel is turned from left to right repeatedly with vehicle stopped or heavy load is continuously applied to vehicle) |
|
|
Steering effort differs between right and left or is uneven |
Rotation angle sensor initialization and torque sensor zero point calibration incomplete |
|
Front tires (improperly inflated, unevenly worn) |
|
|
Front wheel alignment (incorrect) |
|
|
Front suspension (Lower ball joint) |
|
|
Steering gear assembly |
|
|
Torque sensor (Electric power steering column sub-assembly) |
|
|
Electric power steering column sub-assembly |
|
|
Power steering ECU assembly |
|
|
While driving, steering effort does not change in accordance with vehicle speed, or steering wheel does not return to its centered position easily |
Skid control ECU assembly |
|
Speed sensor |
|
|
Torque sensor (Electric power steering column sub-assembly) |
|
|
Power steering ECU assembly |
|
|
CAN communication system |
|
|
Friction sounds occur when turning steering wheel during low speed driving |
Power steering motor (Power steering ECU assembly) |
|
Electric power steering column sub-assembly |
|
|
Spiral cable with sensor sub-assembly |
|
|
Steering column cover contacting steering wheel assembly |
|
|
High-pitched sound (squeaking) occurs when turning steering wheel slowly with vehicle stopped |
Power steering motor (Power steering ECU assembly) |
|
Steering wheel installation (incorrect) |
|
|
Steering wheel vibrates and noise occurs when turning steering wheel from lock to lock |
Power steering motor (Power steering ECU assembly) |
|
Electric power steering column sub-assembly |
|
|
Steering wheel installation (incorrect) |
|
Toyota CH-R Service Manual > Power Window Control System: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) Power window control system data and Diagnostic Trouble Codes (DTCs) can
be read through the vehicle Data Link Connector 3 (DLC3). When the system seems
to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
CHECK DLC3
(a) Che ...
Toyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): CD Sound Skips
PROCEDURE
1.
CHECK CD
(a) Check that the CD is not deformed or cracked.
OK:
No deformation or cracks on the CD
NG
END (CD IS FAULTY)
OK
...