Description
Trouble factor |
Check item |
Trouble symtom |
Explanation |
Note |
Drop, impact, and overload |
Motor |
Abnormal noise |
- Visable or unvisable damage can occur.The steering wheel could pull
to one side by using the dropped parts.- Precise parts of motor/ECU are
sensitive to vibration and impact.- Overload can cause unexpected damage |
- Do not use the impacted EPS.- Do not overload each parts. |
ECU |
Circuit damage- Wrong welding point- Broken PCB- Damaged precise parts |
|||
Torque sensor |
Insufficient steering effort |
Overload to INPUT shaft can cause malfunction of the torque sensor |
- Do not impact the connecting parts (When inserting and torquing)-
Use the specified tool to remove the steering wheel. (Do not hammer on it)-
Do not use the impacted EPS |
|
Shaft |
Insufficient steering effort (Uneven between LH and RH) |
|
Do not use the impacted EPS |
|
Pull/Dent |
Harness |
- Malfunction-impossible power operation- Malfunction of EPS |
Disconnection between harness connecting portion and harness |
Do not overload the harness |
Abnormal storage temperature |
Motor/ECU |
Abnormal steering effort by improper operation of the motor/ECU |
- Waterproof at the normal condition- Even a little moisture can cause
malfunction of the precise parts of the motor/ECU |
- Keep the normal temperature and proper moisture, while storaging-
Avoid drowning |
Variable Intake Solenoid (VIS) Valve. Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the VIS valve connector.
3.
Measure resistance betwe ...
Seat Belt Buckle Switch (BS). Description and Operation
Description
The SRSCM shall monitor the status of the driver and front passenger seat
belt buckle. The SRSCM provides one pin each for the driver and front passenger
seat belt buckle status ...
SRS Control Module (SRSCM). Repair procedures
Removal
1.
Remove the ignition key from the vehicle.
2.
Disconnect the battery negative cable and wait for at least three
minutes before b ...