Steering System: Precautions
- SRS airbag system handling and precautions for operationCAUTION: As this maintenance procedure may have an effect on the SRS airbag system, be sure to check the SRS airbag system precautions before commencing work. (Refer to SRS AIRBAG SYSTEM )
- Correct handling and precautions for operation
- Handling of the steering computer assembly
- Do not apply any impact to the steering column assembly (particularly the motor and torque sensor parts). Be sure to replace with a new part if strong impact is applied (such as hitting or dropping the part).
- Do not pull on the steering column assembly wiring harness.
- Do not release the tilt lever while the steering column assembly is removed from the vehicle.
- After replacing the steering column assembly, perform torque sensor zero point calibration and rotation angle sensor output calibration. (Refer to WORK SUPPORT )
- Precautions when connecting or disconnecting connectors
- Before you disconnect any connectors related to the electric power steering system, turn the ignition to IG ON and set the steering to the straight-ahead position. Disconnect the connector after turning the ignition to IG OFF.
- Before you connect any connectors related to the electric power steering system, confirm that the ignition is turned to IG OFF, connect the connector and turn the ignition to IG ON while the steering is in the straight-ahead position.CAUTION: Do not turn the ignition to IG ON if the steering is not in the straight-ahead position.
- Steering roll connector precautions
- Do not install/remove the steering roll connector sub-assembly while the ignition is set to IG ON or the battery ground terminal is connected.
- Do not rotate the steering roll connector sub-assembly without the steering wheel assembly attached while the ignition is set to IG ON and the battery ground terminal is connected.
- When attaching the steering roll connector sub-assembly and steering wheel assembly, be sure to carry out steering roll connector sub-assembly centering. (Refer to INSPECTION
)CAUTION: If centering is not carried out, the steering roll connector sub-assembly may become disconnected upon operation of the steering wheel assembly.
- Handling of the steering computer assembly