Power Steering System: General Description: Caution

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When performing service operation, refer to "Repair Contents" in "General Description". Ref. to REPAIR CONTENTS>REPAIR CONTENTS .
When performing any work, always wear work clothes, a work cap and protective shoes. Additionally, wear a helmet, protective goggles, etc. if necessary.
Before performing vehicle maintenance, turn the ignition switch to OFF and disconnect the ground terminal from the battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
When replacing the parts provided with memory functions, record the memory contents before disconnecting the ground terminal from the battery sensor.
Be careful of the following items. Failing to do so may cause the airbag system malfunction.
- Yellow connectors and harnesses with yellow tapes around them are the connectors and harnesses for the airbag system. When using a tester on these circuits, follow the cautions of "AIRBAG SYSTEM". Ref. to AIRBAG SYSTEM>GENERAL DESCRIPTION>CAUTION .
- Be careful not to damage the airbag system wiring harness when servicing the electrical parts around the steering column.
When performing a repair, identify the cause of trouble and avoid unnecessary removal, disassembly and replacement.
Some vehicle components are extremely hot immediately after driving. Be wary of receiving burns from heated parts.
Use SUBARU genuine grease, the recommended or equivalent. Do not mix grease etc. of different grades or manufacturers.
Be sure to tighten fasteners including bolts and nuts to the specified torque.
Always use the jack-up point when the shop jacks or rigid racks are used to support the vehicle.
Do not secure a part in a vise directly. Place cushioning materials such as wood blocks, aluminum plates, or waste cloth between the part and the vise.
When removing, installing or replacing the VDCCM and H/U, VDCCM and H/U bracket, steering wheel or steering angle sensor (steering roll connector), perform "VSC(VDC) Centering Mode" of the VDC. Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U)>ADJUSTMENT>VDC SENSOR MIDPOINT SETTING MODE .
When the wheel alignment has been adjusted, perform the following adjustment.
- Lane keep assist learning value clear (model with EyeSight): Ref. to EYESIGHT (DIAGNOSTICS)>CLEAR ACTIVE LANE KEEP SYSTEM LEARNING VALUE>OPERATION .
- VDC sensor midpoint setting mode: Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U)>ADJUSTMENT>VDC SENSOR MIDPOINT SETTING MODE .