Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Detailed Flow
- COLLECT THE INFORMATION FROM THE CUSTOMER
It is also important to clarify customer complaints before inspection. First of all, reproduce symptoms and understand them fully. Ask customer about his/her complaints carefully. In some cases, it is necessary to check symptoms by driving vehicle with customer.
CAUTION: Customers are not professional. It is dangerous to make an easy guess like "maybe the customer means that...," or "maybe the customer mentions this symptom".GO TO 2.
- CHECK THE STATUS
- Power steering fluid leakage and check the power steering fluid level. Refer to POWER STEERING FLUID : Inspection .
- Check the drive belt tension. Refer to DRIVE BELT : .
- Check the power steering gear for damages, cracks and fluid leakage. Refer to STEERING GEAR AND LINKAGE : Inspection .
- Check the relief oil pressure. Refer to POWER STEERING OIL PUMP : Inspection .
GO TO 3.
- DIAGNOSIS CHART BY SYMPTOM
Perform the diagnosis by symptom. Refer to Diagnosis Procedure .
GO TO 4.
- FINAL CHECK
Check the input/output standard values for the power steering control unit.
Are the power steering control unit input/output values within standard ranges respectively?
YES
INSPECTION END
NO
GO TO 2.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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