2002 Toyota PriusFACTORY OEM SERVICE PROCEDURE

Problem Symptoms Table

Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in the order shown. If necessary, repair or replace these parts.

PROBLEM SYMPTOMS

Symptom/Suspect Area See
Hard Steering
Tires (Improperly Inflated) Check Tire Pressure
Front Wheel Alignment (Incorrect) SPECIFICATIONS & PROCEDURES
Steering System Joints (Worn) Check Steering System Joints
Suspension Arm Ball Joints (Worn) BALL JOINT INSPECTION
Steering Column (Binding) Check Steering Column
Electric Power Steering Gear ELECTRIC POWER STEERING GEARΒ 
Poor Return
Tires (Improperly Inflated) Check Tire Pressure
Front Wheel Alignment (Incorrect) SPECIFICATIONS & PROCEDURES
Steering Column (Binding) Check Steering Column
Electric Power Steering Gear ELECTRIC POWER STEERING GEARΒ 
Excessive Play
Steering System Joints (Worn) Check Steering System Joints
Suspension Arm Ball Joints (Worn) BALL JOINT INSPECTION
Intermediate Shaft, Sliding Yoke (Worn) Check Intermediate Shaft, Sliding Yoke
Front Wheel Bearing (Worn) WHEEL BEARING INSPECTION
Electric Power Steering Gear ELECTRIC POWER STEERING GEARΒ 
Abnormal Noise
Steering System Joints (Worn) Check Steering System Joints
Electric Power Steering Gear ELECTRIC POWER STEERING GEARΒ 
NOTE:

When the problem occurs on the electric motor power steering system, refer to ELECTRIC MOTOR POWER STEERING .

Factory Service Tools

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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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