| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM100000001ERWX |
| Model Year Start: 2019 | Model: RAV4 | Prod Date Range: [11/2018 - 02/2019] |
| Title: POWER ASSIST SYSTEMS: POWER STEERING SYSTEM: PROBLEM SYMPTOMS TABLE; 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019] | ||
PROBLEM SYMPTOMS TABLE
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table.
- Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Power Steering System
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Heavy steering |
Front tires (improperly inflated, unevenly worn) |
|
|
Front wheel alignment (incorrect) |
|
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|
Front suspension (Lower ball joint) |
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|
Rack and pinion power steering gear assembly |
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Torque sensor (Rack and pinion power steering gear assembly) |
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Power steering motor (Rack and pinion power steering gear assembly) |
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|
Steering column assembly |
|
|
|
Auxiliary battery and power source circuit (for A25A-FKS) |
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|
Auxiliary battery and power source circuit (for A25A-FXS) |
|
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|
Power source voltage of power steering ECU (Rack and pinion power steering gear assembly) |
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|
CAN communication system (for Gasoline Model) |
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|
CAN communication system (for HV Model) |
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|
Vehicle condition (Steering wheel is turned from left to right repeatedly with vehicle stopped or heavy load is continuously applied to vehicle) |
|
|
|
Steering effort differs between right and left or is uneven |
Rotation angle sensor initialization and torque sensor zero point calibration incomplete |
|
|
Front tires (improperly inflated, unevenly worn) |
|
|
|
Front wheel alignment (incorrect) |
|
|
|
Front suspension (Lower ball joint) |
|
|
|
Rack and pinion power steering gear assembly |
|
|
|
Torque sensor (Rack and pinion power steering gear assembly) |
||
|
Power steering ECU (Rack and pinion power steering gear assembly) |
||
|
Steering column assembly |
|
|
|
While driving, steering effort does not change in accordance with vehicle speed, or steering wheel does not return to its centered position easily |
Skid control ECU (Brake actuator assembly) (for Gasoline Model) |
|
|
Skid control ECU (Brake booster with master cylinder assembly)(for HV Model) |
|
|
|
Speed sensor (for Gasoline Model) |
|
|
|
Speed sensor (for HV Model) |
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|
|
Torque sensor (Rack and pinion power steering gear assembly) |
|
|
|
Power steering motor (Rack and pinion power steering gear assembly) |
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|
Power steering ECU (Rack and pinion power steering gear assembly) |
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|
CAN communication system (for Gasoline Model) |
|
|
|
CAN communication system (for HV Model) |
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|
|
Friction sounds occur when turning steering wheel during low speed driving |
Power steering motor (Rack and pinion power steering gear assembly) |
|
|
Steering column assembly |
|
|
|
Spiral cable sub-assembly |
|
|
|
Steering column cover contacting steering wheel assembly |
|
|
|
High-pitched sound (squeaking) occurs when turning steering wheel slowly with vehicle stopped |
Power steering motor (Rack and pinion power steering gear assembly) |
|
|
Steering wheel installation (incorrect) |
|
|
|
Steering wheel vibrates and noise occurs when turning steering wheel from lock to lock |
Power steering motor (Rack and pinion power steering gear assembly) |
|
|
Steering column assembly |
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|
Steering wheel installation (incorrect) |
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|
Drive mode does not change |
Drive mode select switch (Integration control and panel assembly) |
|
|
EPS warning light remains on |
EPS warning light circuit |
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![2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; TIRE / WHEEL: TIRE AND WHEEL SYSTEM: INSPECTION](/t3Portal/stylegraphics/info.gif)
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