PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
Hard steering |
Tires (Improperly inflated) |
|
Power steering fluid level (Low) |
|
|
Drive belt (Loose) |
|
|
Front wheel alignment (Incorrect) |
|
|
Steering system joints (Worn) |
- |
|
Suspension arm ball joints (Worn) |
|
|
Steering column (Binding) |
- |
|
Vane pump assembly |
|
|
Rack and pinion power steering gear assembly |
|
|
Poor return |
Tires (Improperly inflated) |
|
Front wheel alignment (Incorrect) |
|
|
Steering column (Binding) |
- |
|
Rack and pinion power steering gear assembly |
|
|
Excessive play |
Steering system joints (Worn) |
- |
Suspension arm ball joints (Worn) |
|
|
Intermediate shaft, Sliding yoke (Worn) |
- |
|
Front wheel bearing (Worn) (for 2WD) |
|
|
Front wheel bearing (Worn) (for 4WD) |
|
|
Rack and pinion power steering gear assembly |
|
|
Abnormal noise |
Power steering fluid level (Low) |
|
Steering system joints (Worn) |
- |
|
Vane pump assembly |
|
|
Rack and pinion power steering gear assembly |
|
|
Power steering system does not operate |
IG power source circuit |
|
VFC power steering solenoid circuit |
|
|
Power steering ECU communication circuit |
|
|
Vehicle stability control system |
|
|
Steering angle sensor |
|
|
SFI system |
|
|
Power steering ECU assembly |
|
|
When the vehicle is idling, steering effort is high (with the vehicle stopped) |
Tire size and tire pressure |
|
Power steering fluid level and pressure |
|
|
Front wheel alignment |
|
|
IG power source circuit |
|
|
VFC power steering solenoid circuit |
|
|
Power steering ECU communication circuit |
|
|
Steering angle sensor |
|
|
Power steering ECU assembly |
|
|
Even if vehicle speed increases, steering effort does not increase |
VFC power steering solenoid circuit |
|
Power steering ECU communication circuit |
|
|
Vehicle stability control system |
|
|
Power steering ECU assembly |
|
|
Power steering warning light is abnormal |
Power steering warning light circuit |
|
Side Auto Step LH Stowing Timeout (51-56)
DESCRIPTION
When fully deploying or stowing the automatic running board takes more than 4
seconds, or when the side auto step motor hall sensor pulse signal exceeds the maximum
pulse count, the side auto step ECU halts the operation of the automatic runni ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT SHOCK ABSORBER ASSEMBLY LH
(a) Compress and extend the shock absorber rod and check that there is no abnormal
resistance or unusual sound during operation.
If there is any abnormality, replace the front shock absorbe ...