Toyota Tacoma (2015-2018) Service Manual: Problem Symptoms Table
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.
STEERING SYSTEM|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Hard steering |
1. Tires (Improperly inflated) |
|
|
2. Power steering fluid level (Low) |
|
|
|
3. Drive belt (Loose) |
|
|
|
5. Front wheel alignment (Incorrect) |
|
|
|
6. Steering system joints (Worn) |
- |
|
|
8. Suspension arm ball joints (Worn) |
|
|
|
9. Steering column (Binding) |
- |
|
|
10.Power steering vane pump (for 2TR-FE) |
|
|
|
11.Power steering vane pump (for 2GR-FKS) |
|
|
|
12.Power steering gear |
|
|
|
Poor return |
1. Tires (Improperly inflated) |
|
|
3. Front wheel alignment (Incorrect) |
|
|
|
4. Steering column (Binding) |
- |
|
|
5. Power steering gear |
|
|
|
Excessive free play |
1. Steering system joints (Worn) |
- |
|
3. Suspension arm ball joints (Worn) |
|
|
|
4. Intermediate shaft sliding yoke (Worn) |
- |
|
|
6. Front wheel bearing (Worn) |
|
|
|
7. Power steering gear |
|
|
|
Abnormal noise |
1. Power steering fluid level (Low) |
|
|
2. Steering system joints (Worn) |
- |
|
|
3. Power steering vane pump (2TR-FE) |
|
|
|
4. Power steering vane pump (2GR-FKS) |
|
|
|
5. Power steering gear |
|
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On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. CHECK STEERING WHEEL FREE PLAY
(a) Stop the vehicle and align the tires facing straight ahead.
(b) Gently turn the steering wheel right and left by ha ...
Repair
REPAIR
PROCEDURE
1. STEERING OFF CENTER REPAIR PROCEDURE
(a) Check if the steering wheel is off center.
(1) Apply masking tape to the top center of the steering wheel and upper
stee ...
Other materials:
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the power window control system.
PROCEDURE
1.
VEHICLE BROUGHT TO WORK SHOP
NEXT
2.
CUSTOMER ...
Brake Switch "A" Circuit (P0571)
DESCRIPTION
Detection condition 1:
When the brake pedal is depressed, the stop light switch assembly outputs
a signal to the ECM. When the ECM receives the signal, it cancels control
of vehicle speed by the dynamic radar cruise control system. The fail-safe
function operates to ...
Problem Symptoms Table
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 sy ...
