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:
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The procedure listed below is for the LH side.
PROCEDURE
1. REMOVE FRONT WHEEL
2. REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY
3. SEPARATE FRONT STABILIZER LINK ASSEMBLY LH
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
Before replacing the ECM, refer to Registration.
w/o Smart Key System: Click here
w/ Smart Key System: Click here
When the millimeter wave radar sensor assembly is replaced with a new
one, adjustment of the radar sensor beam axis must be ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL UN-LOCK WARNING SWITCH ASSEMBLY (w/o Smart Key System)
(a) Engage the 2 claws to install the un-lock warning switch assembly to the
upper steering column bracket assembly.
2. INSTALL IGNITION SWITCH LOCK CYLINDER ASSEMBLY (w/o Smart Key System)
(a) T ...
