Toyota Tacoma manuals

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

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:

Operation History List
OPERATION HISTORY LIST NOTICE: The cause of a malfunction is stored in the RAM or EEPROM in the certification ECU (smart key ECU assembly). As the cause of a malfunction stored in the RAM will be cleared when the cable is disconnected from the negative (-) battery terminal, do ...

Low Output Signal of Front Speed Sensor RH (Test Mode DTC) (C1271,C1272,C1401,C1402)
DESCRIPTION The speed sensor detects the wheel speed and sends the appropriate signals to the skid control ECU (master cylinder solenoid). These signals are used for brake control. The speed sensor rotors have rows of alternating N and S magnetic poles and their magnetic fields change when t ...

Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: Before starting the work, make sure that the ignition switch is off and depress the brake pedal more than 20 times. As high pressure is applied to the No. 1 brake actuator tube, never deform it. Do not turn the ignition switch to ON ...

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