Toyota Tacoma 2015-2018 Service Manual: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
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.
Manual Transmission System|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Abnormal noise |
Oil level (Low) |
|
|
Oil (Wrong) |
- |
|
|
Gear (Input shaft) (worn or damaged) |
|
|
|
Gear (Output shaft) (worn or damaged) |
|
|
|
Gear (Counter shaft) (worn or damaged) |
|
|
|
Bearing (worn or damaged) |
|
|
|
Bearing (Input shaft) (worn or damaged) |
|
|
|
Bearing (Output shaft) (worn or damaged) |
|
|
|
Bearing (Counter shaft) (worn or damaged) |
|
|
|
Oil leakage |
Oil level (High) |
|
|
Gasket (Damaged) |
|
|
|
O-ring (Worn or damaged) |
|
|
|
Hard shifting or will not shift |
Shift fork (Input shaft) (Worn) |
|
|
Shift fork (Counter shaft) (Worn) |
|
|
|
Synchronizer ring (Input shaft) (worn or damaged) |
|
|
|
Synchronizer ring (Output shaft) (worn or damaged) |
|
|
|
Synchronizer ring (Counter shaft) (worn or damaged) |
|
|
|
Shift key spring (Input shaft) (damaged) |
|
|
|
Shift key spring (Counter shaft) (damaged) |
|
|
|
Jumps out of gear |
Shift fork (Input shaft) (Worn) |
|
|
Shift fork (Counter shaft) (Worn) |
|
|
|
Gear (Input shaft) (worn or damaged) |
|
|
|
Gear (Output shaft) (worn or damaged) |
|
|
|
Gear (Counter shaft) (worn or damaged) |
|
|
|
Bearing (Input shaft) (worn or damaged) |
|
|
|
Bearing (Output shaft) (worn or damaged) |
|
|
|
Bearing (Counter shaft) (worn or damaged) |
|
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the manual transaxle system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGH ...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) To check DTCs, connect the Techstream to the Data Link Connector 3 (DLC3)
of the vehicle. The Techstream displays DTCs and freeze frame data. The DTCs and
fre ...
Other materials:
Precaution
PRECAUTION
1. CAUTION REGARDING INTERFERENCE WITH ELECTRONIC DEVICES
CAUTION:
People with implantable cardiac pacemakers, cardiac resynchronization
therapy-pacemakers or implantable cardioverter defibrillators should keep
away from the smart key system antennas. The radio waves ma ...
Front Radar Sensor Incorrect Axial Gap (C1A11)
DESCRIPTION
When the vehicle is determined to be driving in a straight line or on a gradual
curve based on signals from the yaw rate sensor, etc., the millimeter wave radar
sensor assembly performs self diagnosis to check if the sensor beam axis has deviated.
If the millimeter wave radar sens ...
Entry Exterior Alarm and Answer-back Buzzer do not Sound
DESCRIPTION
The smart key system (for Entry Function) uses the wireless door lock buzzer
to perform various vehicle exterior warnings. When the conditions of each warning
are met, the certification ECU (smart key ECU assembly) sends a buzzer activation
request signal to the main body ECU (mul ...