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:
Check Mode Procedure
CHECK MODE PROCEDURE
1. DESCRIPTION
(a) Check mode has a higher sensitivity to malfunctions and can detect malfunctions
that normal mode cannot detect. Check mode can also detect all the malfunctions
that normal mode can detect. In check mode, DTCs are detected with 1 trip detection
logic.
...
On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to correctly follow the removal and installation procedures for the front
airbag sensors.
PROCEDURE
1. INSPECT FRONT AIRBAG SENSOR (for Vehicle not Involved in Collision)
(a) Perform a diagnostic system check (See page
).
2. I ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE CONNECTOR COVER
(a) Disengage the 2 clips to remove the connector cover.
2. REMOVE REAR BUMPER PAD SUB-ASSEMBLY
(a) Separate the 2 license plate light assemblies as shown in the illustration.
...
