Toyota Tacoma manuals

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)

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:

Data List / Active Test
DATA LIST / ACTIVE TEST 1. READ DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or sig ...

Slip Indicator Light Remains ON
DESCRIPTION The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication. The slip indicator light blinks during VSC and/or TRAC operation. If a malfunction is detected, the slip indicator light comes on to warn the driver (See page ). ...

Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART If a trouble code is displayed during the DTC check, check the circuit listed for the code in the table below (proceed to the page listed for that circuit). 1. Occupant Detection ECU HINT: When DTC B1650/32 is detected as a result of troubleshooting the Supplement ...

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