Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Check For Intermittent Problems

CHECK FOR INTERMITTENT PROBLEMS

HINT:

Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2 trip detection logic.

  1. Clear DTCs (See page Switch the ECM from normal mode to check mode using the Techstream (See ).
  2. Switch the ECM from normal mode to check mode using the Techstream (See page Perform a simulation test (See page ).
  3. Perform a simulation test (See page ). Check and wiggle the harness(es), connector(s) and terminal(s) (See ).
  4. Check and wiggle the harness(es), connector(s) and terminal(s) (See page ).
System Diagram
SYSTEM DIAGRAM ...

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 ...

Other materials:

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 check ...

Installation
INSTALLATION PROCEDURE 1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR 2. INSTALL ENGINE OIL PRESSURE SWITCH ASSEMBLY 3. INSTALL IGNITION COIL ASSEMBLY 4. INSTALL FUEL INJECTOR SEAL 5. INSTALL FUEL INJECTOR ASSEMBLY 6. INSTALL FUEL DELIVERY PIPE RH 7. INSTALL FUEL DELIVERY PIP ...

Parts Location
PARTS LOCATION ILLUSTRATION *1 FUEL TANK CAP ASSEMBLY *2 CHARCOAL CANISTER ASSEMBLY *3 CHARCOAL CANISTER LEAK DETECTION PUMP SUB-ASSEMBLY *4 PCV VALVE *5 PURGE VSV ...

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