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:

Fuel information
Your vehicle must use only unleaded gasoline. Select octane rating 87 (Research Octane Number 91) or higher. Use of unleaded gasoline with an octane rating lower than 87 may result in engine knocking. Persistent knocking can lead to engine damage. At minimum, the gasoline you use should meet t ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT SIDE AIRBAG SENSOR ASSEMBLY (for Vehicle not Involved in Collision) (a) Perform a diagnostic system check (See page ). 2. INSPECT SIDE AIRBAG SENSOR ASSEMBLY (for Vehicle Involved in Collision and Airbag has not Deployed) (a) Perform a diagnostic s ...

Automatic High Beam System (B124B)
DESCRIPTION The main body ECU (multiplex network body ECU) determines the status of the automatic high beam system based on the automatic high beam system signal from the forward recognition camera. DTC No. Detection Item DTC Detection Condition Trou ...

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