Toyota Tacoma (2015-2018) Service Manual: Check Mode Procedure

Toyota Tacoma (2015-2018) Service Manual / Rc62f Manual Transmission / Transaxle / Manual Transmission System / Check Mode Procedure

CHECK MODE PROCEDURE

1. DESCRIPTION

Check mode has a higher sensitivity to malfunctions and can detect malfunctions that cannot be detected in normal mode. Check mode can also detect all of the malfunctions that can be detected in normal mode. In check mode, DTCs are stored with 1 trip detection logic.

NOTICE:

All DTCs and freeze frame data will be cleared if: 1) the Techstream is used to change the ECM from normal mode to check mode or vice versa; or 2) during check mode, the ignition switch is turned from ON to ACC or off.
Before changing to check mode, make a note of the DTCs and freeze frame data.

2. CHECK MODE PROCEDURE

(a) Make sure that the following conditions are met:

(1) Battery voltage is 11 V or higher.

(2) The throttle valve is fully closed.

(3) The shift lever is in neutral.

(4) The A/C switch is off.

(b) Connect the Techstream to the DLC3.

(d) Turn the Techstream on.

(e) Enter the following menus: Powertrain / Transmission / Utility / Check Mode.

(f) Check that the MIL flashes as shown in the illustration.

(g) Start the engine. The MIL should turn off after the engine starts.

(h) Simulate the conditions of the malfunction described by the customer.

(i) Using the Techstream, check for DTCs and freeze frame data.

Terminals Of Ecm

TERMINALS OF ECM HINT: The standard normal voltage between each pair of ECM terminals is shown in the table below. The appropriate conditions for checking each pair of terminals are also indic ...

Data List / Active Test

DATA LIST / ACTIVE TEST 1. DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when dec ...

Other materials:

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Components
COMPONENTS ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

Definition Of Terms
DEFINITION OF TERMS Term Definition Monitor description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose and details). Related DTCs Group of diagnostic trouble codes that are ou ...