Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Terminals Of Ecm

TERMINALS OF ECM

1. CHECK ECM

HINT:

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 indicated. The result of checks should be compared with the standard normal voltage for that pair of terminals, displayed in the Specified Condition column. The illustration above can be used as a reference to identify the ECM terminal locations.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

E14-2 (BATT) - E11-1 (E1)

L - W-B

Battery (for measuring battery voltage and for ECM memory)

Always

11 to 14 V

E11-1 (E1) - Body ground

W-B - Body ground

Ground circuit of ECM

Always

Below 1 Ω

E9-34 (LIN) - Body ground

L - Body ground

LIN communication line

Ignition switch off

10 kΩ or higher

Diagnosis System
DIAGNOSIS SYSTEM 1. DLC3 (Data Link Connector 3) (a) Check the DLC3 (See page ). 2. BATTERY VOLTAGE Standard voltage: 11 to 14 V If the voltage is below 11 V, replace or recharge the battery. ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Powertrain / Engine / Trouble ...

Other materials:

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK FOR DTC HINT: When using the Techstream with the engine switch off to troubleshoot: Connect the Techstream to the DLC3 and turn a courtesy light switch on and off at 1.5-second intervals until communication between the Techstream and vehicle begins. (a) Connect the ...

Customize Parameters
CUSTOMIZE PARAMETERS PROCEDURE 1. CUSTOMIZE AIR CONDITIONING SYSTEM (a) Customizing with the Techstream NOTICE: When the customer requests a change in a function, first make sure that the function can be customized. Be sure to make a note of the current settings before customizi ...

Pressure Control Solenoid "C" Performance (Shift Solenoid Valve SL3) (P0796)
SYSTEM DESCRIPTION The ECM uses the vehicle speed signal and signals from the transmission revolution sensors (NT, SP2) to detect the actual gear (1st, 2nd, 3rd, 4th, 5th or 6th gear). The ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical problems of t ...

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