Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. CHECK FUEL PUMP ASSEMBLY OPERATION

(a) Check fuel pressure.

(1) Connect the Techstream to the DLC3.

(2) Start the engine.

(3) Turn the Techstream on.

(4) Enter the following menus: Powertrain / Engine / Active Test / Control the Target Fuel Pressure.

(5) Check that the fuel pressure fluctuates when the target fuel pressure changes.

HINT:

The target fuel pressure operation lowers the target fuel pressure by 12.5% or increases the target fuel pressure by 25%.

Standard:

Fuel pressure fluctuates in accordance with the Techstream operation.

If the result is not as specified, replace the fuel delivery pipe sub-assembly (fuel pressure sensor).

(b) Check operating sound.

(1) Remove the V-bank cover sub-assembly (See page (2) Start the engine. (2) Start the engine. ).

(2) Start the engine.

(3) Using a sound scope, check the operating sound of the pump.

If no sound can be heard, check the fuel pump, wire harness and ECM.

(4) Stop the engine.

(5) Install the V-bank cover sub-assembly (See page Removal Removal ).

Components
COMPONENTS ILLUSTRATION *1 FUEL PUMP ASSEMBLY *2 FUEL PUMP LIFTER ASSEMBLY *3 FUEL PUMP LIFTER GUIDE *4 ...

Removal
REMOVAL PROCEDURE 1. REMOVE INTAKE MANIFOLD (See page ) 2. REMOVE WIRE HARNESS CLAMP BRACKET (a) Remove the 2 bolts and wire harness clamp bracket. ...

Other materials:

Entry Interior Alarm does not Sound
DESCRIPTION The smart key system (for Entry Function) uses the buzzer in the combination meter assembly to perform various vehicle interior warnings. When the conditions of each warning are met, the certification ECU (smart key ECU assembly) sends a buzzer activation request signal to the com ...

Rear Speed Sensor RH Malfunction (C1403,C1404)
DESCRIPTION The speed sensor detects wheel speed and sends the appropriate signals to the skid control ECU (brake actuator assembly). These signals are used for brake control. The speed sensor rotors have rows of alternating N and S magnetic poles and their magnetic fields change when the roto ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use the following procedures to troubleshoot the cruise control system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

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