Toyota Tundra Service Manual: On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. CHECK THROTTLE BODY ASSEMBLY

(a) Check the throttle control motor operating sounds.

(1) Turn the ignition switch to ON.

(2) When depressing the accelerator pedal, check the operating sound of the running motor. Make sure that no friction noises emit from the motor.

If friction noise exists, replace the throttle body.

(b) Check the throttle position sensor.

(1) Connect the Techstream to the DLC3.

(2) Turn the ignition switch to ON.

(3) Turn the Techstream main switch ON.

(4) Enter the following menus: Powertrain / Engine and ECT / Data List / All Data / Throttle Sensor Position.

(5) Depress the accelerator pedal. When the throttle valve is fully opened, check that the value of "Throttle Sensor Position" is within the specification.

Standard throttle valve opening percentage:

60% or more

HINT:

When checking the standard throttle valve opening percentage, the shift lever should be in the N position.

If the percentage is less than 60%, replace the throttle body assembly.

    Installation

    Removal

    See More:

    Toyota Tundra Service Manual > Sfi System: Ignition Coil "A" Primary / Secondary Circuit (P0351-P0358)
    DESCRIPTION HINT: These DTCs indicate malfunctions relating to the primary circuit. If DTC P0351 is stored, check the No. 1 ignition coil circuit. If DTC P0352 is stored, check the No. 2 ignition coil circuit. If DTC P0353 is stored, check the No. 3 ignition coil circuit. If DTC P0354 is stored, che ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2024 Copyright www.ttundra.com
    0.0253