Toyota Tundra Service Manual: Acc Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT MAIN BODY ECU (ACC RELAY)

(a) Measure the resistance of the ACC relay circuit.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

DD-47 - DD-8

When battery voltage is not applied between DD-45 and DD-62

10 kΩ or higher

When battery voltage is applied between DD-45 and DD-62

Below 1 Ω

If the result is not as specified, replace the main body ECU.

    Acc Cut Relay

    Ignition Switch

    See More:

    Toyota Tundra Service Manual > Pre-collision System: Skid Control Buzzer Circuit (C1A4A)
    DESCRIPTION The millimeter wave radar sensor assembly is connected to the forward recognition camera via CAN communication. The millimeter wave radar sensor assembly operates the pre-collision alarm by sending a buzzer request signal to the skid control buzzer assembly. If the millimeter wave radar ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2025 Copyright www.ttundra.com
    0.0104