Toyota Tundra Service Manual: Fail-safe Chart

Toyota Tundra Service Manual / Brake / Brake Control / Dynamic Control Systems / Trailer Brake Control System / Fail-safe Chart

FAIL-SAFE CHART

1. FAIL-SAFE OPERATION CHART

DTC Code

Gain Value Setting

Output When Brake Pedal Operated

Output When Manual Trailer Brake Output Slider Operated

Each Cooperative Control

(anti-lock brake system, hill-start assist control, trailer sway control, pre-collision system* and dynamic radar cruise control system*)

Warning

C1241

○

X

X

X

Displayed

C1245

○

X

○

X

Displayed

C1380

○

X

X

X

Displayed

C14A0

○

X

X

X

Displayed

C14A1

X

X

X

X

Displayed

C14A2

X

X

X

X

Displayed

C14A4

○

X

X

X

Displayed

C14A6

○

X

X

X

Displayed

C14A7

○ or X

X

X

X

Displayed

C13A9

○

X

○

X

Displayed

C14AA

○

X

X

X

Displayed

U0073

○

X

○

X

Displayed

U0123

○

X

○

X

Displayed

U0129

○

X

○

X

Displayed

U0155

○

X

X

X

Displayed

HINT:

○: Function continues

X: Function prohibited

  • *: w/ Dynamic Radar Cruise Control System
    Dtc Check / Clear

    Freeze Frame Data

    See More:

    Toyota Tundra Service Manual > Pre-collision System: Brake System Malfunction (C1A50)
    DESCRIPTION When the pre-collision system is operating, the millimeter wave radar sensor assembly sends brake control signals to the skid control ECU (brake actuator assembly). If the millimeter wave radar sensor assembly receives a vehicle stability control system malfunction signal from the skid c ...

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