Toyota Tundra Service Manual: Other System Malfunction (C1A63)

Toyota Tundra Service Manual / Vehicle Interior / Pre-collision / Pre-collision System / Other System Malfunction (C1A63)

DESCRIPTION

The millimeter wave radar sensor assembly receives accelerator pedal position sensor signals from the ECM to determine if the accelerator pedal is being depressed. If the ECM detects a malfunction in the accelerator pedal position sensor or SFI system, the millimeter wave radar sensor assembly is notified via CAN communication and stores DTC C1A63.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
C1A63	Other System Malfunction	With the ignition switch ON, the millimeter wave radar sensor assembly receives an accelerator pedal position sensor malfunction signal from the ECM for approximately 2 seconds or more.	SFI system

PROCEDURE

1.	GO TO SFI SYSTEM

HINT:

If DTC C1A63 is output by the pre-collision system, perform troubleshooting for the SFI system.

for 1UR-FE: Click here
for 3UR-FE: Click here
for 3UR-FBE: Click here

END

Brake System Malfunction (C1A50)

Brake Control Signal Mismatch (C1A69)

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