Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: 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 2TR-FE: Click here for 2GR-FKS: Click here
  • for 2GR-FKS: Click here
NEXT

END

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 (master cylinder solenoid)*1 or skid control ...

Brake Control Signal Mismatch (C1A69)
DESCRIPTION The skid control ECU (master cylinder solenoid)*1 or skid control ECU (brake actuator assembly)*2 sends signals to the millimeter wave radar sensor assembly according to the brake con ...

Other materials:

Brake Fluid(for Hydraulic Brake Booster)
On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT FLUID LEVEL IN RESERVOIR (a) Turn the ignition switch to OFF, and depress the brake pedal more than 40 times (until the pedal reaction feels light and pedal stroke becomes longer), and adjust the fluid level to ...

USB port/AUX port
Connect an iPod, USB memory device or portable audio player to the USB port/AUX port as indicated below. Select “iPod”, “USB” or “AUX” on the “Select Audio Source” screen and the device can be operated via multimedia system. Connecting using the USB port/AUX port ■ iPod ...

Horn System
Parts Location PARTS LOCATION ILLUSTRATION Precaution PRECAUTION 1. IGNITION SWITCH EXPRESSIONS (a) The type of ignition switch used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are used in this section. Exp ...

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