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
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- for 2GR-FKS: Click here
| NEXT | .gif) |
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:
Security Indicator Light Does not Blink
DESCRIPTION
The certification ECU (smart key ECU assembly) blinks the security indicator
light when the immobiliser is set (engine switch off, or driver door is
opened and closed with engine switch on (IG)).
The certification ECU (smart key ECU assembly) receive the security
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptom
are listed in order of probability in the "Suspected Area" column of the
table. Check each sym ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
