Introduction
General InformationFront Sensor Communication Malfunction (C1AEC)
DESCRIPTION
This DTC is stored when there is an open or short circuit in the communication
line between the front sensors and the ECU, or when there is a malfunction in a
front sensor.
DTC No.
DTC Detection Condition
Trou ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Read the DTCs by following the directions on the Techstream screen.
HINT:
Refer to the Techstream operator's m ...
Operation Check
OPERATION CHECK
1. MALFUNCTION BUZZER
(a) Open circuit or frozen
(1) If an open circuit is detected between the ultrasonic sensors and the clearance
warning ECU assembly, if a sensor malfunction is detected or if a sensor is covered
with foreign matter, ...