C1A4A

CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: C1A4A: Skid Control Buzzer Circuit

DTC C1A4A - Skid Control Buzzer Circuit

DESCRIPTION

The driving support ECU sends a sounding signal to the skid control ECU to sound the skid control buzzer.






INSPECTION PROCEDURE

PROCEDURE

1. PERFORM ACTIVE TEST USING TECHSTREAM (SKID CONTROL BUZZER)
(a) Enter the following menus: Chassis / ABS/VSC/TRAC / Active Test.
(b) Select "Buzzer", and perform the Active Test.
OK:
Skid control buzzer sounds.
NG -- GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM
OK -- REPLACE DRIVING SUPPORT ECU