Toyota Corolla Cross: System Description
SYSTEM DESCRIPTION
KEY REMINDER WARNING SYSTEM DESCRIPTION
(a) When the driver door is opened with the ignition switch off or ACC, this system causes a buzzer to sound in order to warn the driver that the key has not been removed.
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CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the key reminder warning system.
*: Use the GTS.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHOP
OPERATION CHECK CHECK FUNCTION (a) Check that the key reminder warning buzzer sounds.
(1) With the driver door closed, insert the key into the ignition key cylinder and then make sure that the ignit
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
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DESCRIPTION
This DTC is output when an open circuit or short occurs in the
communication line between a rear center ultrasonic sensor (RLC sensor) and the
rear corner ultrasonic sensor (RL sensor), or when a malfunction occurs in a rear
center ultrasonic sensor (RLC sensor) on the rear.
DIAGNOSTIC TROUBLE CODE CHART
Intuitive Parking Assist System
DTC No.
Detection Item
Link
C161504
Clearance Warning ECU System Internal Failure
C1AE187
Ultrasonic Sensor (Front Left Corner) Missin
