DESCRIPTION
The No. 1 ultrasonic sensor (rear left sensor) is installed on the rear bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor (rear left sensor). If the No. 1 ultrasonic sensor (rear left sensor) has an open circuit or other malfunction, it will not function normally.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
C1AE6 |
A malfunction of the No. 1 ultrasonic sensor (rear left sensor). |
|
CAUTION / NOTICE / HINT
NOTICE:
If DTCs are output after repairs, turn the engine switch on (IG) and turn the clearance sonar main switch on. Then clear the DTCs (See page ).
PROCEDURE
1. |
CHECK DTC OUTPUT |
(a) Check for DTCs (See page ).
Result |
Proceed to |
---|---|
Only DTC C1AE6 is output |
A |
DTC C1AE6 and C1AED are output |
B |
No DTCs are output |
C |
B |
GO TO DTC (C1AED) |
C |
USE SIMULATION METHOD TO CHECK |
|
2. |
REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT SENSOR) |
(a) Replace the No. 1 ultrasonic sensor (rear left sensor) with a known good one (See page ).
HINT:
All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle.
|
3. |
CHECK DTC OUTPUT |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
Result |
Proceed to |
---|---|
DTC C1AE6 is output |
A |
No DTCs are output |
B |
A |
REPLACE CLEARANCE WARNING ECU ASSEMBLY |
B |
END |
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ON-VEHICLE INSPECTION
PROCEDURE
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Detection Item
Symptom
Trouble Area
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