DESCRIPTION
The No. 1 ultrasonic sensor (front left sensor) is installed on the front bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor (front left sensor). If the No. 1 ultrasonic sensor (front left sensor) has an open circuit or other malfunction, it will not function normally.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
C1AE1 |
A malfunction of the No. 1 ultrasonic sensor (front 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 C1AE1 is output |
A |
DTC C1AE1 and C1AEC are output |
B |
No DTCs are output |
C |
B |
GO TO DTC (C1AEC) |
C |
USE SIMULATION METHOD TO CHECK |
|
2. |
REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR) |
(a) Replace the No. 1 ultrasonic sensor (front 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 C1AE1 is output |
A |
No DTCs are output |
B |
A |
REPLACE CLEARANCE WARNING ECU ASSEMBLY |
B |
END |
Intake System
Parts Location
PARTS LOCATION
ILLUSTRATION
System Diagram
SYSTEM DIAGRAM
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT INTAKE SYSTEM
HINT:
Perform "Inspection After Repair" after repairing vacuum leaks in the ...
Power Source Control ECU Malfunction (B2782)
DESCRIPTION
The power management control ECU controls the power supply to activate the steering
lock motor. This prevents the steering wheel from being locked while the vehicle
is moving.
DTC No.
DTC Detecting Condition
T ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is output during the DTC check, inspect the trouble areas listed
for that code. For details of the code, refer to "See page" in the DTC chart.
Inspect the fuses and relays before troub ...