DESCRIPTION
The No. 1 ultrasonic sensor (rear right center sensor) is installed on the rear bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor (rear right center sensor). If the No. 1 ultrasonic sensor (rear right center sensor) has an open circuit or other malfunction, it will not function normally.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
C1AE8 |
A malfunction of the No. 1 ultrasonic sensor (rear right center 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 C1AE8 is output |
A |
DTC C1AE8 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 RIGHT CENTER SENSOR) |
(a) Replace the No. 1 ultrasonic sensor (rear right center 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 C1AE8 is output |
A |
No DTCs are output |
B |
A | ![]() |
REPLACE CLEARANCE WARNING ECU ASSEMBLY |
B | ![]() |
END |
Engine Control System Malfunction (C1201/51)
DESCRIPTION
If a malfunction in the engine control system is detected, the operations of
VSC and TRAC are prohibited by the fail-safe function. When the signals from the
engine are input normally, the fail-safe is cancelled and the DTC is not stored.
...
Parking Brake Switch Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) detects the condition
of the parking brake switch.
WIRING DIAGRAM
PROCEDURE
1.
READ VALUE USING TECHSTREAM
(a) Connect the Techstream to the DLC3.
(b) ...
Front Door Courtesy Switch
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT COURTESY LIGHT SWITCH
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Switch C ...