DESCRIPTION
The No. 1 ultrasonic sensor (rear center sensor RH) is installed on the rear bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor (rear center sensor RH). If the No. 1 ultrasonic sensor (rear center sensor RH) 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 center sensor RH). |
|
CAUTION / NOTICE / HINT
NOTICE:
If DTCs are output after repairs, turn the ignition switch to ON and turn the
back sonar or clearance sonar switch assembly 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 CENTER SENSOR RH) |
(a) Replace the No. 1 ultrasonic sensor (rear center sensor RH) 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 |
---|---|
No DTCs are output |
OK |
DTC C1AE8 is output |
NG |
OK | ![]() |
END (REAR CENTER SENSOR RH WAS DEFECTIVE) |
NG | ![]() |
REPLACE CLEARANCE WARNING ECU ASSEMBLY |
Terminals Of Ecu
TERMINALS OF ECU
CHECK ECM
HINT:
The standard voltage, resistance and waveform between each pair of the ECM terminals
is shown in the table below. The appropriate conditions for checking each pair of
the terminals is also indicated. The result of checks should be compared with the
standar ...
Cellular Phone Registration Failure
PROCEDURE
1.
CHECK USAGE CONDITION
(a) Check that the vehicle and cellular phone meet the following conditions:
NOTICE:
If changing cellular phone settings, updating software, etc. is necessary, make
sure to obtain the permission of the customer before performin ...
Customize Parameters
CUSTOMIZE PARAMETERS
PROCEDURE
1. CUSTOMIZE POWER WINDOW CONTROL SYSTEM
HINT:
The following items can be customized.
NOTICE:
When the customer requests a change in a function, first make sure that
the function can be customized.
Record the current settings before customizing.
...