DESCRIPTION
The No. 1 ultrasonic sensor (rear corner sensor RH) is installed on the rear bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor (rear corner sensor RH). If the No. 1 ultrasonic sensor (rear corner sensor RH) has an open circuit or other malfunction, it will not function normally.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
C1AE9 |
A malfunction of the No. 1 ultrasonic sensor (rear corner 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 C1AE9 is output |
A |
|
DTC C1AE9 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 CORNER SENSOR RH) |
(a) Replace the No. 1 ultrasonic sensor (rear corner 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 C1AE9 is output |
NG |
| OK | |
END (REAR CORNER SENSOR RH WAS DEFECTIVE) |
| NG | |
REPLACE CLEARANCE WARNING ECU ASSEMBLY |
Rear Right Center Sensor Malfunction (C1AE8)
Rear Left Sensor Malfunction (C1AE6)Theft Deterrent System is not Unset when Engine is Running
DESCRIPTION
The theft deterrent system is unset when the IG signal and engine speed signal
are input to the main body ECU (multiplex network body ECU) for 2 seconds or more
continuously.
The engine speed signal is sent from the ECM to the main body ECU (multiplex
network body ECU). For this ...
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSION
(a) The type of ignition switch used on this model differs depending on the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine S ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FUEL PUMP ASSEMBLY
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
1 - 2
20°C (68°F)
0.45 to 0 ...