Toyota Venza: Front Right Sensor Malfunction (C1AE4)
DESCRIPTION
The No. 1 ultrasonic sensor (front right sensor) is installed on the front bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor (front right sensor). If the No. 1 ultrasonic sensor (front right sensor) has an open circuit or other malfunction, it will not function normally.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
C1AE4 |
A malfunction of the No. 1 ultrasonic sensor (front right 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
.gif)
).
PROCEDURE
|
1. |
CHECK DTC OUTPUT |
(a) Check for DTCs (See page ).
|
Result |
Proceed to |
|---|---|
|
Only DTC C1AE4 is output |
A |
|
DTC C1AE4 and C1AEC are output |
B |
|
No DTCs are output |
C |
| B | .gif) |
GO TO DTC (C1AEC) |
| C | |
USE SIMULATION METHOD TO CHECK |
|
.gif)
|
2. |
REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT SENSOR) |
(a) Replace the No. 1 ultrasonic sensor (front right 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 C1AE4 is output |
A |
|
No DTCs are output |
B |
| A | |
REPLACE CLEARANCE WARNING ECU ASSEMBLY |
| B | |
END |
Rear Left Sensor Malfunction (C1AE6)
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) ...
Clearance Sonar Main Switch Circuit
DESCRIPTION
The back sonar or clearance sonar switch assembly is installed at the base of
the driver side of the instrument panel.
When the clearance sonar main switch is turned on, an on signal i ...
Other materials about Toyota Venza:
Removal
REMOVAL
PROCEDURE
1. DRAIN DIFFERENTIAL OIL
(a) Using a 10 mm hexagon wrench, remove the rear differential carrier
cover plug and gasket.
(b) Using a 10 mm hexagon wrench, remove the ...
Reassembly
REASSEMBLY
CAUTION / NOTICE / HINT
HINT:
Use an overhaul stand as necessary.
PROCEDURE
1. INSTALL DIFFERENTIAL RING GEAR
(a) Clean the contact surfaces of the rear differential case sub-assembly and
differential ring gear.
(b) Heat the differential ri ...
Installation
INSTALLATION
PROCEDURE
1. TEMPORARILY INSTALL REAR STABILIZER BAR BRACKET LH (for Front Side)
(a) Temporarily install the rear stabilizer bar bracket LH (front side)
with the bolt.
HINT:
Loosely tighten the bolt so that the bracket can ...
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