Toyota Venza: Front Left Sensor Malfunction (C1AE1)
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
.gif)
).
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 | .gif) |
GO TO DTC (C1AEC) |
| C | |
USE SIMULATION METHOD TO CHECK |
|
.gif)
|
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 |
Rear Right Center Sensor Malfunction (C1AE8)
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 righ ...
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) ...
Other materials about Toyota Venza:
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The certification ECU (smart key ECU assembly) and ECM control the vehicle
engine immobiliser system functions. Engine immobiliser system data and Diagnostic
Trouble Codes (DTCs) can be read through the vehicle Data Li ...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR DOOR SCUFF PLATE
2. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP
3. REMOVE TONNEAU COVER ASSEMBLY (w/ Tonneau Cover)
4. REMOVE DECK BOARD ASSEMBLY
5. REMOVE NO. 3 DECK BOARD SUB-ASSEMBLY
6. REMOVE DECK S ...
Brake Warning Light Remains ON
DESCRIPTION
The skid control ECU is connected to the combination meter via CAN communication.
If any of the following is detected, the brake warning light remains on:
The skid control ECU connector is disconnected from the skid control
ECU.
T ...
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