Toyota Venza: Height Control Sensor Malfunction (B2416)
DESCRIPTION
The DTC is stored when the headlight leveling ECU assembly detects malfunctions in the rear height control sensor sub-assembly RH power source or rear height control sensor sub-assembly RH.
|
DTC No. |
DTC Detecting Condition |
Trouble Area |
|---|---|---|
|
B2416 |
|
|
WIRING DIAGRAM
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CAUTION / NOTICE / HINT
NOTICE:
If either of the following is performed, initialization of the headlight leveling
ECU assembly is necessary (See page .gif)
).
- Replacement of the headlight leveling ECU assembly.
- Replacement or removal/installation of the rear height control sensor sub-assembly RH or work that changes the vehicle height such as replacement of suspension components.
PROCEDURE
|
1. |
CHECK FOR DTC |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
OK:
DTC B2416 is not output.
| OK | .gif) |
USE SIMULATION METHOD TO CHECK |
|
.gif)
|
2. |
READ VALUE USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / HL Auto Leveling / Data List.
(e) Read the display on the Techstream.
HL Auto Leveling|
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
|---|---|---|---|
|
Height Sens Pw Supply Val |
Height control sensor power supply value / 0.00 to 5.00 V |
Approx. 5 V |
- |
OK:
Normal condition listed above is displayed.
| OK | |
REPLACE HEADLIGHT LEVELING ECU ASSEMBLY |
|
|
3. |
INSPECT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY RH |
(a) Remove the rear height control sensor sub-assembly RH (See page
).
(b) Inspect the rear height control sensor sub-assembly RH (See page
).
| NG | |
REPLACE REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY RH |
|
|
4. |
CHECK HARNESS AND CONNECTOR (HEADLIGHT LEVELING ECU ASSEMBLY - HEIGHT CONTROL SENSOR RH) |
(a) Disconnect the A40 headlight leveling ECU assembly connector.
(b) Disconnect the N1 rear height control sensor sub-assembly RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
A40-12 (SBR) - N1-3 (SHB) |
Always |
Below 1 Ω |
|
A40-21 (SGR) - N1-1 (SHG) |
Always |
Below 1 Ω |
|
A40-12 (SBR) - Body ground |
Always |
10 kΩ or higher |
|
A40-21 (SGR) - Body ground |
Always |
10 kΩ or higher |
| OK | |
REPLACE HEADLIGHT LEVELING ECU ASSEMBLY |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Rear Height Control Sensor (B241A)
DESCRIPTION
The headlight leveling ECU assembly receives signals indicating the height of
the vehicle from the rear height control sensor sub-assembly RH.
DTC No.
DTC Detecti ...
Vehicle Speed Sensor Malfunction (B2415)
DESCRIPTION
The AFS ECU (headlight swivel ECU assembly) receives signals indicating the front
right wheel speed from the skid control ECU using CAN communication.
DTC No.
DTC ...
Other materials about Toyota Venza:
Installation
INSTALLATION
PROCEDURE
1. INSTALL YAW RATE AND ACCELERATION SENSOR
(a) Install the yaw rate and acceleration sensor to the bracket with
the 2 nuts.
Torque:
5.0 N·m {51 kgf·cm, 44 in·lbf}
...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The procedure listed below is for the LH side.
PROCEDURE
1. INSTALL POWER WINDOW REGULATOR SWITCH ASSEMBLY
(a) Engage the 2 claws ...
Canceling the power back door system (vehicles with power back door)
Turn the main switch to disable the power back door system.
1. Inoperative
2. Operative
The back door cannot be operated even with the wireless remote control or power
back door switch.
A buzzer will sound twice if the power back door switch is pressed ...
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