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
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right wheel speed from the skid control ECU using CAN communication.
DTC No.
DTC ...
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Inspection
INSPECTION
PROCEDURE
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NOTICE:
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DESCRIPTION
HINT:
These DTCs indicate malfunctions relating to the primary circuit.
If DTC P0351 is output, check the No. 1 ignition coil circuit.
If DTC P0352 is output, check the No. 2 ignition coil circuit.
If DTC P0353 is output, c ...
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