Dtc B2415 Vehicle Speed Sensor Malfunction
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
CHECK FOR DTC
CHECK VEHICLE TYPE
CHECK FOR DTC (VEHICLE STABILITY CONTROL SYSTEM)
CHECK FOR DTC (ANTI-LOCK BRAKE SYSTEM)
DTC B2415 Vehicle Speed Sensor Malfunction
DESCRIPTION
The headlight swivel ECU receives signals indicating the front wheel speed from the skid control ECU using CAN communication.
DTC Code | DTC Detection Condition | Trouble Area |
B2415 | Malfunction in the vehicle speed sensor. | Vehicle stability control system (w/ VSC)
Anti-lock brake system (w/o VSC)
Headlight swivel ECU assembly
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WIRING DIAGRAM

INSPECTION PROCEDURE
First perform the communication function inspections in How to Proceed with Troubleshooting to confirm that there are no CAN communication malfunctions before troubleshooting this DTC.
After replacing the headlight swivel ECU, initialization of the ECU is necessary (except w/ Dynamic Headlight Auto Leveling) ().
Check for DTCs ().
- OK:
- DTC B2415 output does not occur.
OK | |
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USE SIMULATION METHOD TO CHECK ()
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Check the vehicle type.
ResultResult | Proceed to |
w/ VSC | A |
w/o VSC | B |
3.CHECK FOR DTC (VEHICLE STABILITY CONTROL SYSTEM) |
Check for DTCs ().
- OK:
- DTC output does not occur.
ResultResult | Proceed to |
OK (for LHD) | A |
OK (for RHD) | B |
NG | C |
| REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY ()
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| GO TO VEHICLE STABILITY CONTROL SYSTEM ()
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A | |
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REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY ()
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4.CHECK FOR DTC (ANTI-LOCK BRAKE SYSTEM) |
Check for DTCs ().
- OK:
- DTC output does not occur.
| GO TO ANTI-LOCK BRAKE SYSTEM ()
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OK | |
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REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY ()
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