Vehicle Proximity Notification System

2025 Toyota Highlander XSESECTION Vehicle Proximity Notification System
VEHICLE PROXIMITY NOTIFICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Code Description
B1350 Speaker Circuit
U0129 Lost Communication with Brake System Control Module
U0140 Lost Communication with Body Control Module
U0293 Lost Communication with Hybrid/EV Powertrain Control Module
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.