Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
The cost to diagnose the B15D3 Toyota code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
The Navigation Receiver Assembly and Stereo Component Amplifier Assembly are connected by the AVC-LAN communication line. When an AVC-LAN communication error occurs between the Navigation Receiver Assembly and Stereo Component Amplifier Assembly, the Diagnostic Trouble Code (DTC) will be stored.
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