LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different car >> Section 116 (Navigation System (2019-Early 2023) - Diagnostic Codes (1 Of 2)) >> Navigation System >> DTC B15AD: Navigation Processor Malfunction [06/2018 - 11/2022] >> Description

DTC B15AD: Navigation Processor Malfunction [06/2018 - 11/2022]: Description

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2023 Toyota GR Corolla, 2023 Toyota Corolla, 2022 Toyota Corolla, 2021 Toyota Corolla, and 2020 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

These DTCs are stored when a malfunction occurs in the navigation ECU.

DTC No. Detection Item DTC Detection Condition Trouble Area
B15AD Navigation Processor Malfunction When either condition below is met:
  • A short to ground, short to +B or open occurs in the gyro signal circuit
  • Gyro sensor malfunction
Navigation ECU