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Home >> Lexus >> 2012 >> IS 250C Standard Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio / Video System (W/O Navigation) (Multi-Display) (Diagnostic Codes & Symptom Tests) >> AUDIO AND VISUAL SYSTEM (w/o Navigation System with Multi-display) >> DTC B15A0: LAN Master Malfunction; DTC B15AD: Navigation Processor Malfunction >> Description

DTC B15A0: LAN Master Malfunction; DTC B15AD: Navigation Processor Malfunction: Description

These DTCs are stored when a malfunction occurs in the display and navigation module display.

DTC No. DTC Detection Condition Trouble Area
B15A0 When either of the conditions below is met:
  • Bus malfunction
  • Sub-microprocessor malfunction
 Display and navigation module display
B15AD When either of the conditions below is met:
  • A short to ground, short to +B or open occurs in the gyro signal circuit
  • Gyro sensor malfunction
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