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Home >> Lexus >> 2020 >> ES 300h Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 213 (Navigation System (Except Hybrid) - Diagnostic Codes (1 Of 2)) >> NAVIGATION SYSTEM (for Gasoline Model) >> DTC B1551: HD Radio Tuner Malfunction; DTC B15A0: LAN Master Malfunction; DTC B15B3: Radio Tuner Malfunction; DTC B15B4: CD Changer Malfunction; DTC B15B5: DVD Changer Malfunction; DTC B15B7: Bluetooth Module Malfunction; DTC B15BA: XM Tuner Malfunction; DTC B15F9: UART Communication Malfunction(for A/C) [06/2018 - 09/2022] >> Description

DTC B1551: HD Radio Tuner Malfunction; DTC B15A0: LAN Master Malfunction; DTC B15B3: Radio Tuner Malfunction; DTC B15B4: CD Changer Malfunction; DTC B15B5: DVD Changer Malfunction; DTC B15B7: Bluetooth Module Malfunction; DTC B15BA: XM Tuner Malfunction; DTC B15F9: UART Communication Malfunction(for A/C) [06/2018 - 09/2022]: Description

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2022 Lexus ES 350, 2022 Lexus ES 250, 2021 Lexus ES 350, 2021 Lexus ES 250, and 2020 Lexus ES 350. 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 radio receiver assembly

DTC No. Detection Item DTC Detection Condition Trouble Area
B1551 HD Radio Tuner Malfunction When any of the following conditions is met:
  • "HD Radio" tuner decoder malfunction
  • "HD Radio" tuner audio output section malfunction
  • "HD Radio" tuner decoder RF/IF malfunction
 Radio receiver assembly
B15A0 LAN Master Malfunction When either of the following conditions is met:
  • Bus malfunction
  • EEPROM error
 Radio receiver assembly
B15B3 Radio Tuner Malfunction When any of the following conditions is met:
  • AM tuner PLL is unlocked
  • FM tuner PLL is unlocked
  • Tuner malfunction
 Radio receiver assembly
B15B4 CD Changer Malfunction When any of the following conditions is met:
  • Mechanism drive signal malfunction
  • Load/Eject malfunction
  • Read mechanism malfunction
  • Mechanical malfunction
 Radio receiver assembly
B15B5 DVD Changer Malfunction When any of the following conditions is met:
  • Mechanism drive signal malfunction
  • Load/Eject malfunction
  • Read mechanism malfunction
  • Mechanical malfunction
 Radio receiver assembly
B15B7 Bluetooth Module Malfunction "Bluetooth" module malfunction Radio receiver assembly
B15BA XM Tuner Malfunction When either of the following conditions is met:
  • Internal IC malfunction
  • Tuner malfunction
 Radio receiver assembly
B15F9 UART Communication Malfunction(for A/C) When either of the following conditions is met:
  • Open in UART communication line is detected during radio receiver assembly startup routine
  • Open in UART communication line is detected based on communication error
 Radio receiver assembly
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