LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Land Rover >> 2020 >> Range Rover SVAutobiography Dynamic >> Repair and Diagnosis >> General Information >> Specifications Index >> Diagnostic Trouble Code Index DTC: Infotainment Master Controller/Infotainment Slave Controller (IMC/ISC) -- Range Rover/L405 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Infotainment Master/Slave Controller (IMC/ISC) (G2385771) >> DTC B14A5-13: BroadR-Reach Link - Amplifier (+) - Circuit open >> Action
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC B14A5-13: BroadR-Reach Link - Amplifier (+) - Circuit open: Action

NOTE: Do Not  replace the infotainment master controller or infotainment slave controller for this DTC alone
  1. Using the Jaguar Land Rover approved diagnostic equipment, perform routine - On Demand Self Test (0x0202) and read the Diagnostic Trouble Code(s). If the DTC is set go to step 2, if the DTC is no longer set go to step  3
  2. Refer to the appropriate system wiring diagrams and disconnect the audio amplifier module BroadR-Reach® circuit from the infotainment master controller and perform step 1. Check for audio amplifier module BroadR-Reach® open circuit DTC, if the DTC is set refer to the system wiring diagrams and check the audio amplifier module BroadR-Reach® circuit for open circuit, high resistance. Repair the wiring harness as necessary
  3. Using the Jaguar Land Rover approved diagnostic equipment, check the infotainment master controller software release notes to see if a repair is available and update the infotainment master controller. Clear the Diagnostic Trouble Code(s) and retest