LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Land Rover >> 2010 >> LR4 Base >> Repair and Diagnosis (Single Page) >> Quick Lookups >> DTC Index >> DTC Index & General Information (1 Of 3) >> General Information >> Description & Operation >> DTC: Digital Audio Control Module C (DACMC) >> Digital Audio Control Module C (DACMC) >> DTC's
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Digital Audio Control Module C (DACMC): DTC's

DTC Description Possible Causes Action
B1A56-02 Antenna - General signal failure
  • Antenna general signal failure
Renew the diversity antenna amplifier
B1A56-11 Antenna - Circuit short to ground
  • Diversity antenna amplifier circuit short to ground
Refer to the electrical guides and check the diversity antenna amplifier circuit and the antenna for short circuit to ground
B1A56-12 Antenna - Circuit short to battery
  • Diversity antenna amplifier circuit short to power
Refer to the electrical guides and check the diversity antenna amplifier circuit and the antenna for short circuit to power
B1A56-13 Antenna - Circuit open
  • Diversity antenna amplifier circuit open circuit
Refer to the electrical guides and check the diversity antenna amplifier circuit and the antenna for open circuit
U200D-14 Control Module Output Power A - Circuit short to ground or open
  • Diversity antenna amplifier power supply circuit short to ground or open circuit
Refer to the electrical guides and check the diversity antenna amplifier power circuit
U3000-04 Control Module - System internal failures
  • Diversity antenna amplifier internal failure
Renew the amplifier module
U3000-4A Control Module - Incorrect component installed
  • Diversity antenna amplifier internal incorrect component installed
  • The module has been installed to a vehicle not configured to accept it
Using the manufacturer approved diagnostic system select the vehicle configuration main menu, select configure existing modules menu and program the module
U3000-55 Control Module - Not configured
  • Diversity antenna amplifier not configured correctly
Using the manufacturer approved diagnostic system select the vehicle configuration main menu, select configure existing modules menu and program the module
U3000-87 Control Module - Missing message
  • Missing message
Using the manufacturer approved diagnostic system select the vehicle configuration main menu, select configure existing modules menu and program the module
U3000-98 Control Module - Component or system over temperature
  • Diversity antenna amplifier component or system over temperature
Consider moving the amplifier mounting position to prevent unit overheating. Cool the vehicle interior down by ensuring it is in the shade and have the A/C on cool. When cool, clear the DTC and retest. If the problem persists, renew the amplifier module