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Navigation Control Module (NAV): DTCs

NAVIGATION CONTROL MODULE (NAV) DTCs

DTC Description Possible Causes Action
B100F-25 Video Input "B" - Signal shape/waveform failure
  • Rear proximity camera video input disconnected
  • Camera malfunction
  • Check the video signal connection and whether it is being broadcasted. Where available, configure the rear / proximity cameras using the approved diagnostic system. Check whether the rear / proximity cameras are broadcasting an image by entering touch screen diagnostics selecting 'Video Input Test' then press 'Rear View / Proximity Camera'. Check whether a clear image is displayed. Refer to the electrical circuit diagrams and check the video signal circuit between the rear / proximity cameras and the Camera Control Module
  • If the problem persists, renew the camera or cameras. Clear the DTC and perform an on demand self test
B1010-25 Video Input "C" - Signal shape/waveform failure
  • Television/Rear seat entertainment video input disconnected
  • TV/DVD malfunction
  • Check the video signal connection and whether it is being broadcasted. Where available, configure the TV or DVD using the manufacturers approved diagnostic system. Check whether the TV or Rear Seat Entertainment Module (RSE) is broadcasting an image by entering diagnostics selecting 'Video Input Test' then press 'TV/DVD'. Check whether a clear image is displayed. Refer to the electrical circuit diagrams and check the video signal circuit from the TV or Rear Seat Entertainment (RSE) module
  • If the problem persists, renew the Television or Rear Seat Entertainment Module (RSE) or DVD module. Refer to the Warranty Policy and Procedures information, or determine if any prior approval program is in operation, prior to the installation of a new module/component
B108E-14 Display - Circuit short to ground or open
  • Internal display circuit short circuit to ground, open circuit
  • Clear the DTC, switch off the ignition and allow sufficient time for the infotainment relay to power down. If the DTC persists contact Dealer Technical Support (DTS)
B108E-17 Display - Circuit voltage above threshold
  • Internal display circuit short circuit to ground, open circuit
  • Clear the DTC, switch off the ignition and allow sufficient time for the infotainment relay to power down. If the DTC persists contact Dealer Technical Support (DTS)
B108E-1C Display - Circuit voltage out of range
  • Internal display circuit short circuit to ground, open circuit
  • Clear the DTC, switch off the ignition and allow sufficient time for the infotainment relay to power down. If the DTC persists contact Dealer Technical Support (DTS)
B108E-87 Display- missing message
  • Display communication failure
  • Clear the DTC and switch off the ignition. Allow sufficient time for the infotainment relay to power down and retest. If DTC persists reprogram the Front Entertainment Module (FEM)
B108E-88 Display - Bus off
  • Bus off
  • Front Entertainment Module (FEM) internal failure
  • Clear the DTC and switch off the ignition. Allow sufficient time for the infotainment relay to power down and retest. If DTC persists renew the Front Entertainment Module (FEM). Refer to the Warranty Policy and Procedures information, or determine if any prior approval program is in operation, prior to the installation of a new module/component
B119F-11 GPS Antenna - Circuit short to ground
  • Global Positioning System (GPS) antenna circuit short circuit to ground
  • Check the global positioning system (GPS) [blue] connector to the Front Entertainment Module (FEM) for security and integrity. Check that the GPS antenna is not damaged. Refer to the electrical circuit diagrams and check the circuit between the GPS antenna and the Front Entertainment Module (FEM). Test the GPS outside in open space for more than 2 minutes after power on. Enter touch screen diagnostics and select 'Next', 'Vehicle Information' then 'GPS Information'. Check that HDOP is less than 5 and GPS satellites show more than 4 'P's
B119F-13 GPS Antenna - Circuit open
  • Antenna circuit open circuit
  • Antenna not connected
  • Check the global positioning system (GPS) [blue] connector to the Front Entertainment Module (FEM) for security and integrity. Check that the GPS antenna is not damaged. Refer to the electrical circuit diagrams and check the circuit between the GPS antenna and the Front Entertainment Module (FEM). Test the GPS outside in open space for more than 2 minutes after power on. Enter touch screen diagnostics and select 'Next', 'Vehicle Information' then 'GPS Information'. Check that HDOP is less than 5 and GPS satellites show more than 4 'P's
B11A3-49 Gyroscope - Internal electronic failure
  • Internal gyroscope failure
  • Enter touch screen diagnostics and select 'Next', 'Vehicle information' then 'Vehicle sensor'. Check that the Gyro sensor voltage is around 2500mV when stationary, but changes along the bearing when the car is moving while turning the steering wheel. If the Gyro sensor voltage or bearing does not change when the car is moving while turning the steering wheel renew the Front Entertainment Module (FEM). Refer to the Warranty Policy and Procedures information, or determine if any prior approval program is in operation, prior to the installation of a new module/component
B121B-13 Keypad Input Switch - Circuit open
  • Touch screen display input key circuit open circuit
  • Touch screen display input key fault
  • Check whether the input keys are working by entering the touch screen diagnostics and selecting 'Hard Key Test'. If one or more of the input keys do not respond (except audio off) renew the Front Entertainment Module. Refer to the Warranty Policy and Procedures information, or determine if any prior approval program is in operation, prior to the installation of a new module/component
B121C-13 Hard Drive - Circuit open
  • Module internal hard drive open circuit/not connected
  • Check whether the Hard Drive is connected by entering the touch screen diagnostics selecting 'Next' then 'HDD Information'. Check that the hard drive serial number, operating time and model name appear. If the SMART test fails 'NG' renew the Front Entertainment Module (FEM). Refer to the Warranty Policy and Procedures information, or determine if any prior approval program is in operation, prior to the installation of a new module/component
B121C-44 Hard Drive - Data memory failure
  • internal hard drive data memory failure
  • Check whether the Hard Drive is connected by entering the touch screen diagnostics selecting 'Next' then 'HDD Information'. Check that the hard drive serial number, operating time and model name appear. If the SMART test fails 'NG' renew the Front Entertainment Module (FEM). Refer to the Warranty Policy and Procedures information, or determine if any prior approval program is in operation, prior to the installation of a new module/component
B1D56-14 Antenna #3 - Circuit short to ground or open
  • Vehicle Information and Communication Antenna (VICS) disconnected
  • Vehicle Information and Communication Antenna (VICS) circuit short circuit to ground, open circuit
  • Enter touch screen diagnostics and select 'Next', 'Vehicle information', 'VICS' then 'Radio Wave Beacon' and 'Infrared beacon'. Check that Time and Beacon number data are shown. Check that the Vehicle Information and Communication System (VICS) antenna or circuit is not damaged
  • Refer to the electrical circuit diagrams and check the circuit between the Vehicle Information and Communication System (VICS) antenna and the Front Entertainment Module (FEM) for short to ground, open circuit
U1A01-56 Communication Link -Invalid/incomplete configuration
  • Internal communication failure
  • Clear the DTC, switch off the ignition and allow sufficient time for the infotainment relay to power down. If the DTC persists reprogram the Front Entertainment Module (FEM)
  • If DTC still persists renew the Front Entertainment Module. Refer to the Warranty Policy and Procedures information, or determine if any prior approval program is in operation, prior to the installation of a new module/component
U1A4B-82 Control Module Processor B - Alive/sequence counter incorrect/not updated
  • Internal communication failure
  • Clear the DTC, switch off the ignition and allow sufficient time for the infotainment relay to power down. Enter touch screen diagnostics and select 'Configurations'. Check that the vehicle type is displayed and the sub CPU SW version are shown. If the DTC persists reprogram the Front Entertainment Module (FEM). Refer to the Warranty Policy and Procedures information, or determine if any prior approval program is in operation, prior to the installation of a new module/component
U1A4B-87 Control Module Processor B - Missing message
  • Internal communication failure
  • Clear the DTC, switch off the ignition and allow sufficient time for the infotainment relay to power down. Re-configure the Front Entertainment Module (FEM) using the manufacturers approved diagnostic system
  • If DTC persists renew the Front Entertainment Module (FEM). Refer to the Warranty Policy and Procedures information, or determine if any prior approval program is in operation, prior to the installation of a new module/component
U2005-62 Vehicle Speed - Signal compare failure
  • Vehicle speed and calculated GPS system vehicle speed mismatch
  • Vehicle speed signal circuit between Anti-Lock Braking (ABS) Module and Navigation System Module (NAV) short to ground, short to power
  • Check the Anti-Lock Braking (ABS) Module connector and wiring harness. using the manufacturer approved diagnostic system, enter diagnostics and select 'Vehicle Signals'. Check that the vehicle speeds both increase when the car is moving
  • Refer to the electrical circuit diagrams and check vehicle speed signal circuit between the Anti-Lock Braking (ABS) Module and Navigation System Module (NAV) for short to ground, short to power, open circuit
U2101-00 Control Module Configuration Incompatible - No sub type information
  • Car Configuration File (CCF) parameter mismatch
  • Invalid/incomplete configuration
  • Enter touch screen diagnostics and select 'Self Test' and wait for the test results to complete. The Car Configuration File (CCF) mismatch parameter(s) will be listed in the description with DTC 'U210100'. The Car Configuration File (CCF) parameters values for Brand, HLDF, MMMType, Navigation, MMMJapan, MMMFitted, MMMVariant, NavRegion, MMM3, VICS, GPSReceiver, Intercom, ParkingAidDisplay, HandOfDrive or AmbientLight can be found by entering the touch screen diagnostics 'Vehicle Configurations' and pressing 'Next' until the parameter is shown. Contact Dealer Technical Support (DTS) reporting the Car Configuration (CCF) parameter name and value
  • Contact dealer technical support to assist in re-configuring the Car Configuration File (CCF) using the manufacturers approved diagnostic system. Clear the DTC, switch off the ignition and allow sufficient time for the infotainment relay to power down
U2101-4A Control Module Configuration Incompatible - Incorrect component installed
  • Navigation map license mismatch
  • Invalid/incomplete configuration
  • If the map screen is not shown after entering diagnostics and pressing 'I Agree' then start routine 0x6024 'Update Map Configuration' with option 0x03. Allow 30 seconds for the routine to complete before entering the map screen. If a map screen is still not shown Contact Dealer Technical Support (DTS)
  • Enter the navigation menu and select 'Map changer'. Check that the map regions match the Front Entertainment Module market. The Car Configuration File parameters values for MapConfiguration can be found by entering the touch screen diagnostics 'Vehicle Configurations' and pressing 'Next' until the parameter is shown. Contact Dealer Technical Support (DTS) to assist in re-configuring the Car Configuration File (CCF) for the map market using the manufacturers approved diagnostic system. Clear the DTC, switch off the ignition and allow sufficient time for the infotainment relay to power down
U210A-85 Temperature Sensor - signal above allowable range
  • Front Entertainment Module (FEM) over temperature
  • Interior cabin over heating
  • Cool the vehicle interior down by ensuring it is in the shade and have the A/C on cool. Enter touch screen diagnostics and select 'Vehicle Signals'. Check the Media Orientated System Transport (MOST) FOT temperature
  • When cool, clear the DTC and retest
U3003-17 Battery Voltage - Circuit voltage above threshold
  • Battery voltage above 16 volts
  • Check vehicle battery and charging system. Refer to the relevant instructions in the workshop information. Refer to the electrical circuit diagrams and check the power supply circuits to the module