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DTC: Rear Entertainment Module (Rem): DTC's

DTC Description Possible Causes Action
B1A00-44 Control Module - data memory failure
  • Rear entertainment control module - data memory failure
Refer to the warranty policy and procedures manual if a module is suspect
B1A00-98 Control Module - component or system over temperature
  • Rear entertainment control module, component or system over-temperature
Check the module and circuits. Refer to the electrical circuit diagrams. Clear the DTC and retest. Consider the atmospheric conditions before suspecting a module.
B1D50-79 Digital Disk Player - Mechanical linkage failure
  • Digital versatile disc (DVD) changer mechanical fault

    Error report from AiNet

Check for a mechanical fault (jammed magazine, etc). Rectify as necessary
B1D50-93 Digital Disk Player - No operation
  • Digital versatile disc (DVD) changer is not responding
  • Communication error between the main and DVD microprocessors

    No response from AiNet

Refer to the electrical circuit diagrams and check the AiNet circuits. Rectify as necessary
B1D50-98 Digital Disk Player - Component or system over temperature
  • A high temperature condition has been detected
Check the installation of the DVD module. Make sure there is sufficient airflow. Clear the DTC and retest. Consider the atmospheric conditions before suspecting a module
B1D81-93 Rear Left Display Module - No operation
  • Left-hand rear display is not responding
  • Communication error between the main and left-hand display microprocessors
  • No response from the IS bus
Check the IS bus circuits. Refer to the electrical circuit diagrams
B1D81-98 Rear Left Display Module - Component or system over temperature
  • A high temperature condition has been detected
Clear the DTC and retest. Consider the atmospheric conditions before suspecting a module
B1D82-93 Rear Right Display Module - No operation
  • Right-hand rear display is not responding
  • Communication error between the main and right-hand display microprocessors
  • No response from the IS bus
Check the IS bus circuits. Refer to the electrical circuit diagrams
B1D82-98 Rear Right Display Module - Component or system over temperature
  • A high temperature condition has been detected
Clear the DTC and retest. Consider the atmospheric conditions before suspecting a module
B1D83-93 Center Display Module - no operation
  • Center display is not responding
  • Communication error between the main and center display microprocessors
  • No response from the IS bus
Check the center display and IS bus circuits. Refer to the electrical circuit diagrams
B1D83-98 Center Display Module - component or system over temperature
  • A high temperature condition has been detected
Clear the DTC and retest. Consider the atmospheric conditions before suspecting a module
U1A03-55 Car Config Parameter - Not configured
  • Rear entertainment module (REM) not configured
Where available, configure the module using the approved diagnostic system
U1A17-31 Incomplete MOST Ring Reported By REM - No signal
  • No signal from the rear entertainment module (REM)
  • Fibre optic ring break condition reported
Carry out the general media orientated system transport (MOST) test. Refer to the Network Communications section of the workshop manual and in the approved diagnostic system, where available
U1A33-4A Lost Communication With ACM - incorrect component installed
  • Lost communication with the Audio Control Module (ACM) - incorrect component installed
  • The security of the Media Orientated System Transport (MOST) network prevents the unauthorized addition of a module to the system
Configure the network to accept the module using the approved diagnostic system