LEMON Manuals: Even more car manuals for everyone
Home >> Mazda >> 2021 >> CX-9 Signature >> Repair and Diagnosis >> External Pages >> Different car >> Section 69 (Symptom Troubleshooting - Entertainment System - With Center Display) >> Image Not Output In All Modes [Entertainment System [With Center Display]] >> Notes

Image Not Output In All Modes [Entertainment System [With Center Display]]: Notes

WARNING: This page is about a different car, the 2017 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.
IMAGE NOT OUTPUT IN ALL MODES (ENTERTAINMENT SYSTEM - WITH CENTER DISPLAY) DESCRIPTION AND POSSIBLE CAUSES

Description IMAGE NOT OUTPUT IN ALL MODES
Image is not output in center display even if any mode is selected
Possible Causes
  • Center display setting is off
  • Center display B+ power supply circuit malfunction (DTC B108E:1C is stored in connectivity master unit (CMU))
  • Center display ACC power supply circuit malfunction (DTC B108E:1C is stored in connectivity master unit (CMU))
  • Connectivity master unit (CMU) B+ power supply circuit malfunction (DTC U3003:16 is stored in connectivity master unit (CMU))
  • Connectivity master unit (CMU) ACC power supply circuit malfunction(DTC U3003:16 is stored in connectivity master unit (CMU))
  • Open or short circuit in wiring harness between the following terminals: (B108E:06 is stored in connectivity master unit (CMU))
    • Connectivity master unit (CMU) terminal 3B and center display terminal 2B
      • Connectivity master unit (CMU) terminal 3D and center display terminal 2D
  • Connector poor contact or terminal damage
  • Open circuit in wiring harness between center display terminal 1B and body ground
  • Open circuit in wiring harness between connectivity master unit (CMU) terminal 2L, 2D, 2C and body ground
  • Center display malfunction
  • Connectivity master unit (CMU) malfunction
System Wiring Diagram
G11432859