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Home >> Infiniti >> 2017 >> Q60 Base, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (INFINITI INTOUCH) (Introduction, Wiring Diagrams, Basic Inspection) And DTC/Circuit Diagnosis (1 Of 2) >> System Description >> Diagnosis System (Display Control Unit) >> On Board Diagnosis Function >> Self-Diagnosis Results >> Only Unit Part Is Displayed In Red.
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Only Unit Part Is Displayed In Red.

Screen Switch Description Possible Malfunction Location / Action To Take
DCU Malfunction is detected in Display Control Unit power supply and ground circuits. Check Display Control Unit power supply and ground circuits.
Refer to DIAGNOSIS PROCEDURE .
When detecting no malfunction in those components, replace Display Control Unit.
Refer to REMOVAL AND INSTALLATION .
Audio Head Unit Malfunction is detected in AV Control Unit power supply and ground circuits. Check AV Control Unit power supply and ground circuits.
Refer to DIAGNOSIS PROCEDURE .
When detecting no malfunction in those components, replace AV Control Unit.
Refer to REMOVAL AND INSTALLATION .
Navigation unit Malfunction is detected in NAVI Control Unit power supply and ground circuits. Check NAVI Control Unit power supply and ground circuits.
Refer to DIAGNOSIS PROCEDURE .
When detecting no malfunction in those components, replace NAVI Control Unit.
Refer to REMOVAL AND INSTALLATION .
BOSE® Amp. When either one of the following items are detected:
  • Sound signal circuits between BOSE Amp. and each speaker are malfunctioning.
  • Sound signal circuits between BOSE Amp. and either front or rear Microphone is malfunctioning.
  • BOSE Amp. malfunction is detected.
  • Malfunctioning speaker circuits.
  • Malfunctioning front or rear Microphone circuits.
  • Replace BOSE Amp. Refer to REMOVAL AND INSTALLATION .
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