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Home >> Infiniti >> 2015 >> QX80 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (BOSE Audio With Navigation) (Diagnostic Trouble Codes (DTCS) U1207-B272C, Symptom Tests And R & I) >> DTC/Circuit Diagnosis >> DTC U1303: Led Power Supply Volt >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK INFRARED LED POWER SUPPLY CIRCUIT

    1. Turn ignition switch OFF.
    2. Disconnect around view monitor control unit connector and door mirror (passenger side) connector.
    3. Check continuity between around view monitor control unit harness connector and door mirror (passenger side) harness connector.
      Around view monitor control unit Door mirror (passenger side) Continuity
      Connector Terminals Connector Terminals
      M48 5 D23 4 Existed
    4. Check continuity between around view monitor control unit harness connector and ground.
      Around view monitor control unit Ground Continuity
      Connector Terminal
      M48 5 Not existed

    Is inspection result normal?

    YES 

    Replace around view monitor control unit. Refer to REMOVAL AND INSTALLATION .

    NO 

    Repair harness or connector.