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HOMESERVICE MANUALSNISSAN-DATSUN2024FRONTIER SL, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTENTERTAINMENT SYSTEMSAUDIO, VISUAL AND NAVIGATION SYSTEM (DTC/CIRCUIT DIAGNOSIS)DTC/CIRCUIT DIAGNOSISDTC B1309: SYSTEM ONDTC DIAGNOSIS PROCEDURE
2024 Nissan-Datsun Frontier SL, RWD

DTC Diagnosis Procedure

2024 Nissan-Datsun Frontier SL, RWDSECTION DTC Diagnosis Procedure
  1. DETERMINE MALFUNCTION TYPE 
    1. SYMBOL CONSULT
      1. Ignition switch ON.
      2. Ignition switch OFF and wait at least 30 seconds.
      3. Ignition switch ON and wait at least 30 seconds or more.
      4. Select "Self Diagnostic Result" mode of "MULTI AV".
      5. Check DTC.

    Is DTC B1309-11 or 12 detected?

    YES>>

    11 [GND-SHORT] - GO TO 2.

    YES>>

    12 [VB-SHOR] - GO TO 3.

    NO>>

    Refer to Intermittent Incident .

  2. CHECK AMP ON CIRCUIT FOR SHORT TO GROUND 
      1. Ignition switch OFF.
      2. Disconnect AV control unit connector and audio amp. connector.
      3. Check the continuity between AV control unit connector and ground.
        AV control unit - Continuity
        Connector Terminal
        M44 1 Ground No

    Is the inspection result normal?

    YES>>

    Replace AV control unit. Refer to Removal and Installation .

    NO>>

    Repair or replace harness or connectors.

  3. CHECK AMP ON CIRCUIT FOR SHORT TO POWER SUPPLY 
      1. Ignition switch OFF.
      2. Disconnect AV control unit connector and audio amp. connector.
      3. Ignition switch ON.
      4. Check the voltage between AV control unit connector and ground.
        (+) (-) Voltage (Approx.)
        AV control unit
        Connector Terminal
        M44 1 Ground 0 V

    Is the inspection result normal?

    YES>>

    Replace AV control unit. Refer to Removal and Installation .

    NO>>

    Repair or replace harness or connectors.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.