Nissan Maxima Service and Repair Manual: U1244 GPS antenna

DTC Logic

Nissan Maxima. U1244 GPS ANTENNA

Diagnosis Procedure

1.GPS ANTENNA CHECK

Inspect GPS antenna and antenna feeder for damage or poor connection.

2.CHECK AV CONTROL UNIT VOLTAGE

Nissan Maxima. CHECK AV CONTROL UNIT VOLTAGE

  1. Turn ignition switch ON.
  2. Check voltage between AV control unit connector M165 terminal 105 and ground.

Nissan Maxima. CHECK AV CONTROL UNIT VOLTAGE

    U1243 display unit
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    U1263 USB
    DTC Logic Diagnosis Procedure 1.CHECK USB HARNESS Visually check USB harness. ...

    Other materials:

    Manual operation (if so equipped)
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    A-bag branch line circuit
    Diagnosis Procedure WARNING: Always observe the following items for preventing accidental activation. Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes or more. (To discharge backup capacitor.) Never use unspecified tester or other measu ...

    P0138, P0158 HO2S2
    Description The heated oxygen sensor 2, after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. Even if switching characteristics of the air fuel ratio (A/F) sensor 1 are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal ...

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