Your Vehicle: 2009 Nissan-Datsun Altima V6-3.5L (VQ35DE)
 
Vehicle » A L L Diagnostic Trouble Codes ( DTC ) » Testing and Inspection » U Code Charts » U1244  
 
 
  U1244  
 

U1244 GPS ANTENNA

Description
Refer to See: Accessories and Optional Equipment\Entertainment Systems\Description and Operation\Multi AV System (Coupe)\System Description.

DTC Logic

DTC DETECTION LOGIC

  

Diagnosis Procedure
1.GPS ANTENNA CHECK
Inspect GPS antenna and antenna feeder for damage or poor connection.
Is the GPS antenna and feeder clean and undamaged?
YES >> GO TO 2
NO >> Repair or replace malfunctioning parts.
2.CHECK AV CONTROL UNIT VOLTAGE

  1. Turn ignition switch ON.

  

  1. Check voltage between AV control unit connector M90 terminal 73 and ground.

73 - Ground : Approx. 5V

Is the voltage reading as specified?
YES >> Replace GPS antenna. Refer to See: Accessories and Optional Equipment\Global Positioning System Antenna\Service and Repair.
NO >> Replace AV control unit. Refer to See: Accessories and Optional Equipment\Radio/Stereo\Service and Repair\Audio Unit\Bose Audio With Navigation.