Nissan Altima 2007-2012 Service Manual: U1244 GPS antenna
Description
Refer to AV-240, "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.
2. Check voltage between AV control unit connector M90 terminal 73 and ground.
Is the voltage reading as specified? YES >> Replace GPS antenna. Refer to AV-447, "Removal and Installation".
NO >> Replace AV control unit. Refer to AV-437, "Removal and Installation".
U1220 AV control unit
Description
Refer to AV-240, "System Description".
DTC Logic
DTC DETECTION LOGIC
...
U124C CD changer
Description
Refer to AV-240, "System Description".
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK CD CHANGER POWER SUPPLY AND GROUND CIRCUIT
Check CD changer power sup ...
Other materials:
Evaporative emission system
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*1: ECM determines the start signal status by the signals of engine speed and
battery voltage.
*2: This signal is sent to the ECM via the CAN communication line.
SYSTEM DESCRIPTION
The evaporative emission system is used to ...
Intermittents incident
Inspection Procedure
INTERMITTENT TROUBLE
An intermittent incident may have occured in the past but is not being
detected currently. This DTC will not be
detected on SELF DIAG [CURRENT], but may be viewed on SELF DIAG [PAST] using
CONSULT-III.
Trouble Diagnosis with CONSULT-III
DIAGNOSTIC P ...
Settings
The setting mode allows you to change the information
displayed in the vehicle information display:
● Driver Assistance (if so equipped)
● Main Menu Selection
● Body Color
● Maintenance
● Alarms
● Vehicle Settings
● Language
● Unit
● We ...