Altima 2007-2009

2.5L L4 VIN - Std 16

Print

Trouble Code: U029A-123



Battery Observation Communication Circuit Malfunction

Possible Causes:



Wire harness or connector
 
Hybrid vehicle control ECU
 
Battery smart unit
 

Trouble Code: U0400



Invalid Data Received from Hybrid vehicle Control ECU (Hybrid)

Possible Causes:



Harness or connectors
 
- HEV SYSTEM CAN communication line is open or shorted
 
ECM
 
HV ECU
 

Trouble Code: U0415



Vehicle Speed Signal

Possible Causes:



ABS actuator and electric unit (control unit)
 
BCM
 

Trouble Code: U0418



Invalid Data Received from Brake ECU (Hybrid)

Possible Causes:



Harness or connectors
 
- HEV SYSTEM CAN communication line is open or shorted
 
ECM
 
Brake ECU
 

Trouble Code: U0424



Electric Compressor (Hybrid)

Possible Causes:



Harness or connector between HV ECU and electric compressor and ground
 
Electric compressor
 
HV ECU
 
MG ECU
 
Electric vehicle fuse
 
CAN communication system
 
Hybrid control system
 

Trouble Code: U1000



CAN Communication Line

Possible Causes:



Harness or connectors
 
- CAN communication line is open or shorted.
 
TCM
 

Trouble Code: U1001



CAN Communication Line (Includes Hybrid models)

Possible Causes:



Harness or connectors
 
- CAN communication line is open or shorted
 

Trouble Code: U1010



Control Unit (CAN) - BCM

Possible Causes:



BCM
 

Trouble Code: U1020



Lost Communication with Hybrid Vehicle (HV) Control System (Hybrid)

Possible Causes:



HEV SYSTEM CAN communication line between HV ECU and ECM
 
HEV SYSTEM CAN communication line short
 

Trouble Code: U1021



Invalid Data Received from Hybrid Vehicle Control ECU (Hybrid)

Possible Causes:



Harness or connectors
 
- HEV SYSTEM CAN communication line is open or shorted
 
ECM
 
HV ECU
 

Trouble Code: U1022



Lost Communication with Brake ECU

Possible Causes:



HEV SYSTEM CAN communication line between brake ECU and ECM
 
HEV SYSTEM CAN communication line short
 

Trouble Code: U1023



Invalid Data Received from Brake ECU

Possible Causes:



Harness or connectors
 
- HEV SYSTEM CAN communication line is open or shorted
 
ECM
 
Brake ECU
 

Trouble Code: U1026/350



Lost Communication - Steering Angle Sensor (Hybrid)

Possible Causes:



CAN communication system (Brake ECU to steering angle sensor)
 

Trouble Code: U1200



AV Control Unit

Possible Causes:



Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1201



AV Control Unit

Possible Causes:



Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1202



AV Control Unit

Possible Causes:



Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1204



GPS Comm

Possible Causes:



Replace AV control unit.
 

Trouble Code: U1205



GPS ROM

Possible Causes:



Replace AV control unit.
 

Trouble Code: U1206



GPS RAM

Possible Causes:



Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1207



GPS RTC

Possible Causes:



Replace AV control unit.
 

Trouble Code: U1216



AV Control Unit

Possible Causes:



Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1217



AV Control Unit (Bluetooth Module)

Possible Causes:



Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1218



AV Control Unit - HDD Connection

Possible Causes:



If the audio system function has no malfunctions, then there is a possibility of the detection of a temporary malfunction.
 
Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1219



AV Control Module - HDD Read

Possible Causes:



If the audio system function has no malfunctions, then there is a possibility of the detection of a temporary malfunction.
 
Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U121A



AV Control Unit (HDD Write)

Possible Causes:



If the audio system function has no malfunctions, then there is a possibility of the detection of a temporary malfunction.
 
Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U121B



AV Control Unit (HDD Comm)

Possible Causes:



If the audio system function has no malfunctions, then there is a possibility of the detection of a temporary malfunction.
 
Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U121C



AV Control Unit (HDD Access)

Possible Causes:



If the music box function has no malfunctions, then there is a possibility of the detection of a temporary malfunction.
 
Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U121D



AV Control Unit (DSP Connection)

Possible Causes:



If a disc can be played, then there is a possibility of the detection of a temporary malfunction.
 
Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U121E



AV Control Unit

Possible Causes:



If a disc can be played, then there is a possibility of the detection of a temporary malfunction.
 
Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1225



AV Control Unit (USB Controller)

Possible Causes:



Check that the connection to the USB connector is normal.
 

Trouble Code: U1227



AV Control Unit (DVD Comm)

Possible Causes:



If DVD can be played, then there is a possibility of the detection of a temporary malfunction.
 
Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1228



AV Control Unit (Sub CPU Conn)

Possible Causes:



Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1229



AV Control Unit (iPod Certification)

Possible Causes:



Replace the AV control unit if the malfunction occurs constantly
 

Trouble Code: U122A



AV Control Unit (Config Unfinish)

Possible Causes:



Write configuration data with -MULTI AV- of CONSULT-III.
 

Trouble Code: U122E



AV Control Unit (Built-in Audio Conn)

Possible Causes:



Replace the AV control unit if the malfunction occurs constantly.
 

Trouble Code: U1244



GPS Antenna

Possible Causes:



Check the connection of the GPS antenna connector.
 

Trouble Code: U1263



USB

Possible Causes:



Check USB harness between the AV control unit and USB connector.
 

Trouble Code: U1310



AV Control Unit

Possible Causes:



Replace AV control unit. If the malfunction occurs constantly.
 

 
label.common.footer.alt.autozoneLogo