Honda Cars 2007-2008

3.0L V6 VIN - Std 7

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Trouble Code: U0073



F-CAN Malfunction (BUS-OFF)

Possible Causes:



PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: U0100



Gauge Control Module Lost Communication With ECM/PCM

Possible Causes:



Faulty battery or charging system
 
Perform the gauge control module input test
 
Loose or poor connections at the gauge control module and the ECM/PCM
 
Check for faulty inputs
 
Gauge control module is faulty
 
Faulty ECM/PCM
 

Trouble Code: U0107



Lost Communication With Throttle Actuator Control Module

Possible Causes:



Poor connections or loose terminals at the throttle body, the throttle actuator control module relay, the throttle actuator control module, and the PCM
 
"Open" in the wire between the PCM and ground
 
"Open" or "Short" circuit between the throttle actuator control module and the PCM
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: U0122



F-CAN A Malfunction (Powertrain Control Module (PCM)-VSA Modulator-Control Unit) (PGM-FI System)

Possible Causes:



Poor connections or loose terminals at the VSA modulator-control unit and the PCM
 
"Open" circuit between the PCM and the VSA modulator-control unit
 
VSA modulator-control unit needs to be updated with the latest software
 
Faulty VSA modulator-control unit
 

Trouble Code: U0155



Lost Communication with Gauge Control Module

Possible Causes:



Poor connections and loose terminals at the gauge control module and the PCM
 
"Open" circuit between the PCM and the gauge control module
 
Faulty Gauge Control Module
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: U0155



Climate Control Unit Lost Communication with Gauge Control Module

Possible Causes:



Loose wires or poor connections on the B-CAN lines between the gauge control module and the climate control unit
 
Perform the gauge control module input test
 
"Open" in the wire(s) between the climate control unit and the gauge control module
 
Faulty climate control unit
 

Trouble Code: U0155



Passenger's MICU Lost Communication With Gauge Control Module

Possible Causes:



Loose or poor connections at the gauge control module and the related units
 
Perform the gauge control module input test, and do all power, ground, and communication input tests. If the tests prove OK, replace the gauge control module
 

Trouble Code: U1102



F-CAN Malfunction (ECM/PCM Gauge Control Module)

Possible Causes:



Poor connections and loose terminals at the gauge control module and the ECM/PCM
 
"Open" circuit between the ECM/PCM and the gauge control module
 
ECM/PCM may need to be updated with the latest software
 
Faulty ECM/PCM
 

Trouble Code: U1283



Door Multiplex Control Unit Lost Communication With Passenger's MICU

Possible Causes:



Perform the passenger's MICU input test, and do all power, ground and communication input tests. If the tests prove OK, replace the passenger's under-dash fuse/relay box
 
Loose or poor connections at passenger's under-dash fuse/relay box and the related units
 

 
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