Honda Cars 2007-2008

3.5L V6 VIN - Auto 1

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3.5L V6 VIN - Auto

Trouble Code: B1028



Rear Window Wiper Motor (Park) Signal Error

Possible Causes:



Blown fuse
 
"Open" or "Short" in the wiper motor circuit
 
Poor ground
 
Faulty rear window wiper relay
 
Faulty rear window wiper motor
 
Faulty MICU; replace the under-dash fuse/relay box
 

Trouble Code: B1036



Driver's MICU IG1 Line Input Error

Possible Causes:



Blown fuse
 
Check the battery condition and the charging system
 
Poor body ground
 
Loose or poor connections at the driver's under-dash fuse/relay box
 
"Open" or "Short" circuit between the driver's under-dash fuse/relay box and the gauge control module
 
Faulty driver's MICU
 

Trouble Code: B1077



Windshield Wiper Auto Switch Circuit Malfunction

Possible Causes:



Blown fuses in the under-dash fuse/relay box.
 
Loose or poor connections
 
Open circuit between the windshield wiper motor and the under-hood fuse/relay box
 
Faulty wiper motor
 
Faulty Relay Control Module, replace the under-hood fuse/relay box
 

Trouble Code: B10A2



Driver's MICU Internal (EEPROM) Error

Possible Causes:



Poor connections or loose terminals at the driver's MICU
 
Faulty driver's MICU, replace the driver's under-dash fuse/relay box
 

Trouble Code: B10CF



Left Daytime Running Lights Circuit Malfunction

Possible Causes:



Loose or poor connections driver's under-dash fuse/relay box and left daytime running light
 
"Open" or "Short" " circuit between driver's under-dash fuse/relay box and left daytime running light
 
"Open" or high resistance between left daytime running light and body ground
 
Faulty driver's MICU
 

Trouble Code: B1125



Driver's Power Window Motor A Pulse Malfunction

Possible Causes:



Loose or poor connections between the door multiplex control unit and the driver's power window motor
 
"Open" or "Short" between the door multiplex control unit and the driver's power window motor
 
Faulty driver's power window motor
 
Faulty power window master switch
 

Trouble Code: B1126



Driver's Power Window Motor B Pulse Malfunction

Possible Causes:



Loose or poor connections between the door multiplex control unit and the driver's power window motor
 
"Open" or "Short" between the door multiplex control unit and the driver's power window motor
 
Faulty driver's power window motor
 
Faulty power window master switch
 

Trouble Code: B1127



Driver's Door Key Cylinder Switch Malfunction

Possible Causes:



"Short" between the LOCK and UNLOCK wires
 
Faulty drvers door key cylinder switch
 
Faulty power window master switch
 
Faulty driver's door latch
 

Trouble Code: B1128



Driver's Door Lock Switch Signal Malfunction (Lock/Unlock)

Possible Causes:



Loose or poor connections
 
Faulty power window master switch
 

Trouble Code: B1129



Driver's Door Lock Knob Switch Signal Error (LOCK/UNLOCK)

Possible Causes:



Loose or poor connections at the driver's door lock knob switch
 
"Short" between the LOCK and UNLOCK wires
 
Faulty power window master switch
 
Faulty driver's door latch
 

Trouble Code: B1130



Front Passenger's Power Window Motor A Pulse Malfunction

Possible Causes:



Loose or Poor connections between front passenger's power window switch and passenger's power window motor.
 
"Open" or "Short" between front passenger's power window switch and passenger's power window motor
 
Faulty front passenger's power window switch
 
Faulty front passenger's power window motor
 

Trouble Code: B1131



Front Passenger's Power Window Motor B Pulse Malfunction

Possible Causes:



Loose or Poor connections between front passenger's power window switch and passenger's power window motor.
 
"Open" or "Short" between front passenger's power window switch and passenger's power window motor
 
Faulty front passenger's power window switch
 
Faulty front passenger's power window motor
 

Trouble Code: B1140



Driver's Power Window Position Detect Circuit Malfunction

Possible Causes:



Reset the power window control unit
 
Faulty driver's power window motor
 
Faulty door multiplex control unit; replace the power window master switch
 

Trouble Code: B1142



Door Multiplex Control Unit Lost Communication With Front Passenger's Power Window Switch (UART Line Open)

Possible Causes:



Loose or Poor connections between the door multiplex control unit and front passenger's power window switch
 
"Open" or "Short" between the door multiplex control unit and front passenger's power window switch
 
Faulty ground
 
Faulty power window master switch
 
Faulty panoramic glass roof control unit
 

Trouble Code: B1145



Front Passenger's Power Window Position Detect Circuit Malfunction

Possible Causes:



Reset the power window control unit and the front passenger's power window control unit
 
Faulty front passenger's power window motor
 
Faulty front passenger's power window switch
 

Trouble Code: B1152



Gauge Control Module Internal (EEPROM) Error

Possible Causes:



Faulty Gauge Control Module
 

Trouble Code: B1175



Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Open

Possible Causes:



Loose or poor connections between the Gauge Control Module and the Fuel Tank Unit
 



Faulty Fuel Gauge Sending Unit
 
Gauge Control Module
 

Trouble Code: B1176



Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Short

Possible Causes:



Loose or poor connections between the Gauge Control Module and the Fuel Gauge Sending Unit
 
"Short" to ground in the wire between the Gauge Control Module and the Fuel Gauge Sending Unit
 
Faulty Fuel Gauge Sending Unit
 
Faulty Gauge Control Module
 

Trouble Code: B11A2



Passenger's MICU Internal (EEPROM) Error

Possible Causes:



Faulty passenger's under-dash fuse/relay box
 

Trouble Code: B11C7



Passenger's MICU IG1 Line Input Error

Possible Causes:



Faulty battery or charging system
 
Loose or poor connections
 
"Open" circuit between the driver's under-dash fuse/relay box and the passenger's under-dash fuse/relay box
 
Faulty passenger's under-dash fuse/relay box
 

Trouble Code: B11CF



Right Daytime Running Lights Circuit Malfunction

Possible Causes:



Fauty bulbs
 
Loose or poor connections
 
"Open" or high resistance in the wires or poor ground
 
Faulty passenger's under-dash fuse/relay box
 

Trouble Code: B121B



Short in the Mode Control Motor Circuit

Possible Causes:



Loose wires or poor connections on the mode control motor circuit
 
"Short" to body ground
 
"Short" to power
 
Faulty mode control motor
 
Faulty climate control unit and
 

Trouble Code: B1220



Short in the Recirculation Control Motor Circuit

Possible Causes:



Loose wires or poor connections on the recirculation control motor circuit
 
"Short" to body ground
 
"Short" to power
 
Faulty recirculation control motor
 
Faulty climate control unit
 

Trouble Code: B1225



Open in the In-car Temperature Sensor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
Loose wires or poor connections on the in-car temperature sensor circuit
 
"Open" circuit between the Climate Control Unit and the in-car temperature sensor
 
Faulty In-car Temperature Sensor
 
Faulty Climate Control Unit
 

Trouble Code: B1226



Short in the In-car Temperature Sensor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
"Short" in the wires between the Climate Control Unit and the in-car temperature sensor
 
Faulty In-car Temperature Sensor
 
Faulty Climate Control Unit
 

Trouble Code: B1227



Open in the Outside Air Temperature Sensor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
Loose wires or poor connections on the outside air temperature sensor circuit
 
"Open" circuit between the Climate Control Unit and the outside air temperature sensor
 
Fauty Outside Air Temperature Sensor
 
Faulty Climate Control Unit
 

Trouble Code: B1228



Short in the Outside Air Temperature Sensor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
"Short" in the wires between the Climate Control Unit and the outside air temperature sensor
 
Faulty Outside Air Temperature Sensor
 
Faulty Climate Control Unit
 

Trouble Code: B1229



Open in the Sunlight Sensor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
("Open") in the wires between the Climate Control Unit and the Sunlight Sensor
 
Faulty Sunlight Sensor
 
Faulty Climate Control Unit
 

Trouble Code: B1230



Short in the Sunlight Sensor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
"Short" in the wires between the Climate Control Unit and the Sunlight Sensor
 
Faulty Sunlight Sensor
 
Faulty Climate Control Unit
 

Trouble Code: B1231



Open in the Evaporator Temperature Sensor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
"Open" in the wires between the Climate Control Unit and the Front Evaporator Temperature Sensor
 
Faulty Evaporator Temperature Sensor
 
Faulty Climate Control Unit
 

Trouble Code: B1232



Short in the Evaporator Temperature Sensor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
"Short" in the wires between the Climate Control Unit and the Evaporator Temperature Sensor
 
Faulty Evaporator Temperature Sensor
 
Faulty Climate Control Unit
 

Trouble Code: B1233



Open in the Driver's Air Mix Control Motor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
"Open" in the wires between the Climate Control Unit and the Driver's Air Mix Control Motor
 
Faulty Driver's Air Mix Control Motor
 
Faulty Climate Control Unit
 

Trouble Code: B1234



A Short in the Driver's Air Mix Control Motor Circuit

Possible Causes:



Loose wires or poor connections on the driver's air mix control motor circuit
 
"Short" to body ground in the wire(s) between the climate control unit and the driver's air mix control motor
 
"Short" to power in the wire(s) between the climate control unit and the driver's air mix control motor
 
Faulty driver's air mix control motor
 
Faulty climate control unit
 

Trouble Code: B1235



Problem in the Driver's Air Mix Control Linkage, Door, or Motor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
Loose wires or poor connections on the Driver's Air Mix Control Motor circuit
 
Driver's air mix control linkage or door
 
"Open" in the wires between the Climate Control Unit and the Driver's Air Mix Control Motor
 
Faulty Driver's Air Mix Control Motor
 
Faulty Climate Control Unit
 

Trouble Code: B1236



Open in the Passenger's Air Mix Control Motor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
Loose wires or poor connections on the Passenger's Air Mix Control Motor
 
"Open" in the wires between the Climate Control Unit and the Passenger's Air Mix Control Motor
 
Faulty Passenger's Air Mix Control Motor
 
Faulty Climate Control Unit
 

Trouble Code: B1237



Short in the Passenger's Air Mix Control Motor Circuit

Possible Causes:



Perform the HVAC self-diagnostic function with the HDS
 
"Short" in the wires between the Climate Control Unit and the Passenger's Air Mix Control Motor
 
Faulty Passenger's Air Mix Control Motor
 
Faulty Climate Control Unit
 

Trouble Code: B1238



A Problem in the Passenger's Air Mix Control Linkage, Door, or Motor

Possible Causes:



Perform the climate control self-diagnostic with the HDS or the climate control unit
 
Faulty passenger's air mix control motor and/or air mix control linkage and the door
 
Faulty climate control unit
 

Trouble Code: B1241



Problem in the Blower Motor Circuit

Possible Causes:



Loose wires or poor connections on the front blower motor circuit
 
Blown fuse in the main under-hood fuse box
 
Blown fuse in the under-dash fuse/relay box
 
"Open" or "Short" in the wire(s) between the Climate Control Unit and the Power Transistor
 
"Short" in the wire(s) between the Climate Control Unit and the Blower Motor
 
Faulty Power Transistor
 
Faulty Blower Motor
 
Faulty Climate Control Unit
 

Trouble Code: B1275



Headlight OFF Position Circuit Malfunction

Possible Causes:



"Open" or "Short" between driver's under-dash fuse/relay box and the combination light switch
 
Faulty driver's MICU; replace the driver's under-dash fuse/relay box
 
Faulty combination light switch
 

Trouble Code: B1276



Combination Light Switch Parking (SMALL) Position Circuit Malfunction

Possible Causes:



Loose or poor connections
 
"Open" or "short" in the combination light switch terminals
 
Faulty combination switch control unit, replace the wiper/washer switch
 
Faulty Combination Light Switch
 

 
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