Honda Cars 2007-2008

1.5L L4 VIN - Std 1

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1.5L L4 VIN - Std

Trouble Code: B1000



Communication Bus Line Error

Possible Causes:



Intermittent failure in the communication bus line. Check for loose or poor connections, or worn/shorted wires
 
Poor battery condition and/or charging system
 
Short to power in B-CAN wire
 
Faulty MICU, replace the under-dash fuse/relay box
 

Trouble Code: B1002



Multiplex Integrated Control Unit (MICU) Internal Error

Possible Causes:



Faulty battery or charging system
 
PCM or F-CAN loss of communication errors
 
Poor connections or loose pins at all connectors related to the circuit.
 
''Open'' and/or ''short'' related to the circuits.
 

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: B1078



Daytime Running Lights System Error

Possible Causes:



Blown fuse No. 1 (10 A) and No. 2 (10 A) in the under-hood fuse/relay box
 
Faulty bulbs
 
Poor continuity between daytime running light 2P connector terminal No. 2 and under-hood fuse/relay box connector G (4P) terminals No. 1 and No. 2 respectively.
 
Open in the BLK wire or poor ground (G201-right side, G301-left side)
 
Faulty Relay Control Module
 

Trouble Code: B1079



Daytime Running Lights Malfunction

Possible Causes:



Faulty fuse and/or bulb
 
Loose or poor connections
 
Poor ground
 
"Open" or "Short"
 
Faulty daytime running light control unit
 
Faulty relay control module
 

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: B1150



Communication Bus Line Error

Possible Causes:



Loose or poor connections at the MICU and B-CAN connected units
 
Faulty gauge control module
 

Trouble Code: B1152



Gauge Control Module Internal (EEPROM) Error

Possible Causes:



Faulty Gauge Control Module
 

Trouble Code: B1155



Gauge Control Module Lost Communication with Combination Switch Control Unit (HLSW Message)

Possible Causes:



Loose or poor connections between the Gauge Control Module and the Combination Switch Control Unit
 
Blown fuse in the main under-hood fuse box
 
Blown fuse in the under-dash fuse/relay box
 
"Open" or "Short" to ground at the Gauge Control Module
 
"Open" or "Short" to ground at the Combination Control Unit
 
Faulty Combination Comtrol Unit
 
Faulty Gauge Control Module
 

Trouble Code: B1156



Gauge Control Module Lost Communication with Combination Switch Control Unit (WIPSW Message)

Possible Causes:



Loose or poor connections between the Gauge Control Module and the Combination Switch Control Unit
 
Blown fuse in the main under-hood fuse box
 
Blown fuse in the under-dash fuse/relay box
 
"Open" or "Short" to ground at the Gauge Control Module
 
"Open" or "Short" to ground at the Combination Control Unit.
 
Faulty Gauge Control Module
 
Faulty Combination Control Unit
 

Trouble Code: B1157



Gauge Control Module Lost Communication with MICU (MICU Message)

Possible Causes:



Loose or poor connections between the Gauge Control Module and the MICU
 
Blown fuse in the main under-hood fuse box
 
Blown fuse in the under-dash fuse/relay box
 
"Open" or "Short" to ground at the Gauge Control Module
 
"Open" or "Short" to ground at the MICU
 
Faulty Gauge Control Module
 
Faulty MICU
 

Trouble Code: B1159



Gauge Control Module Lost Communication with MICU (DOORSW Message)

Possible Causes:



Loose or poor connections between the Gauge Control Module and the MICU
 
Blown fuse in the main under-hood fuse box
 
Blown fuse in the under-dash fuse/relay box
 
"Open" or "Short" to ground at the Gauge Control Module
 
"Open" or "Short" to ground at the MICU
 
Faulty Gauge Control Module
 
Faulty MICU
 

Trouble Code: B1168



Gauge Control Module Lost Communication with PCM (ENG Message)

Possible Causes:



Check any additional Fuel and Emissions Systems DTCs first., then recheck
 
Loose or poor connection between the Gauge Control Module and the PCM
 
"Open" or "Short" between Gauge Control Module and PCM
 
Update the PCM if it does not have the latest software
 
Faulty PCM
 
Faulty Gauge Control Module
 

Trouble Code: B1169



Gauge Control Module Lost Communication with the PCM (A/T Message)

Possible Causes:



Check for any Fuel and Emissions Systems DTCs first, then retest
 
Loose or poor connection between the Gauge Control Module and the PCM
 
"Open" or "Short" between Gauge Control Module and PCM
 
Update the PCM if it does not have the latest software.
 
Faulty Gauge Control Module
 
Faulty PCM
 

Trouble Code: B1170



Gauge Control Module Lost Communication with the VSA Modulator-Control Unit (VSA Message)

Possible Causes:



Check for VSA System DTCs first then retest
 
Loose or poor connection between the Gauge Control Module and the VSA Modulator-Control Unit
 
"Open" or "Short" between Gauge Control Module and VSA Modulator-Control Unit
 
Faulty Gauge Control Module
 
Faulty VSA Modulator-Control Unit
 

Trouble Code: B1173



Gauge Control Module Lost Communication with the TPMS Control Unit (TPMS Message)

Possible Causes:



Check for TPMS DTCs first, then retest
 
Loose or poor connections between the Gauge Control Module and the TPMS Control Unit
 
"Open or "Short" between the Gauge Control Module and TPMS Control Unit
 
Faulty Gauge Control Module
 
TPMS Control Unit
 

Trouble Code: B1183



Gauge control module lost communication with EPS Unit

Possible Causes:



Check for DTCs in the EPS with the HDS
 
Check for continuity between gauge control module 32P connector terminals No. 29 and No. 30 and EPS control unit connector A (11P) terminals No. 3 and No. 5 and body ground respectively.
 
Substitute a known-good EPS control unit, and recheck.
 
Replace the original EPS control unit. If the DTC is still present, replace the gauge control module
 
Repair open in the wires
 

Trouble Code: B1187



Gauge Control Module Lost Communication with SRS Unit (SRS Message)

Possible Causes:



Check for SRS DTCs first, then retest
 
Loose or poor connections between the Gauge Control Module and the SRS Unit
 
"Open" condition between the Gauge Control Module and the SRS Unit
 
Faulty Gauge Control Module
 
Faulty SRS Unit
 

Trouble Code: B1188



Gauge Control Module Lost Communication with the MICU (RM Message)

Possible Causes:



Loose or poor connections between the Gauge Control Module and the MICU
 
Blown fuse in the main under-hood fuse box
 
Blown fuse in the under-dash fuse/relay box
 
"Open" or "Short" to ground at the Gauge Control Module
 
"Open" or "Short" to ground at the MICU
 
Faulty Gauge Control Module
 
Faulty MICU
 

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 (PARKING LIGHT) 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: B1278



Headlight ON 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: B1279



Dimmer Switch 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: B1280



Turn Switch 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: B1281



Front Wiper MIST Position Circuit Malfunction

Possible Causes:



Loose or poor connections
 
"Open" or "Short" between driver's under-dash fuse/relay box and the wiper washer switch
 
Poor ground
 
Faulty driver's MICU; replace the driver's under-dash fuse/relay box
 
Faulty wiper washer switch
 

Trouble Code: B1282



Front Wiper INT (AUTO) Position Circuit Malfunction

Possible Causes:



Loose or poor connections
 
"Open" or "Short" between driver's under-dash fuse/relay box and the wiper washer switch
 
Faulty driver's MICU; replace the driver's under-dash fuse/relay box
 
Faulty wiper washer switch
 

Trouble Code: B1283



Front Wiper LOW Position Circuit Malfunction

Possible Causes:



Loose or poor connections
 
"Open" or "Short" between driver's under-dash fuse/relay box and the wiper washer switch
 
Faulty driver's MICU; replace the driver's under-dash fuse/relay box
 
Faulty wiper washer switch
 

Trouble Code: B1284



Front Wiper HIGH Position Circuit Malfunction

Possible Causes:



Loose or poor connections
 
"Open" or "Short" between driver's under-dash fuse/relay box and the wiper washer switch
 
Faulty driver's MICU; replace the driver's under-dash fuse/relay box
 
Faulty wiper washer switch
 

Trouble Code: B1900



Communication Bus Line Error

Possible Causes:



Loose or poor connections at the MICU and B-CAN connected units
 

Trouble Code: B1905



Immobilizer unit lost communication with MICU(door lock switch message)

Possible Causes:



Loose or poor connections between the immobilizer-keyless control unit and the MICU
 
Faulty MICU; replace the under-dash fuse/relay box
 
Replace the immobilizer-keyless control unit
 

Trouble Code: B1906



Immobilizer-Keyless Control Unit Lost Communication with Gauge Control Module (A/T Message)

Possible Causes:



Loose or poor connections between the Immobilizer-Keyless Control Unit and the Gauge Control Module
 
Blown fuse in the main under-hood fuse box
 
Blown fuse in the under-dash fuse/relay box
 
"Open" or "Short condition
 
Poor ground
 
Faulty Gauge Control Module
 
Faulty Immobilizer-Keyless Control Unit
 

Trouble Code: HVAC 1



An Open in the Air Mix Control Motor Circuit

Possible Causes:



Check for loose wires or poor connections at the HVAC control unit
 
Repair an open in the wire(s) between the HVAC control unit and the air mix control motor
 

Trouble Code: HVAC 11



A Problem in the Mode Control Linkage, Doors, or Motor Circuit

Possible Causes:



Repair a short to body ground in the wire(s) between the HVAC control unit and the mode control motor
 
HVAC control unit
 

Trouble Code: HVAC 12



A Problem in the Blower Motor Circuit

Possible Causes:



Check for loose wires or poor connections on the blower motor circuit.
 
Check for an open in the wire between the power transistor and body ground.
 
Short to body ground in the wire(s) between the HVAC control unit and the power transistor
 
Power transistor
 
Blower motor relay
 

Trouble Code: HVAC 13



HVAC Control Unit Internal Error

Possible Causes:



Poor connections at the HVAC control unit
 
HVAC control unit
 

Trouble Code: HVAC 14



An Open in the Evaporator Temperature Sensor Circuit

Possible Causes:



Check for loose wires or poor connections on the evaporator temperature sensor circuit
 
Loose wires or poor connections at the HVAC control unit
 
HVAC control unit
 
Evaporator temperature sensor
 

 
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