Page 105 of 3229

DT CDescriptionPossible CauseAction
B1038-01Left front s eat heaters ens or general fail ureinformat ion - Generalelectrical fail ure
Sens or damaged, opencircuitRefer t o t he electrical ci rcuit diagrams and checkfront left s eat heater s ensor circui t for open circuit
B103A-01Right front seat heaters ens or general fail ureinformat ion - Generalelectrical fail ure
Sens or damaged, opencircuitRefer t o t he electrical ci rcuit diagrams and checkfront ri ght seat heater s ens or circui t for opencircui t
B105A-11Cabi n t emperature s ensorfan general electricalfai lures - Ci rcuit s hort t oground
In-vehi cl e t emperatures ens or circuit - short toground
Refer t o t he electrical ci rcuit diagrams and checkIn-vehicle t emperat ure s ens or circui t for s hort t oground
B105A-15Cabi n t emperature s ensorfan general electricalfai lures - Ci rcuit s hort t obatt ery or open
In-vehi cl e t emperatures ens or circuit - short topower or open circui t
Refer t o t he electrical ci rcuit diagrams and checkIn-vehicle t emperat ure s ens or for short to power oropen circui t
B105A-71Cabi n t emperature s ensorfan general electricalfai lures - Act uat or s tuck
Fan jammed or brokenRemove obs truct ion from fan. Ins t all new s ensoras requi red
B1081-09Left t emperature dampermot or general fai lureinformat ion - Componentfai lures
Int ernal fai lureInst all a new act uat or as required
B1081-77Left t emperature dampermot or mechanical fail ures -Commanded pos i ti on notreachabl e
Obs truct ion i n flapmovementRange greater t hanexpected defaul t
Cl ear obs truct ion from fl ap. Usi ng manufacturerapproved diagnost ic s ys tem check rel evantdatal ogger s ignals t o read motor range andcompare defaul ts . Execut e LIN cal ibrat ion run us ingmanufact urer approved di agnos ti c s ys t emB1081-87Left t emperature dampermot or bus s ignal/mes s agefai lures - Mis s ing mes s age
LIN Bus faultAct uator faul tRefer t o t he electrical ci rcuit diagrams and checkt he left air t emperature door motor LIN Bus ci rcuit ,power and ground s uppl y circuit s for short ci rcuit t oground, s hort circuit t o power, open circui t, hi ghresi st ance. Inst all a new act uat or as required
B1082-09Right t emperature dampermot or general fai lureinformat ion - Componentfai lures
Int ernal fai lureInst all a new act uat or as required
B1082-77Right t emperature dampermot or mechanical fail ures -Commanded pos i ti on notreachabl e
Obs truct ion i n flapmovementRange greater t hanexpected defaul t
Cl ear obs truct ion from fl ap. Usi ng manufacturerapproved diagnost ic s ys tem check rel evantdatal ogger s ignals t o read motor range andcompare defaul ts . Execut e LIN cal ibrat ion run us ingmanufact urer approved di agnos ti c s ys t em
B1082-87Right t emperature dampermot or bus s ignal/mes s agefai lures - Mis s ing mes s age
LIN Bus faultAct uator faul tRefer t o t he electrical ci rcuit diagrams and checkt he ri ght ai r temperature door mot or LIN Buscircui t, power and ground s uppl y circuit s for shortcircui t to ground, s hort circui t t o power, opencircui t, hi gh res is t anceB1083-09Reci rculat ion damper motorgeneral fail ure Informati on- Component failures
Int ernal fai lureInst all new actuat or as required
B1083-77Reci rculat ion damper motormechani cal fai lures -Commanded pos i ti on notreachabl e
Obs truct ion i n flapmovementRange greater t hanexpected defaul t
Cl ear obs truct ion from fl ap. Usi ng manufacturerapproved diagnost ic s ys tem check rel evantdatal ogger s ignals t o read motor range andcompare defaul ts . Execut e LIN cal ibrat ion run us ingmanufact urer approved di agnos ti c s ys t em
B1083-87Reci rculat ion damper motorbus s ignal /mess age fai lures- Mis s ing mess age
LIN Bus faultAct uator faul tRefer t o t he electrical ci rcuit diagrams and checkt he air i nt ake door motor LIN Bus ci rcuit , powerand ground s upply circui ts for s hort circuit toground, s hort circuit t o power, open circui t, hi ghresi st anceB1085-09Defrost er damper mot orgeneral fail ure -Informat ion componentfai lures
Int ernal fai lureInst all new actuat or as required
B1085-77Defrost er damper mot ormechani cal fai lures -Commanded pos i ti on notreachabl e
Obs truct ion i n flapmovementRange greater t hanexpected defaul t
Cl ear obs truct ion from fl ap. Cl ear the DTC andretes t. If the problem pers is ts , remove the defros tvent/regis t er bl end door actuat or and check theblend flap operat ion
B1085-87Defrost er damper mot orbus s ignal /mess age fai lures- Mis s ing mess age
LIN Bus faultAct uator faul tRefer t o t he electrical ci rcuit diagrams and checkt he s creen air dis t ri but ion door mot or LIN Buscircui t, power and ground s uppl y circuit s for shortcircui t to ground, s hort circui t t o power, opencircui t, hi gh res is t ance
B1086-09Air dis t ri but ion dampermot or general fai lure -Informat ion componentfai lures
Int ernal fai lureInst all a new act uat or as required
Page 106 of 3229

DT CDescriptionPossible CauseAction
B1086-77Air dis t ri but ion dampermot or mechanical fail ures -Commanded pos i ti on notreachabl e
Obs truct ion i n flapmovementRange greater t hanexpected defaul t
Cl ear obs truct ion from fl ap. Cl ear the DTC andretes t. If the problem pers is ts , remove the defros tvent/regis t er bl end door actuat or and check theblend flap operat ion
B1086-87Air dis t ri but ion dampermot or bus s ignal/mes s agefai lures - Mis s ing mes s age
LIN Bus faultAct uator faul tRefer t o t he electrical ci rcuit diagrams and checkt he face/feet ai r dis tribut ion door motor LIN Buscircui t, power and ground s uppl y circuit s for shortcircui t to ground, s hort circui t t o power, opencircui t, hi gh res is t anceB1087-4ALIN bus A s yst em i nternalfai lures - Incorrectcomponent ins tal led
Incorrect modul e ins tal ledIncorrect car configurat iondata bei ng trans mi tt ed
Ens ure correct modul e is ins tall ed. Check andcorrect car configurat ion fil e usi ng manufacturerapproved diagnost ic s ys tem
B1087-54LIN bus A s yst emprogramming failures -Mis s ing cali brat ion
LIN sys t ems cal ibrat ionrout ine failedRun LIN s yst ems cali brati on rout ine and clear DTCus ing manufact urer approved di agnos t ic s yst em
B1087-83LIN bus A buss ignal/mess age fai lures -Value of s ignal protecti oncal cul ati on incorrect
Poss ibl e faul t wit h one ormore LIN nodesCl ear DTC and moni tor for re-occurrence
B1087-86LIN bus A buss ignal/mess age fai lures -Signal inval id
Incorrect s t epper mot or/sins tal ledRun LIN Arbi trati on rout ine us ing manufact urerapproved diagnost ic s ys tem. Carry out pinpointt est s as s ociat ed wi th t his DTC usi ng t hemanufact urer approved di agnos ti c s ys t emB1087-88LIN bus A buss ignal/mess age fai lures -Bus off
LIN Bus A circui t - s hortto ground, powerCarry out pinpoint t es t s as sociat ed wit h t his DTCus ing t he manufacturer approved di agnos ti cs yst em
B1088-4ALIN bus B s yst em i nternalfai lures - Incorrectcomponent ins tal led
Incorrect modul e ins tal ledIncorrect car configurat iondata bei ng trans mi tt ed bycent ral juncti on box
Ens ure correct modul e is ins tall ed. Check andcorrect car configurat ion fil e usi ng manufacturerapproved diagnost ic s ys tem
B1088-83LIN bus B buss ignal/mess age fai lures -Value of s ignal protecti oncal cul ati on incorrect
Poss ibl e faul t wit h one ormore LIN NodesCl ear DTC and moni tor for re-occurrence
B1088-86LIN bus B buss ignal/mess age fai lures -Signal inval id
Incorrect s t epper mot or/sins tal ledRun LIN Arbi trati on rout ine us ing manufact urerapproved diagnost ic s ys tem. Carry out pinpointt est s as s ociat ed wi th t his DTC usi ng t hemanufact urer approved di agnos ti c s ys t em
B1088-88LIN bus B buss ignal/mess age fai lures -Bus off
LIN Bus B circui t - s hortto ground, powerCarry out pinpoint t es t s as sociat ed wit h t his DTCus ing t he manufacturer approved di agnos ti cs yst emB10B9-11Blower cont rol generalelectrical fail ures - Ci rcuits hort to ground
Blower Control circui t -s hort to groundRefer t o elect rical circuit di agrams and checkBl ower Control ci rcuit for short to ground
B10B9-12Blower cont rol generalelectrical fail ures - Ci rcuits hort to bat t ery
Blower Control circui t -s hort to powerRefer t o elect rical circuit di agrams and checkBl ower Control ci rcuit for short to power
B10B9-13Blower cont rol generalelectrical fail ures - Ci rcuitopen
Blower cont rol circui t -open ci rcuitThis DTC wil l onl y log in vali dat ion mode. No hel pt ext requi red
B1A61-11Cabi n t emperature s ensorgeneral el ect ri cal fai lures -Circui t short to ground
In-vehi cl e t emperatures ens or circuit - short toground
Refer t o elect rical circuit di agrams and checkIn-vehicle t emperat ure s ens or circui t for s hort t oground
B1A61-15Cabi n t emperature s ensorgeneral el ect ri cal fai lures -Circui t short to bat tery oropen
In-vehi cl e t emperatures ens or circuit - short topower or open circui t
Refer t o elect rical circuit di agrams and checkIn-vehicle t emperat ure s ens or circui t for s hort t opower or open ci rcuit
B1A69-09Humidi ty s ens or generalfai lure informati on -Component fai lures
Int ernal s ens or fai lureInst all a new rear view mirror/humidi ty s ens or
B1A69-87Humidi ty s ens or buss ignal/mess age fai lures -Mis s ing mess age
Senor dis connected, opencircuitRefer t o t he electrical ci rcuit diagrams and checkhumi di ty sens or ci rcuit for short ci rcuit t o ground,s hort circui t to power, open ci rcuit
B1B71-11Evaporat or temperat ures ens or general el ect ri calfai lures - Ci rcuit s hort t oground
Evaporat or temperat ures ens or circuit - short toground
Refer t o elect rical circuit di agrams and checkEvaporator t emperature s ens or circuit for s hort toground
B1B71-15Evaporat or temperat ures ens or general el ect ri calfai lures - Ci rcuit s hort t obatt ery or open
Evaporat or temperat ures ens or circuit - short topower or open circui t
Refer t o elect rical circuit di agrams and checkEvaporator t emperature s ens or circuit for s hort topower or open ci rcuit
U0010-00Medium speed CANcommunicat ion bus - Nos ub type i nformat ion
Medium speed CAN busoffCarry out pinpoint t es t s as sociat ed wit h t his DTCus ing t he manufacturer approved di agnos ti cs yst em
U0140-00Los t communicati on wi thcent ral electronic modulegeneral fail ure i nformat ion- No s ub t ype informati on
Mis s ing mess ageCarry out pinpoint t es t s as sociat ed wit h t his DTCus ing t he manufacturer approved di agnos ti cs yst em
Page 107 of 3229

DT CDescriptionPossible CauseAction
U0156-00Los t communicati on wi thinfot ainment cont rolmodule general fai lureinformat ion - No sub typeinformat ion
Mis s ing mess ageCarry out CAN net work i nt egri ty t es ts us ing themanufact urer approved di agnos ti c s ys t em
U0300-00Int ernal cont rol modules oft ware i ncompat ibil it ygeneral fail ure i nformat ion- No s ub t ype informati on
Invali d configurat ionmes sage i s receivedRe-confi gure t he cent ral junct ion box us ing t hemanufact urer approved di agnos ti c s ys t em. Cleart he DTC and retes t. If the DTC is st il l loggeds us pect t he cl imat e control modul e, refer t o t henew modul e/component ins t al lat ion not e at thet op of the DTC Index
U2002-23Swit ch general s i gnalfai lures - Si gnal s t uck l owSwit ch s tuckCheck fi ni s her around modul e for correcti ns t allat ion
U2101-00Cont rol moduleconfigurat ion i ncompat iblegeneral fail ure i nformat ion- No s ub t ype informati on
Incorrect car configurat iondata bei ng trans mi tt ed bycent ral juncti on box
Check and correct car confi gurati on fi le us ingmanufact urer approved di agnos ti c s ys t em
U3000-41Cont rol module s ys t emint ernal fail ures - Generalchecksum error
Int ernal micro cont rol lererrorChecks um error
Inst all a new cl imat e control modul e, refer t o newmodule/component ins tal lati on note at top of DTCIndex
U3003-62Batt ery volt age algori thmbased fail ures - Signalcompare fai lure
Mis -match i n batt eryvol tage, of 2 volt s ormore, bet ween cl imat econt rol module andcent ral juncti on box
Carry out pinpoint t es t s as sociat ed wit h t his DTCus ing t he manufacturer approved di agnos ti cs yst em
Page 108 of 3229

Publ is hed: 28-Apr-2011
General Information - Diagnostic Trouble Code (DTC) IndexDTC:
Infotainment Control Module (ICM) - High Line
Des cript ion and Operat ion
• NOTE: If a cont rol module or component i s s uspect and the vehicl e remai ns under manufacturer warrant y, refer t o t heW arranty Pol icy and Procedures manual (s ect ion B1.2), or determine i f any pri or approval program is i n operat ion, beforet he replacement of a component.
• NOTE: Generic scan t ool s may not read the codes li st ed, or may read only 5-digi t codes . Match t he 5 digi ts from t he s cant ool t o t he fi rs t 5 di gi ts of the 7-digit code li s ted t o i dent ify the fault (the last 2 digi ts gi ve ext ra informati on read by themanufacturer-approved di agnos ti c s ys t em).
• NOTE: W hen performing volt age or res is t ance t est s , always use a digi tal mult imeter (DMM) accurat e t o t hree deci malplaces, and wi th an up-t o-date cal ibrat ion cert ificate. W hen tes ti ng res is t ance al ways take t he res is t ance of t he DMMleads i nt o account .
• NOTE: Check and recti fy bas ic faul ts before beginni ng diagnos t ic rout ines i nvol vi ng pinpoint t es t s.
• NOTE: Ins pect connect ors for s igns of water ingres s , and pins for damage and/or corros ion.
• NOTE: If DTCs are recorded and, aft er performi ng the pi npoi nt tes ts , a fault is not present , an int ermi tt ent concern maybe t he caus e. Always check for loose connect ions and corroded terminals .
Des cript ion And Operat ion
For a detail ed descripti on of the infot ainment cont rol s ys t em, refer to t he relevant Des cript ion and O perati on sect ion i n theworks hop manual .For addit ional informat ion, refer t o: Audi o Sys tem (415-01 Informati on and Entertainment Sys tem, Des cript ion andOperat ion).
Infotainment C ontrol Module (High Line) (IC M)
DT CDescriptionPossible CauseAction
B101C-11Seek up s wit chSeek up s wi tch circui t - s hortt o groundRefer to electrical ci rcuit diagrams and check s eekup s wit ch ci rcuit for short to ground
B101D-11Seek down s wit chSeek down s wi tch circui t -s hort t o groundRefer to electrical ci rcuit diagrams and check s eekdown s wit ch ci rcuit for short to ground
B101F-11Eject s wit chEject s wi tch circui t - s hort togroundRefer to electrical ci rcuit diagrams and checkeject swit ch ci rcuit for s hort t o ground
B1022-11Audio On/Off s wi tchAudio On/Off s wit ch ci rcuit -s hort t o groundRefer to electrical ci rcuit diagrams and checkaudi o on/off swi tch ci rcuit for s hort t o ground
B104A-11Butt on 1But ton 1 circuit - short togroundRefer to electrical ci rcuit diagrams and checkButt on 1 circui t for s hort t o ground
B104B-11Butt on 2But ton 2 circuit - short togroundRefer to electrical ci rcuit diagrams and checkButt on 2 circui t for s hort t o ground
B104C-11Butt on 3But ton 3 circuit - short togroundRefer to electrical ci rcuit diagrams and checkButt on 3 circui t for s hort t o ground
B104D-11Butt on 4But ton 4 circuit - short togroundRefer to electrical ci rcuit diagrams and checkButt on 4 circui t for s hort t o ground
B104E-11Butt on 5But ton 5 circuit - short togroundRefer to electrical ci rcuit diagrams and checkButt on 5 circui t for s hort t o ground
B11A6-11FM but tonFM but t on ci rcuit - s hort t ogroundRefer to electrical ci rcuit diagrams and check FMbut t on ci rcuit for short to ground
B11A7-11AM but tonAM butt on circuit - short togroundRefer to electrical ci rcuit diagrams and check AMbut t on ci rcuit for short to ground
B11A8-11CD but tonCD butt on circuit - short togroundRefer to electrical ci rcuit diagrams and check CDbut t on ci rcuit for short to ground
B11A911Tone butt onTone but ton circui t - s hort t ogroundRefer to electrical ci rcuit diagrams and check t onebut t on ci rcuit for short to ground
B11AA-11Skip up but tonSkip up butt on circuit - short togroundRefer to electrical ci rcuit diagrams and check s kipup butt on circuit for s hort to ground
B11AB-11Skip down but tonSkip down butt on circuit - shortt o groundRefer to electrical ci rcuit diagrams and check s kipdown butt on circuit for s hort to ground
B11AC-11Enter butt onEnt er but ton ci rcuit - s hort t ogroundRefer to electrical ci rcuit diagrams and checkent er butt on circuit for s hort to ground
B11AD-11Exit butt onExit but ton ci rcuit - s hort t ogroundRefer to electrical ci rcuit diagrams and check exitbut t on ci rcuit for short to ground
Page 109 of 3229

DT CDescriptionPossible CauseAction
B11AE-11Menu butt onMenu but ton ci rcuit - s hort t ogroundRefer to electrical ci rcuit diagrams and checkmenu butt on circui t for s hort t o ground
B11AF-11Phone but t onPhone butt on circui t - s hort togroundRefer to electrical ci rcuit diagrams and checkphone but ton ci rcuit for s hort t o ground
B11B0-11Scan but t onScan butt on circui t - s hort togroundRefer to electrical ci rcuit diagrams and check s canbut t on ci rcuit for short to ground
B11B1-11Auto but t onAut o butt on circui t - s hort togroundRefer to electrical ci rcuit diagrams and check autobut t on ci rcuit for short to ground
B11B3-11Butt on 6But ton 6 circuit - short togroundRefer to electrical ci rcuit diagrams and checkbut t on 6 circui t for s hort t o ground
B11B4-11Butt on 7But ton 7 circuit - short togroundRefer to electrical ci rcuit diagrams and checkbut t on 7 circui t for s hort t o ground
B11B5-11Butt on 8But ton 8 circuit - short togroundRefer to electrical ci rcuit diagrams and checkbut t on 8 circui t for s hort t o ground
B11B6-11Butt on 9But ton 9 circuit - short togroundRefer to electrical ci rcuit diagrams and checkbut t on 9 circui t for s hort t o ground
B1A59-49Sensor 5 volt supplyInternal el ect ronic fail ureIns t al l a new i nformat ion and ent ert ainmentmodule, refer t o t he new modul e/componentins tal lati on note at the t op of the DTC Index
B1D21-15Remote cont rol s wit chRemot e control s wi tch circui t -s hort t o power, open circui tRefer to electrical ci rcuit diagrams and checkremot e cont rol s wi tch circui t for s hort t o power,open ci rcuitU0010-00Medium s peed CANcommunicati on BusBus O ffCarry out pi npoi nt tes ts as s oci ated wit h thi s DTCusi ng t he manufact urer approved diagnost ics ys t em
U0127-00Lost communi cat ionswi th t ire pres s uremonit or s ys t em module
Los t communicat ionsCarry out CAN Network int egrit y t est s us ingmanufacturer approved diagnost ic sys tem. CheckCJB for DTCs and refer to relevant DTC Index.For addit ional informati on, refer t o:Communicati ons Net work (418-00 ModuleCommunicati ons Net work, Di agnos is andTes t ing).
U0140-00Lost communi cat ionswi th CJBLos t communicat ionsCarry out CAN Network int egrit y t est s us ingmanufacturer approved diagnost ic sys tem. CheckCJB for DTCs and refer to relevant DTC Index.For addit ional informati on, refer t o:Communicati ons Net work (418-00 ModuleCommunicati ons Net work, Di agnos is andTes t ing).U0142-00Lost communi cat ionwi th body controlmodule 'B'
Los t communicat ionsCarry out CAN Network int egrit y t est s us ingmanufacturer approved diagnost ic sys tem. CheckCJB for DTCs and refer to relevant DTC Index.For addit ional informati on, refer t o:Communicati ons Net work (418-00 ModuleCommunicati ons Net work, Di agnos is andTes t ing).
U0155-00Lost communi cat ionwi th i nst rument clus t erLos t communicat ionsCarry out CAN Network int egrit y t est s us ingmanufacturer approved diagnost ic sys tem. Checkins trument cl ust er for DTCs and refer to relevantDTC Index.For addit ional informati on, refer t o: Ins trumentClus ter (413-01 Ins t rument Clus t er, Diagnosi sand Tes t ing).
U0159-00Lost communi cat ionswi th park ass i st controlmodule 'A'
Los t communicat ionsCarry out CAN Network int egrit y t est s us ingmanufacturer approved diagnost ic sys tem. Checkparking ai d module for DTCs and refer t o relevantDTC Index.For addit ional informati on, refer t o: Parking Ai d(413-13 Parking Aid, Di agnos is and Tes ti ng).
U0164-00Lost communi cat ionwi th cl imat e cont rolmodule
Los t communicat ionsCarry out CAN Network int egrit y t est s us ingmanufacturer approved diagnost ic sys tem. Checkcl imat e control modul e for DTCs and refer t orel evant DTC Index.For addit ional informati on, refer t o: ClimateCont rol Sys tem (412-00 Cl imat e Control Sys t em -General Informati on, Diagnos is and Tes t ing).
U0184-00Lost communi cat ionwi th radioLos t communicat ionsCarry out pi npoi nt tes ts as s oci ated wit h thi s DTCusi ng t he manufact urer approved diagnost ics ys t emU0186-00Lost communi cat ionswi th audio amplifier 'A'Los t communicat ionsCarry out pi npoi nt tes ts as s oci ated wit h thi s DTCusi ng t he manufact urer approved diagnost ics ys t em
Page 110 of 3229

DT CDescriptionPossible CauseAction
U0193-00Lost communi cat ionswi th di git al audiocont rol module 'A'
Los t communicat ionsCarry out pi npoi nt tes ts as s oci ated wit h thi s DTCusi ng t he manufact urer approved diagnost ics ys t em
U0197-00Lost communi cat ionswi th t elephone cont rolmodule
Los t communicat ionsCarry out pi npoi nt tes ts as s oci ated wit h thi s DTCusi ng t he manufact urer approved diagnost ics ys t emU0199-00Lost communi cat ionswi th DDMLos t communicat ionsCarry out MOST Network int egrit y t est s us ingmanufacturer approved diagnost ic sys tem. CheckDDM for DTCs and refer t o relevant DTC Indexbel ow
U0200-00Lost communi cat ionswi th PDMLos t communicat ionsCarry out MOST Network int egrit y t est s us ingmanufacturer approved diagnost ic sys tem. CheckPDM for DTCs and refer t o rel evant DTC Indexbel ow
U0214-00Lost communi cat ionswi th remote functi onactuati on
Los t communicat ionsCarry out CAN Network int egrit y t est s us ingmanufacturer approved diagnost ic sys tem. Checkremot e keyl ess ent ry modul e for DTCs and referto relevant DTC Index below
U0245-00Lost communi cat ionswi th ent ert ai nmentcont rol module - front
Los t communicat ionsCarry out MOST Network int egrit y t est s GO toPinpoint Test ??. . Check for addi ti onal DTCs andrefer t o relevant DTC Index
U0256-00Lost communi cat ionswi th front control sint erface modul e
Los t communicat ionsCarry out MOST Network int egrit y t est s GO toPinpoint Test ??. . Check for addi ti onal DTCs andrefer t o relevant DTC IndexU0257-00Lost communi cat ionswi th frontcont rol s/dis playint erface modul e
Los t communicat ionsCarry out MOST Network int egrit y t est s GO toPinpoint Test ??. . Check for addi ti onal DTCs andrefer t o relevant DTC Index
U0300-00Int ernal cont rol modules oft wareincompati bili ty
Incorrect s oft wareCheck s oft ware level i s correct t o hardware level
U0300-51Int ernal cont rol modules oft wareincompati bili ty
Not programmedDownload t he correct level of s oft ware usi ng t hemanufacturer approved diagnost ic sys tem
U3000-55Control modul eIncorrect car confi gurati on datarecei vedCheck/up-dat e Car Configurat ion Fi le us i ngmanufacturer approved diagnost ic sys tem
U3000-87Control modul eMis si ng mes s ageCheck CJB for DTCs and refer t o DTC Index.For addit ional informati on, refer t o:Communicati ons Net work (418-00 ModuleCommunicati ons Net work, Di agnos is andTes t ing).Check i nformat ion and ent ert ainment module forCar Configurat ion Fil e and MOST net work DTCsand refer t o relevant DTC Index. Carry outMOST/CAN net work t es ts us ing the manufact urerapproved di agnos ti c s yst emU3002-81Vehicle Identi ficat ionNumberIncorrect VIN s tored andl ocked (module previ ous l yi nst all ed to other vehi cl e)
Ens ure correct component is ins tall ed t o vehi cl e
U3003-62Batt ery vol tageMis -mat ch in bat t ery volt age,of 2 vol ts or more, bet weeni nformati on and ent ert ainmentcontrol modul e and CJB
Carry out pi npoi nt tes ts as s oci ated wit h thi s DTCusi ng t he manufact urer approved diagnost ics ys t em
Page 111 of 3229

Publ is hed: 28-Apr-2011
General Information - Diagnostic Trouble Code (DTC) IndexDTC:
Infotainment Control Module (ICM) - Low Line
Des cript ion and Operat ion
• NOTE: If a cont rol module or component i s s uspect and the vehicl e remai ns under manufacturer warrant y, refer t o t heW arranty Pol icy and Procedures manual (s ect ion B1.2), or determine i f any pri or approval program is i n operat ion, beforet he replacement of a component.
• NOTE: Generic scan t ool s may not read the codes li st ed, or may read only 5-digi t codes . Match t he 5 digi ts from t he s cant ool t o t he fi rs t 5 di gi ts of the 7-digit code li s ted t o i dent ify the fault (the last 2 digi ts gi ve ext ra informati on read by themanufacturer-approved di agnos ti c s ys t em).
• NOTE: W hen performing volt age or res is t ance t est s , always use a digi tal mult imeter (DMM) accurat e t o t hree deci malplaces, and wi th an up-t o-date cal ibrat ion cert ificate. W hen tes ti ng res is t ance al ways take t he res is t ance of t he DMMleads i nt o account .
• NOTE: Check and recti fy bas ic faul ts before beginni ng diagnos t ic rout ines i nvol vi ng pinpoint t es t s.
• NOTE: Ins pect connect ors for s igns of water ingres s , and pins for damage and/or corros ion.
• NOTE: If DTCs are recorded and, aft er performi ng the pi npoi nt tes ts , a fault is not present , an int ermi tt ent concern maybe t he caus e. Always check for loose connect ions and corroded terminals .
Des cript ion And Operat ion
For a detail ed descripti on of the infont ai nment cont rol s ys t em, refer t o t he rel evant Des cript ion and Operat ion secti on int he works hop manual .For addit ional informat ion, refer t o: Audi o Sys tem (415-01 Informati on and Entertainment Sys tem, Des cript ion andOperat ion).
Infotainment control module (low line) (IC M)
DT CDescriptionPossible CauseAction
B1A00-16Control modul eSuppl y volt age lowCarry out pi npoi nt tes ts ass ociated wit h t hi s DTC us ing t hemanufacturer approved diagnost ic sys tem
B1A01-01Speaker #1Left front s peakercircui t - short ci rcuitCarry out pi npoi nt tes ts ass ociated wit h t hi s DTC us ing t hemanufacturer approved diagnost ic sys tem
B1A01-13Speaker #1Left front s peakercircui t - open ci rcuitRefer t o the el ect ri cal circui t diagrams and check left fronts peaker ci rcuit for open ci rcuit
B1A02-01Speaker #2Right front s peakercircui t - short ci rcuitCarry out pi npoi nt tes ts ass ociated wit h t hi s DTC us ing t hemanufacturer approved diagnost ic sys tem
B1A02-13Speaker #2Right front s peakercircui t - open ci rcuitRefer t o electrical ci rcuit diagrams and check right fronts peaker ci rcuit for open ci rcuit
B1A03-01Speaker #3Left rear s peakercircui t - short ci rcuitCarry out pi npoi nt tes ts ass ociated wit h t hi s DTC us ing t hemanufacturer approved diagnost ic sys tem
B1A03-13Speaker #3Left rear s peakercircui t - open ci rcuitRefer t o electrical ci rcuit diagrams and check l eft rears peaker ci rcuit for open ci rcuit
B1A04-01Speaker #4Right rear s peakercircui t - short ci rcuitCarry out pi npoi nt tes ts ass ociated wit h t hi s DTC us ing t hemanufacturer approved diagnost ic sys tem
B1A04-13Speaker #4Right rear s peakercircui t - open ci rcuitRefer t o electrical ci rcuit diagrams and check right rears peaker ci rcuit for open ci rcuit
B1A56-14AntennaAntenna circui t -s hort t o ground,open circuit
Refer t o electrical ci rcuit diagrams and check antennacircuit for s hort ground, open circui t
B1D19-96Compact di sc uni tComponent i nternalfai lureIns t al l a new compact di s c uni t, refer t o t he newmodule/component i nst all ati on not e at t he t op of the DTCIndex.For addit ional informat ion, refer t o: Audi o Unit (415-01Informat ion and Ent ert ai nment Sys t em, Removal andIns t al lat ion).
B1D19-98Compact di sc uni tCompact di sc uni tover t emperat ureCheck for addi ti onal DTCs and refer to DTC Index,check/moni tor s ys t em for re-occurrence
B1D20-91Head unitHead unit belowt emperatureCheck for addi ti onal DTCs and refer to DTC Index,check/moni tor s ys t em for re-occurrence
B1D20-98Head unitHead unit overt emperatureCheck for DTCs and refer t o DTC Index, check/monit ors ys t em for re-occurrence
B1D21-11Remote cont rol s wit chRemote cont rols wit ch circuit - shortt o ground
Refer t o electrical ci rcuit diagrams and check remote controls wit ch ci rcuit for short to ground
Page 112 of 3229

DT CDescriptionPossible CauseAction
B1D21-13Remote cont rol s wit chRemote cont rols wit ch circuit - opencircui t
Refer t o electrical ci rcuit diagrams and check remote controls wit ch ci rcuit for open ci rcuit
U0010-87Medium speed CANcommunicati ons BusMi ss ing mess ageCarry out pi npoi nt tes ts ass ociated wit h t hi s DTC us ing t hemanufacturer approved diagnost ic sys temU0010-88Medium Speed CANCommunicati on BusBus OffCarry out CAN network int egrit y t est s us ing t hemanufacturer approved diagnost ic sys temU0073-88Control modul ecommunicati on Bus 'A'off
Bus OffCarry out pi npoi nt tes ts ass ociated wit h t hi s DTC us ing t hemanufacturer approved diagnost ic sys tem
U0300-55Int ernal cont rol modules oft ware i ncompat ibil it yIncorrect CarConfi gurati on Fi leIncorrect componentins t al led
Check/amend Car Confi gurati on Fil e usi ng manufacturerapproved di agnos t ic s yst em. Ins t all correct component
U1A03-87Car Configurat ionParamet erMi ss ing mess ageCheck/amend the Car Confi gurati on Fi le us i ng themanufacturer approved diagnost ic sys tem. Carry out CANnetwork int egrit y t es t s us ing t he manufacturer approveddiagnos t ic s ys tem