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Us ing t hese inputs t he ECM us es an al gorit hm t o moni tor t he driver’s t orque and performance demand in the current geart o est abli sh if t he s ame t orque and performance coul d be achi eved in t he next hi ghest gear to improve fuel effi ci ency,wit hout introduci ng engi ne labori ng.
The s ignal from t he Steeri ng Angle Sens or i s us ed to inhibi t ill uminat ion of t he Gear Shi ft Indi cat or when the vehicle ist ravel ing round a bend in the road.
Linear cl utch s ensor
The li near clut ch s ens or a component i nt roduced wit h t he Stop/St art s ys tem is us ed to reset t he indicat or l amp each ti mea gear change i s executed.For addit ional informat ion, refer t o: Starti ng Sys t em (303-06C Starti ng Syst em - TD4 2.2L Di es el, Vehicles Bui lt From:01-03-2009, Descripti on and Operat ion).
The t wo exis ti ng clutch pos it ion-s wi tches located on the clut ch pedal housi ng and used as inputs for various vehicles ys t ems , are al so us ed by t he Gear Shift Indicator s yst em for plaus ibil it y checks.
• NOTE: The Gear Shi ft Indicator wil l not funct ion if t here is fault wi th the St op/St art s yst em.
For addit ional informat ion, refer t o: Starti ng Sys t em (303-06C Starti ng Syst em - TD4 2.2L Di es el, Vehicles Bui lt From:01-03-2009, Descripti on and Operat ion).
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Publi s hed: 11-May-2011
Instrument Cluster - Instrument Cluster
Diagnosi s and Tes ti ng
Principles of Operation
For a detail ed descripti on of the Ins trument Clus ter, refer t o t he rel evant Descripti on and Operat ion s ecti on in t heworks hop manual .REFER to: Inst rument Cl us t er (413-01 Ins trument Cl ust er, Des cri pt ion and Operati on).
Inspection and Verification
CAUTION: Di agnos is by s ubs ti tut ion from a donor vehicle is NO T acceptabl e. Subs ti tut ion of cont rol modules doesnot guarant ee confirmat ion of a faul t, and may als o caus e addit ional fault s i n t he vehi cl e being t est ed and/or t he donorvehi cl e.
1. Verify t he cus t omer concern.1.
2. Vis ually ins pect for obvious s igns of mechani cal or electrical damage and sys tem integrit y.2.
Visual InspectionMechanicalElectrical
Flui d levelsAcces s ory i nst all at ionsFus eW iring harnes sEl ect ri cal connectorsIns trument cl us t erCent ral Juncti on Box (CJB)Engine Cont rol Module (ECM)
3. If an obvious cause for an obs erved or report ed concern is found, correct t he caus e (if pos s ible) beforeproceeding t o t he next s t ep3.
4. If t he caus e is not vis ually evi dent , check for Di agnos ti c Trouble Codes (DTCs) and refer t o t he DTC Index.4.
DTC Index
• NOTE: If the control modul e or a component i s s us pect and the vehicle remains under manufacturer warrant y, refer t o theW arranty Pol icy and Procedures manual (s ect ion B1.2), or determine i f any pri or approval programme is in operat ion, pri ort o the ins tall ati on of a new module/component.
• NOTE: Generic scan t ool s may not read the codes li st ed, or may read only fi ve digit codes . Mat ch the five di git s from t hes can tool to the firs t fi ve di git s of the seven digi t code l is ted to ident ify t he faul t (t he las t t wo digi ts gi ve ext rainformat ion read by the manufact urer-approved diagnost ic s ys tem).
• 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 wit h a current cal ibrat ion cert ificate. W hen tes ti ng res i st ance, always take the res is tance of the DMM l eads i ntoaccount.
• 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: 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 .
REFER to: Di agnos ti c Trouble Code (DTC) Index - DTC: Ins t rument Clus t er (IPC) (100-00 General Informat ion, Des cript ionand Operat ion).
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Publi s hed: 11-May-2011
Instrument Cluster - Instrument Cluster
Removal and Inst all ati on
Removal
• NOTE: W hen a new ins t rument clus ter is to be ins tal led, the Land Rover approved diagnos ti c s ys t em mus t be connect edt o the vehicl e and the ins trument cl us t er renewal procedure foll owed. This wil l al low vehicl e codi ng dat a and currents ervice i nt erval data t o be correctl y ins tal led t o t he new i ns t rument clus ter.
• NOTE: Removal s t eps in t his procedure may cont ain i nst all ati on det ail s.
Make t he SRS s ys t em s afe.
Refer t o: Standard W orks hop Pract ices (100-00 General Informat ion,Des cript ion and Operat ion).
1.
Remove t he dri ver l ower ai r bag modul e.
Refer t o: Dri ver Lower Air Bag Module (501-20B SupplementalRes traint Sys t em, Removal and Inst all at ion).
2.
3. NOTE: RHD i llus t rat ion s hown, LHD is s i mil ar.
Remove t he keyl es s s t art cont rol module trim cover.
3.
Remove t he s teeri ng col umn l ower cowl.4.
Adjus t t he s teeri ng col umn t o i ts l owest pos it ion.5.
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6.
7. NOTE: Take ext ra care when rel eas i ng the cl ips .
Remove t he ins trument cl ust er s urround.
7.
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Remove t he 3 Torx screws .8.
9.
Installation
To i nst all , revers e t he removal procedure.1.
If a new component has been ins t al led, configure usi ng Land Roverapproved diagnos t ic equipment .2.
Page 1782 of 3229
Publi s hed: 11-May-2011
Horn -
Torque SpecificationsDescriptionNmlb-ft
Horn bracket2518
Horn nut107
Page 1783 of 3229

Publi s hed: 11-May-2011
Horn - Horn
Des cript ion and Operat ion
COMPONENT LOCATION
ItemPart NumberDescription1-Central Juncti on Box (CJB)
2-Horn s wit ches
3-Relay R10 (Bat tery Juncti on Box (BJB))4-Horns
OVERVIEW
The vehi cl e horns are operat ed by pres si ng eit her of t he vert ical bars mounted on the s t eering wheel . Horn s wit ch s tat us ismonit ored by t he CJB via the s t eering wheel module. W hen ei ther of the s wi tches is press ed t he CJB energizes t he hornrel ay (relay R10), whi ch is l ocat ed wit hin the BJB. The energized horn relay provi des a bat t ery feed to the 2 vehi cl e horns .Both horns are mount ed on brackets and s ecured t o t he cent er of t he front cros s member, forward of the radiat or.
The vehi cl e horns will al so sound i f the ant i-theft al arm s ys t em i s act ivat ed. If thi s occurs , operat ion of t he vehi cl e hornsis cont roll ed automat ically by the CJB.For addit ional informat ion, refer t o: Anti -Theft - Act ive (419-01A Anti -Theft - Acti ve, Des cri pt ion and Operati on).
Page 1784 of 3229

Publi s hed: 11-May-2011
Horn - Horn
Diagnosi s and Tes ti ng
Principles of Operation
For a detail ed descripti on of the horn s yst em, refer to the relevant Des cri pt ion and Operati on s ect ion i n t he works hopmanual.REFER to: Horn (413-06 Horn, Descripti on and Operat ion).
Inspection and Verification
CAUTION: Di agnos is by s ubs ti tut ion from a donor vehicle is NO T acceptabl e. Subs ti tut ion of cont rol modules doesnot guarant ee confirmat ion of a faul t, and may als o caus e addit ional fault s i n t he vehi cl e being t est ed and/or t he donorvehi cl e.
1. Verify t he cus t omer concern.1.
2. Vis ually ins pect for obvious s igns of mechani cal or electrical damage.2.
Visual InspectionMechanicalElectrical
Horn s wit chesClock s pri ng/s teeri ng angle s ensorHorns
Fus es/rel ays (refer to elect rical guide)W iring harnes sCorrect engagement of el ect ri cal connect orsLoos e or corroded connecti onsCent ral Juncti on Box (CJB)Bat tery Juncti on Box (BJB)
3. If an obvious cause for an obs erved or report ed concern is found, correct t he caus e (if pos s ible) beforeproceeding t o t he next s t ep.3.
4. If t he caus e is not vis ually evi dent , check CJB for Di agnos ti c Trouble Codes (DTCs ) and refer t o the DTC Index.4.
DTC Index
• NOTE: If the control modul e or a component i s s us pect and the vehicle remains under manufacturer warrant y, refer t o theW arranty Pol icy and Procedures manual (s ect ion B1.2), or determine i f any pri or approval programme is in operat ion, pri ort o the ins tall ati on of a new module/component.
• NOTE: Generic scan t ool s may not read the codes li st ed, or may read only fi ve digit codes . Mat ch the five di git s from t hes can tool to the firs t fi ve di git s of the seven digi t code l is ted to ident ify t he faul t (t he las t t wo digi ts gi ve ext rainformat ion read by the manufact urer-approved diagnost ic s ys tem).
• 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 wit h a current cal ibrat ion cert ificate. W hen tes ti ng res i st ance, always take the res is tance of the DMM l eads i ntoaccount.
• 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: 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 .
DT CDescriptionPossible CauseActionB1C5512Horn Relay Coil Ci rcuit -circui t s hort to powerHorn relay control ci rcuit -s hort to powerRefer t o el ect ri cal circui t di agrams and checkhorn rel ay cont rol circuit for s hort to power
B1C5514Horn Relay Coil Ci rcuit - ci rcuits hort t o ground or openHorn relay control ci rcuit -s hort to ground, open circui tRefer t o el ect ri cal circui t di agrams and checkhorn rel ay cont rol circuit for s hort to ground,open circui t
U012600Los t Communicati on W i thSt eering Angle Sens or Modul eLos t communicati on wit hs teeri ng angl e s ensorCarry out t he ass ociat ed net work tes t for t hisDTC us i ng the manufact urer approveddi agnos ti c s ys t em