2006 LAND ROVER FRELANDER 2 Repair Manual

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LAND ROVER FRELANDER 2 2006 Repair Manual ItemPart NumberDescription
1-Seat pos it ion sens or2-Target bracket
The s eat pos it ion s ens or, a ’Hal l effect ’ type, is fit ted t o t he unders ide of t he dri ver’s s eat. The s ensor

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LAND ROVER FRELANDER 2 2006 Repair Manual An energy reserve in the RCM ens ures there is al ways a mini mum of 150 mill is econds of s tored energy avai lable if t hepower supply from t he ignit ion s wi tch i s dis rupt ed during a cras

An energy reserve in the RCM ens ures there is al ways a mini mum of 150 mill is econds of s tored energy avai lable if t hepower supply from t he ignit ion s wi tch i s dis rupt ed during a cras h. The st ored energy i s s ufficient t o produce fi ri ng si gnal sfor t he dri ver ai r bag, t he pass enger ai r bag and the s afet y belt pret ensi oners .
W hen t he i gni ti on is s wi tched on t he RCM performs cycli cal monit ori ng of the sys tem. If a fault is det ect ed t he RCM s t oresa related fault code and s ends t he s ignal to il luminat e t he air bag warni ng indicator. The fault s can be retrieved by theLand Rover approved diagnos t ic s ys tem. If a faul t that coul d cause a fal se fi re si gnal i s det ected, the RCM dis ables t heres pect ive firing ci rcuit , and keeps it di s abl ed during a cras h event .
Air Bags
Hybrid Inflator Technology
All air bags feat ure hybrid i nflat ors , rat her than t he previous ly us ed s olid pyrotechni c gas generators which us e anexpl osi on t o generate t he air bag charge di rectl y. Hybrid i nflat ors us e a sel f-cont ained pyrotechnic device t o heat a cyl inderof compress ed i nert gas wit hin the i nfl at or. Above a cali brated press ure, t his cyli nder burs t s and t he gas is released intot he fabri c bag.
The benefit s of hybrid infl ators are cooler gas, hence lower bag s urface t emperat ures , and the el imi nat ion ofpost -deployment effluent ass ociat ed wit h s oli d pyrotechnic generators.
Dual Stage Inflators
Both the driver air bag and pass enger ai r bag feature dual-st age inflat ors . Each ai r bag empl oys two separat e i nflat ors ,fi tt ed wi th independent squibs connect ed t o the ai r bag. This allows ai r bag s ize, press ure and rat e of ri s e in pres sure t obe opti mized t o s uit t he vehicle's s t ructural characteris ti cs as well as t he s everity of the act ual i mpact .
The res t raint control modul e (RCM) moni tors t he s everi ty of the coll is ion, s afety bel t tens ion and proxi mit y of t he dri ver'ss eat t o t he s teering wheel in order t o det ermi ne the ai r bag depl oyment s t rat egy:
At rel ati vel y low speeds, or when s mal ler occupant s are s eat ed clos e t o t he st eeri ng wheel only the 'st age 1'inflat or deploys ; thi s inflates t he air bag t o about 70% of i ts capaci ty.At higher speed i mpact s both 's tage 1' and aft er a pre-s et interval , 's tage 2' inflat or deploys t o achi eve maximumair bag volume, unles s t he dri ver i s dangerous ly cl os e to t he s t eering wheel.
Driver Air Bag
The dri ver ai r bag has a two s tage i nflat or, wi th s eparat e electrical connect ors for each s t age. Lines mol ded int o t he inners urface of t he dri ver ai r-bag cover, provi de weak poi nts t hat s pl it open i n a control led manner when t he dri ver air bagdepl oys .
Passenger Air Bag
ItemPart NumberDescription
1-Stage one – 70% air bag volume
2-Stage t wo – full ai r bag vol umeThe t op of the pas senger air bag is att ached t o a re-enforcement l id in t he ins t rument panel . The reinforcement lidincorporat es a s ingle door t hat opens , spl it ti ng the ins trument panel coveri ng, when the ai r bag deploys . The air bag has at wo s tage i nflat or, wi th separat e electrical connect ors for each st age.
Passenger Air Bag Disable Switch

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LAND ROVER FRELANDER 2 2006 Repair Manual A key-operat ed pass enger ai r bag di s abl e s wit ch is ins tall ed in specified market s . When t he pass enger ai r bag deacti vat ions wit ch is operat ed, it changes a ground connect ion be

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LAND ROVER FRELANDER 2 2006 Repair Manual ItemPart NumberDescription
1-Air curt ai n housi ng2-Depl oyment ramps
3-Gas generat or
4-Rear t ether5-Curtai n
6-Air chambers
7-Front tet herSide ai r curtains protect agai nst head i njuri es i

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LAND ROVER FRELANDER 2 2006 Repair Manual A pretens ioner i s i nt egrat ed int o each front s afet y belt buckl e and att ached to a bracket on t he i nboard s ide of t he seat .The pret ens i oner pull s 80mm of s lack from the safet y

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LAND ROVER FRELANDER 2 2006 Repair Manual Publi s hed: 11-May-2011
Supplemental Restraint System - Air Bag Supplemental Restraint System
(SRS)
Diagnosi s and Tes ti ng
Principles of Operation
For a detail ed descripti on of the ai r bag s up

Publi s hed: 11-May-2011
Supplemental Restraint System - Air Bag Supplemental Restraint System
(SRS)
Diagnosi s and Tes ti ng
Principles of Operation
For a detail ed descripti on of the ai r bag s upplement al res traints sys tem, refer t o the rel evant Des cript ion and Operat ions ect ion i n t he works hop manual .REFER to: Ai r Bag and Safety Bel t Pretens ioner Suppl ement al Res t raint Sys tem (SRS) (501-20B Suppl ement al Res t rai ntSyst em, Des cript ion and Operat ion).
Inspection and Verification
W ARNING: TO AVOID ACCIDENTAL DEPLOY MENT AND POSSIBLE PERSONAL INJURY , THE BACKUP POWER SUPPLYMUST BE DEPLETED BEFORE REPAIRING OR REPLACING ANY AIR BAG SUPPLEMENTAL RESTRAINT SYSTEM (SRS)COMPONENTS. TO DEPLETE THE BACKUP POW ER SUPPLY ENERGY , DISCONNECT THE BATTERY GRO UND CABLE AND W AITTW O MINUTES. FAILURE TO FOLLOW THIS INSTRUCTION MAY RESULT IN PERSONAL INJURY .
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.
• NOTE: Given t he l egal impl icati ons of a res t raint s s ys t em fail ure, harness repairs to Air Bag module ci rcuit s are notacceptable. W here t he t ext refers to "REPAIR the circui t", t hi s wi ll normal ly mean the repl acement of a harnes s .
1. Verify t he cus t omer concern.1.
2. Vis ually ins pect for obvious s igns of damage.2.
Visual Inspection
ElectricalBatt ery condit ion, s tat e of chargeMake s ure al l elect rical connect or(s) are engaged correct ly on the ai r bag ci rcuit sW iri ng harnes sAir bag modul e(s )Make s ure the rest rai nts control modul e (RCM) is correct ly ins tall edFuse(s )Sensor(s )Pret ensi oner(s )W arning l amp bulb(s)
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 Rest rai nts Cont rol Modul e (RCM) and Occupancy Cl ass i ficat ion Syst em(OCS) module for Diagnos t ic Troubl e Codes (DTCs ) and refer t o t he DTC Index.4.
Given t he complexit y of the s ys tem and the pot enti al for damage/injury, t he preferred met hod of di agnos is i s via theManufacturer approved diagnost ic sys tem.
If the Manufacturer approved di agnos ti c s ys t em i s not avai lable, use a s can tool to ext ract DTCs and refer to the DTCIndex.
DTC Index
• NOTE: If the control modul e is sus pect and t he vehicle remains under manufact urer warranty, refer to the W arrant y Poli cyand Procedures manual (s ect ion B1.2), or determine i f any prior approval programme is i n operat ion, prior t o t heins t al lat ion of a new modul e.
• 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 addi ti onalinformat ion read by the manufact urer approved diagnos t ic s ys tem).
• NOTE: W hen performing el ect ri cal volt age or resi s tance tes t s, al ways us e a digit al mult imet er (DMM) accurate to threedeci mal places , and wi th an up-to-date cali brat ion cert ificate. W hen t es ti ng res is t ance, always take t he res i st ance of t heDMM leads int 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 .
For a compl ete lis t of all Di agnos ti c Trouble Codes (DTCs) t hat could be logged on this vehicle, pleas e refer to Sect ion100-00
REFER to: Di agnos ti c Trouble Code (DTC) Index - DTC: Res trai nts Cont rol Module (RCM) (100-00 General Informati on,Des cript ion and Operat ion).

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LAND ROVER FRELANDER 2 2006 Repair Manual Publi s hed: 11-May-2011
Supplemental Restraint System - Restraints Control Module (RCM)
Removal and Inst all ati on
Removal
• NOTE: The RCM must be replaced aft er every ti me any SRS component

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LAND ROVER FRELANDER 2 2006 Repair Manual Publi s hed: 11-May-2011
Supplemental Restraint System - Driver Air Bag Module
Removal and Inst all ati on
Special T ool(s) 501-106
Remover, Driver Air Bag
Removal Di sconnect t he bat t ery ground

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