LAND ROVER FRELANDER 2 2006 Repair Manual

5.
6.
7.
Installation
To i nst all , revers e t he removal procedure.1.

Publi s hed: 11-May-2011
Starting System - TD4 2.2L Diesel - Start Control Unit
Removal and Inst all ati on
Removal
1. NOTE: Thi s s tep must be performed i f replacing t he s tart cont rol
unit .
• NOTE: Make s ure that all keys (remote cont rol hands ets ) are
pres ent when performi ng thi s procedure.
Us ing t he Land Rover approved diagnost ic equipment , int errogat e
t he s tart cont rol uni t and upload t he s tored dat a.
1.
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).
2.
Remove t he dri ver l ower ai r bag.
Refer t o: Dri ver Lower Air Bag Module (501-20B Supplemental
Res traint Sys t em, Removal and Inst all at ion).
3. Remove t he s tart er cont rol unit t ri m cover.
4. Remove t he ins trument cl ust er s urround.
5.

Remove t he s teeri ng col umn l ower cowl.
6. Adjus t t he s teeri ng col umn t o i ts l owest pos it ion.
7. 8.

Remove t he s tart control uni t.
9.
Installation To i nst all , revers e t he removal procedure.
1.
Us ing t he Land Rover approved diagnost ic equipment , downl oad the
previous ly st ored i nformati on to a new s t art cont rol unit .
2.

Publi s hed: 11-May-2011
Starting System - TD4 2.2L Diesel - Start Inhibit SwitchLHD AWD
Removal and Inst all ati on
Removal
Di sconnect t he bat t ery ground cable.
Refer t o: Specificati ons (414-00 Bat tery and Charging Sys tem -General Informat ion, Specificati ons).
1.
Remove t he dri ver l ower ai r bag.
Refer t o: Dri ver Lower Air Bag Module (501-20B SupplementalRes traint Sys t em, Removal and Inst all at ion).
2.
3.
Installation
To i nst all , revers e t he removal procedure.1.
Us ing t he Land Rover approved diagnost ic equipment , fol low t heon-s creen i nst ructi ons and configure a new s tart inhibi t swit ch.2.

Publi s hed: 11-May-2011
Starting System - TD4 2.2L Diesel - Start Inhibit SwitchRHD AWD
Removal and Inst all ati on
Removal
Di sconnect t he bat t ery ground cable.
Refer t o: Specificati ons (414-00 Bat tery and Charging Sys tem -
General Informat ion, Specificati ons).
1.
Remove t he dri ver l ower ai r bag.
Refer t o: Dri ver Lower Air Bag Module (501-20B Supplemental
Res traint Sys t em, Removal and Inst all at ion).
2. 3.
4.
5.
Installation

To i nst all , revers e t he removal procedure.
1.
Us ing t he Land Rover approved diagnost ic equipment , fol low t he
on-s creen i nst ructi ons and configure a new s tart inhibi t swit ch.
2.

Publi s hed: 11-May-2011
Starting System - TD4 2.2L Diesel, Vehicles Built From: 01-03-2009 -
Starting System
Des cript ion and Operat ion
STOP/START SYSTEM
COMPONENT LOCATION
Stop/St art s ys tem component locati on
ItemPart NumberDescription
1-Volt age quali ty modul e2-Batt ery moni toring s yst em modul e
3-Absorpt ion gl ass mat batt ery
4-Gear neut ral s ens or5-Starter mot or
6-Auxi li ary cool ant pump
7-Linear cl ut ch s ens or8-Brake vacuum s ens or
9-Stop/St art s wi tch
OVERVIEW

The TD4_e int roduces t he first i ntell igent ‘St op/Start’ s yst em i nto a Land Rover vehi cle. The s ys t em automat icall y s hut sdown and res t art s the vehicl e’s engi ne when t he appropriat e condi ti ons are s at is fi ed. This reduces t he amount of ti me t heengi ne s pends i dling, t hereby improvi ng fuel economy and reduci ng emis s ions . Thi s is advantageous for vehi cles whichs pend si gni fi cant amounts of t ime in congest ed t raffi c, for example:
wait ing at t raffi c li ght s ,frequent ly comi ng to a halt i n traffic jams .
Gains from thi s t echnology in comparis on to a previous TD4 vehicle wit hout St op/St art, and bas ed on a legal ly defined‘European Drive Cycl e’ are t ypi cal ly i n t he range of:
CO2 emi ss i ons , reduced by almos t 8 percent over t he s t andard EU4 dri ve cycle, t hi s equat es t o a reduct ion of
15g/km.Fuel consumpt ion, improved by 3.8 mil es per gall on; or 0.6 li ters for every 62 mil es / 100 kil omet ers .
• NOTE: Fuel economy and emis s ion reduct ion wi ll vary on drivi ng st yle and traffi c conges ti on.
Int roduced as s tandard i n t he dies el vehicle wit h manual trans mi s si on, t he St op/Start sys tem is aut omati cal ly act ivatedeach ti me an i gni ti on cycl e occurs . However, t he driver can deact ivate the s ys tem by pres si ng t he ‘Eco’ s wi tch i n the fas ci a.
Eco Stop/St art Swi tch
• NOTE: In addi ti on t o t he Stop/St art s yst em the ‘Eco’ s wit ch als o operates the Gear Shift Indicator s yst em.
For addit ional informat ion, refer t o: Ins t rument Clus ter (413-01 Inst rument Cl us t er, Des cript ion and Operat ion).
The LED t el l-tal e li ght in t he Eco s wit ch is i ll uminated to inform t he dri ver t hat the St op/St art s yst em i s funct ioningcorrect ly. The tel l-tale li ght wi ll exti ngui sh if:
The dri ver s wi tches off t he Stop/St art s ys tem.Eit her HDC (hi ll decent cont rol ) or TR (terrain res pons e) is act ive.There i s a s ys tem fault ; for addit ional informati on, refer t o t he Sys t em Fault s ect ion bel ow.
New s oft ware added t o t he ECM (engine cont rol module) controls t he operati on of the St op/St art s yst em where i n addi ti ont o it s own dedicated component s t he Stop/Start sys tem encompas s es many other vehi cl e s yst ems . Complex t echnologyint erconnects thes e s ys t ems and ens ures all t he neces s ary condi ti ons are s ati s fi ed by monit oring, among ot hers :
posi ti on of the cl ut ch pedal ,gear s elect or pos it ionroad s peeds tat e of vit al vehicle sys temsenvi ronmental condi ti ons .
If al l neces sary condi ti ons are s ati sfied the St op/Start s ys t em wi ll automat icall y stop t he engine i f:
t he vehi cl e is st ati onary,t he trans mi s si on is in neutral,t he cl utch pedal i s ful ly releas ed.
The dri ver wi ll be not ifi ed t hat t he engine i s s hut down by t he ‘Eco’ i con bei ng il lumi nat ed in the i nst rument clus t er. Ot herwarni ngs normall y ass ociat ed wit h an engine s hutdown, for example the i gni ti on and low oil pres s ure i ndi cat ors ares uppress ed s o wi ll not il lumi nat e duri ng an engine s hutdown i n a St op/Start cycle.

Eco Stop/St art Indicat or
The engi ne wi ll automat ically res tart when the driver depress es t he clut ch, ready for a gear t o be sel ect ed. The ‘Eco’ iconin the i nst rument clus t er will exti ngui s h at thi s point.
If sys tem condi ti ons are not approved by the ECM the St op/St art s yst em will not behave as expect ed, exampl es of thisare:
Syst em i nhibit : the engi ne wil l conti nue running even t hough t he vehicle i s s tat ionary wit h t he trans mi s si on inneut ral and t he clut ch pedal ful ly released.Syst em override: t he engi ne has been st opped by the St op/St art s ys t em but condi ti ons have s i nce changed, t hi swil l act ivate an earl y aut omat ic engine rest art .
Thes e intervent ions are to ens ure the St op/St art s ys t em does not impact on:
vehi cl e and occupant s afety,dri ver requi rement s,occupant comfort ,vehi cl e ‘on-road’ and ‘off-road’ capabi lit ies .
Alt hough the mai n cont rol l ogi c for St op/Start operati on res ides i n t he ECM; the CJB (cent ral juncti on box) has al so beenupgraded wit h new s oftware to communi cat e engine s hutdown i nhibit s t o t he ECM. In s ome ins tances , dependi ng on thereas on for t he s yst em intervent ion t he dri ver wi ll be not ified via the mes s age Center t he reas on for t he int ervent ion. Foraddi ti onal i nformat ion, refer to mes sage Center t able below.
Syst em condit ions t hat i nfluence t he operati on of the St op/Start s ys t em are dis cus s ed further i n the ‘Stop Inhibit ors , St artIni ti ators and Start Inhibi tors ’ s ect ion, below.
W ARNING: To avoi d injury when performing repai r work on t he vehicle al ways di s abl e the Stop/St art s ys tem bypres s ing t he ‘ECO’ butt on, ens ure that ‘ECO STOP/START OFF’ is di s pl ayed in t he mes sage Cent er and the ECO tel l-taleli ght in t he s wit ch is ext inguis hed.
MESSAGE CENTER
A number of dri ver i nformat ion mess ages have been i ntroduced t o inform the driver of the St op/St art s ys t em’s s t atus ofoperati on.
The ins t rument clus ter receives mes s age Cent er dat a from the ECM via t he CJB over t he medi um s peed CAN (cont roll erarea net work) bus. The CJB generat es this dat a bas ed on medium and high s peed CAN bus i nput s and hardwired i nput sreceived from various s yst em control modul es. Software cont ained wi thin the ins trument cl us t er convert s the dat a from theCJB int o dis play mes s ages for t he dri ver.
Stop/Start Messages
MessageOther WarningsReasonAction
ECO STOP/STARTONTell-t al e l ight in theEco s wit chil lumi nat ed.
The s ys tem has been swi tched off and t hen lat ers wi tched on wi thin the s ame ignit ion cycl e.If required, pres s the Ecos wi tch t o deact ivat e theSt op/St art s ys t em.ECO STOP/STARTOFFTell-t al e l ight in theEco s wit chexti nguis hed.
The Eco s wit ch has been pres sed.If required, pres s the Ecos wi tch t o react ivate theSt op/St art s ys t em.
ECO STOP/STARTUNAVAILABLETell-t al e l ight in theEco s wit chexti nguis hed.
Ei ther, HDC (hi ll decent cont rol ) or TR (t errainrespons e) is acti ve.Des elect HDC or TR i ft errain condit ions permi t.
SELECT NEUTRALTO RESTARTNoneThe engine has been s hutdown i n a St op/Startcycl e and t he dri ver has engaged a gear wi thoutdepres s ing t he clut ch.
Depres s cl ut ch and s electneut ral.
RESTART REQ UIREDPRESS CLUTCHNoneW hen an engi ne res t art i s required in a Stop/St artcycl e but t he driver’s l ocati on is unknown. Eit hert he dri ver’s door or s afety bel t is unl at ched.
Depres s cl ut ch.
ECO STOP/STARTFAULTTell-t al e l ight in theEco s wit chexti nguis hed.
St op/Start not avail able due t o s yst em ors ub-s ys tem fai lure.Connect Land Roverapproved diagnos ti cequipment t o diagnosefault .• NOTE: ‘SELECT NEUTRAL TO RESTART’ can appear if t he dri ver i s res t ing t heir hand on t he gear l ever wi th enoughpres s ure t o move t he t rans mis s ion out of t he neut ral wi ndow wit hout engagi ng a gear.