Power S\feering Toc-Toc Noise
Test\fCondition\f
Li
sten\ffor\fsteering\ftoc-toc\fnoise\fwith\fthe\fengine\fspeed\f\bt\fidle\f\bnd\fthe\fvehicle\fp\brked,\f
\butom\btic\ftr\bnsmission\fin\f"P"\f(PARK)\for\fm\bnu\bl\ftr\bnsmission\fin\fneutr\bl\f\bnd\fthe\fwindows\f
closed.\f
1. 1.
Turn\fthe\fsteering\fwheel\ffrom\fleft\fto\fright\f\bbruptly\fch\bnging\fdirection.\f
2
. 2.
Drive\fthe\fvehicle\ffor\flow\fspeed\fp\brking\fm\bnoeuvres\fconst\bntly\fch\bnging\fsteering\f
d
irection.\f
Power S\feering Grinding Noise
Test\fCondition\f
L i
sten\ffor\fsteering\fgrinding\fnoise\fwith\fthe\fengine\fspeed\f\bt\fidle\f\bnd\fthe\fvehicle\fp\brked,\f
\butom\btic\ftr\bnsmission\fin\f"P"\f(PARK)\for\fm\bnu\bl\ftr\bnsmission\fin\fneutr\bl\f\bnd\fthe\fwindows\f
closed.\f
1. 1.
Slowly\fturn\fthe\fsteering\fwheel\ffrom\flock\fto\flock.\f
2
. 2.
Tilt\f\bnd\fextend\fthe\fsteering\fcolumn\fin\fv\brious\fpositions\f\bnd\fslowly\fturn\fthe\f
s
teering\fwheel\ffrom\flock\fto\flock.\f
Symptom
Po\b\bible Source\b
Actio\f
Power\fsteering\fsystem\fcolumn\fknock\f
noise\f–\f\b\floose\fsounding\fr\bttle\for\f
vibr\btion\fcoming\ffrom\fthe\fcolumn.\f
Notice\bble\fby\fhe\bring\f\bnd\ftouch.Steering\fcolumn\f
or\fsteering\f
column\fsh\bft.
CHECK\fthe\fsteering\fcolumn\f
ret\bining\fbolts\f\bnd\f\btt\bchments\fto\f
the\fsteering\fcolumn\f\bnd\fsecure\fif\f
necess\bry.\f\f
REFER\fto\f in\fthis\fsection.\f
Check\fsteering\fcolumn\f\bnd\f
intermedi\bte\fsh\bft\ffor\ffree\fpl\by\for\f
loose\fcomponents.\f
REFER\fto:\f Steering\fSystem\f(211-
00\f
Steering\fSystem\f-\fGener\bl\f
Inform\btion,\fDi\bgnosis\f\bnd\f
Testing).\f
SymptomPo\b\bible Source\bActio\f
Power\fsteering\fsystem\ftoc-toc\fnoise\f–\f\b\fmet\bllic\f
noise\fcre\bted\fwhen\fch\bnging\fdirection\fof\f
steering\fwheel\frot\btion\fduring\fp\brking\f
m\bnoeuvre\for\f\bt\fst\bndstill.Steering\fge\br\f
(design\ftoler\bnce\f
in\fsteering\fr\bck).Cert\bin\f\bmount\fof\fnoise\f
level\f\bccept\bble,\fnot\f\b\f
s\bfety\fcritic\bl\fitem.
SymptomPo\b\bible Source\bActio\f
Power\fsteering\fsystem\fgrinding\fnoise\f–\f\bn\f
\bbr\bsive\fnoise\f(like\fs\bnd\fp\bper\frubbing\f
\bg\binst\fwood)\foccurs\fbetween\fmoving\f
components\fsuch\f\bs\fsteering\fwheel\f\bnd\fthe\f
steering\fcolumn\fshroud.
Steering\fwheel\fto\f
shroud\finterference.Cert\bin\f\bmount\fof\fnoise\f
level\f\bccept\bble,\fnot\f\b\f
s\bfety\fcritic\bl\fitem.
Steering\fcolumn\f
be\bring.Cert\bin\f\bmount\fof\fnoise\f
level\f\bccept\bble,\fnot\f\b\f
s\bfety\fcritic\bl\fitem.
Foreign\fm\bteri\bl\fin\f
cont\bct\fwith\fthe\f
steering\fcolumn\f
sh\bft.CHECK\fif\ffloor\fcovering\fis\f
obstructing\fthe\fsteering\f
ge\br\fpinion.
CHECK\fthe\finst\bll\btion\fof\f
the\ffloor\fse\bl.
CHECK\fthe\fclockspring\f\bnd\f
secure\fif\fnecess\bry.\f\f
Стр. 10 из 15
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Power S\feering Zip Noise
Driveline Noise and \bibra\fion
Suspension Noise and \bibra\fion
Pinpoin\f Tes\fs
NO
TE:\fThese\fPinpoint\fTests\f\bre\fdesigned\fto\ft\bke\fthe\fte
chnici\bn\fthrough\f\b\fstep-by-step\f
di\bgnosis\fprocedure\fto\fdetermine\fthe\fc\buse\fof\f\b\fcondition.\fIt\fm\by\fnot\f\blw\bys\fbe\f
necess\bry\fto\ffollow\fthe\fch\brt\fto\fits\fconclusion.\fC\brry\fout\fonly\fthe\fpinpoint\ftest\fsteps\f
necess\bry\fto\fcorrect\fthe\fcondition.\fThen\fcheck\fthe\foper\btion\fof\fthe\fsystem\fto\fm\bke\fsure\f
the\fcondition\fh\bs\fbeen\fcorrected.\f
After\fverifying\fth\bt\fthe\fcondition\fh\bs\fbeen\fcorrected,
\fm\bke\fsure\f\bll\fcomponents\fremoved\f
h\bve\fbeen\finst\blled.\f
Clockspring.
REFER\fto:\f Clockspring \f
(50
1-20B\fSupplement\bl\f
Restr\bint\fSystem,\fRemov\bl\f
\bnd\fInst\bll\btion).\f
SymptomPo\b\bible Source\bActio\f
Power\fsteering\fsystem\fzip\fnoise\f–\foccurs\fwhen\f
hydr\bulic\ffluid\fdoes\fnot\fflow\ffreely\fthrough\fthe\f
power\fsteering\fpump\fsupply\fhose\ffrom\fsteering\f
fluid\freservoir\fto\fpower\fsteering\fpump\fc\busing\f
c\bvit\btion\f\bt\fthe\fpump.\fZip\fis\fprim\brily\f\b\fcold\f
we\bther\fst\brt-up\fphenomenon\f(below\f-10°C).
High\fviscosity\fof\f
power\fsteering\f
fluid\f\bt\flow\f
temper\bture.Cert\bin\f\bmount\fof\fnoise\f
level\f\bccept\bble,\fnot\f\b\f
s\bfety\fcritic\bl\fitem.
Aer\btion\fof\fthe\f
power\fsteering\f
fluid.
BLEED\fthe\fpower\fsteering\f
system.\f\f
REFER\fto:\f
Power\fSteering\f
System\fBleeding \f(211-00\f
Ste
ering\fSystem\f-\f
Gener\bl\fInform\btion,\f
Gener\bl\fProcedures).\f
SymptomPo\b\bible Source\bActio\f
Sh\bke\f\bnd\fvibr\btion\fwhile\fdriving Wheel\fend\fvibr\btion.\f\f
Engine/tr\bnsmission.\fGO\fto\fPinpoint\fTest\fA.\f
Tip-in\fmo\bn
Air\fcle\bner.\f\f
Power\f\bssisted\fsteering.\f\f
Powertr\bin.\f\f
Powertr\bin/drivetr\bin\fmounts.\f
Exh\bust\fsystem.\f
GO\fto\fPinpoint\fTest\fB.\f
Idle\fboom/sh\bke/vibr\btion/shudder
C\bble(s)/hose(s).\f\f
Powertr\bin/drivetr\bin\fmounts.\f
Exh\bust\fsystem.\f\f
Belt/pulleys.\fGO\fto\fPinpoint\fTest\fC.\f
SymptomPo\b\bible Source\bActio\f
Wheel\fend\fvibr\btion\f\bn\blysisSuspension.\f\f
Wheel\fbe\brings.\fGO\fto\fPinpoint\fTest\f D.\f
Non-\bxle\fnoise
Trim\fp\bnels.\f\f
Air\fconditioning\f(A/C)\fsystem.\f\f
Accessories.\f
GO\fto\fPinpoint\fTest\f E.\f
PINPOINT TEST A : SHAKE AND \bIBRATION WHILE DRI\bING
TEST
CONDITIONSDETAILS/RESULTS/ACTIONS
A1: NEUTRAL COAST
C\brry\fout\fthe\fneutr\bl\fco\bst\ftest.\f1
Does\fthe\fvibr\btion\fdis\bppe\br\fduring\fthe\fneutr\bl\fco\bst\ftest?\f
Yes GO\fto\fA2.\f\f
No
Стр. 11 из 15
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necess\bry.\f
PINPOINT TEST C : IDLE BOOM/SHAKE/\bIBRATION/SHUDDER
TEST
CONDITIONSDETAILS/RESULTS/ACTIONS
C1: CHECK THE CABLE/HOSES
Check\fthe\fengine\fcomp\brtment\ffor\f\bny\fcomponent\fth\bt\fm\by\fh\bve\f\b\ftouch\f
condition\fbetween\fthe\fengine\f\bnd\fbody\for\fch\bssis.\fFor\fex\bmple:\fcontrol\f
c\bble,\f\bir\fconditioning\f(A/C)\fhoses,\f\bcceler\btion\fc\bble.\f1
Are\fthe\fcomponents\fOK?\f
Yes
GO\fto\fC2 .\f\f
No R
EPAIR\for\fINSTALL\fnew\fcomponents\f\bs\fnecess\bry.\fROAD\fTEST\f\bs\f
necess\bry.\f
C2: CHECK THE ENGINE COOLING RADIATOR
Check\fthe\fengine\fcooling\fr\bdi\btor\fmountings\f\bnd\fbushings\ffor\fsecurity\f\bnd\f
condition.\fCheck\fthe\fr\bdi\btor\finst\bll\btion\ffor\f\bny\fcomponent\fth\bt\fm\by\fh\bve\f
\b\ftouch\fcondition.\f
1
Is\fthe\finst\bll\btion\f\bnd\fbushings\fOK?\f
Yes GO\fto\fC3 .\f\f
No R
EPAIR\for\fINSTALL\fnew\fcomponents\f\bs\fnecess\bry.\fROAD\fTEST\f\bs\f
necess\bry.\f
C3: CHECK THE EXHAUST SYSTEM
C\brry\fout\fthe\fexh\bust\fsystem\fneutr\blizing\fprocedure.\f\f
REFER\fto:\f Exh\bust\fSystem\fNeutr\blizing\f(100-04\fNoise,\fVibr\btion\f\bnd\f
H\brs
hness,\fGener\bl\fProcedures).\f
1
Is\fthe\fexh\bust\fsystem\fOK?\f
Yes GO\fto\fC4 .\f\f
No
R
EPAIR\f\bs\fnecess\bry.\fROAD\fTEST\f\bs\fnecess\bry.\f
C4: CHECK THE POWERTRAIN/DRI\bETRAIN MOUNTS
C\brry\fout\fthe\fpowertr\bin/drivetr\bin\fmount\fneutr\blizing\fprocedure\f1
Are\fthe\fpowertr\bin/drivetr\bin\fmounts\fOK?\f
Yes Vehicle\fcondition\fcorrected.\fROAD\fTEST\f\bs\fnecess\bry.\f
No
INSTALL\fnew\fpowertr\bin/drivetr\bin\fmounts\f\bs\fnecess\bry.\fROAD\fTEST\f\bs\f
necess\bry.\f
PINPOINT TEST D : WHEEL END \bIBRATION ANALYSIS
TEST
CONDITIONSDETAILS/RESULTS/ACTIONS
D1: INSPECT THE WHEELS AND TIRES
Inspect\fthe\fwheels\f\bnd\ftires.\f\f
REFER\fto:\f Wheels\f\bnd\fTires \f(204-04\fWheels\f\bnd\fTires,\fDi\bgnosis\f\bnd\f
Tes
ting).\f
1
Are\fthe\fwheels\f\bnd\ftires\fOK?\f
Yes GO\fto\fD2.\f\f
No
I
NSTALL\fnew\fwheels\for\ftires\f\bs\fnecess\bry.\f\f
REFER\fto:\f Wheel\f\bnd\fTire\f(204-04\fWheels\f\bnd\fTires,\fRemov\bl\f\bnd\f
In s
t\bll\btion).\f
ROAD\fTEST\f\bs\fnecess\bry.\f
Стр. 13 из 15
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Vehicles\fwith\f1.6L\fengine\f
All\fvehicles\f
Vehicles\fwith\f2.5L\fengine\f
Vehicles\fwith\f2.0L\for\fdiesel\fengine\f
10. \f
1
1
. \f
12. \f
13. \f
\f\f
\f\f
\f\f
\f\f
\f\f
Стр. 3 из
9
04.01.2013http://127.0.0.1:8888/wsm/js/procedure.do?variantId=1431&proc-uid=G543246&gui...procarmanuals.com
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Vehicles\fwith\f1.6L\fengine\f
All\fvehicles\f
14. \f
15
.General\bEquipment:\b Tr\bnsmission\fj\bck\f
16 .
\f
17. WARNING:\fThis\fstep\frequires\fthe\f\bid\fof\f
\b n
other\ftechnici\bn.\f
Lower\fthe\ffront\fsubfr\bme\fto\fg\bin\f\bccess\fto\fthe\f
st
\bbilizer\fb\br\fbolts.\f
18.Remove\fthe\fst\bbilizer\fb\br\fnuts\fon\fboth\fsides.\fDo\fnot\f
remove\fthe\fst\bbilizer\fb\br\fbolts\f\bt\fthis\fst\bge.\f
19.
NOTE:\fNote\fthe\fposition\fof\fe\bch\fcomponent\fbefore\f
remov\bl.\f
\f\f
\f\f
\f\f
\f\f
\f\f
Стр. 4 из
9
04.01.2013http://127.0.0.1:8888/wsm/js/procedure.do?variantId=1431&proc-uid=G543246&gui...procarmanuals.com
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Vehicles\fwith\f2.5L\fengine\f
Vehicles\fwith\f2.0L\for\fdiesel\fengine\f
Vehicles\fwith\f1.6L\fengine\f
5. \f\f
1.
Insert\fthe\fw\bsher,\fwith\finside\fdi\bmeter\f22\fmm,\f
outside\fdi\bmeter\f44\fmm\f\bnd\fheight\f5\fmm,\finto\f
the\ffront\fsubfr\bme\f\bbove\fthe\f\blignment\fhole.\f
2. Insert\fthe\f\blignment\fpin\fthrough\fthe\ffront\f
subfr\bme\f\blignment\fholes\f\bnd\fthe\fw\bsher.\f
Special\bTool(\f):\b 205-316A\f
3.
Slide\fthe\flocking\fpl\btes\fon\ftop\fof\fthe\fw\bsher\f\bnd\f
into\fthe\fgroove\fof\fthe\fspeci\bl\ftool\f\bnd\ftighten\f
the\f\blignment\fpin\fsleeve.\f
6. Torque:\b \f
150\fNm
\f
90
°\f
St\bge\f1:\f
St\bge\f2:\f
7. \f\f 1.Torque:\b 30\fNm
\f
2. Torque:\b \f
150\fNm
\f
90
°\f
St\bge\f1:\f
St\bge\f2:\f
8. Torque:\b 110\fNm\f
9. Torque:\b 80\fNm
\f
10. Torque:\b 80\fNm
\f
\f\f
\f\f
\f\f
\f\f
\f\f
Стр. 6 из
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04.01.2013http://127.0.0.1:8888/wsm/js/procedure.do?variantId=1431&proc-uid=G543246&gui...procarmanuals.com
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All\fvehicles\f
Vehicles\fwith\f1.6L\fengine\f
All\fvehicles\f
11. \f
12
. \f
13.
CAUTION:\fM\bke\fsure\fth\bt\fthe\fexh\bust\fflexible\f
pipe\fis\fnot\fforcibly\fbent.\f
14. CAUTION:\fM\bke\fsure\fth\bt\fthe\fb\bll\fjoint\fb\bll\f
do
es\fnot\frot\bte.\f
On\fboth\fsides.\f
To
rque:\b 70\fNm
\f
15.Special\bTool(\f):\b 307-242,\f308-440\f
\f\f
\f\f
\f\f
\f\f
\f\f
Стр. 7 из
9
04.01.2013http://127.0.0.1:8888/wsm/js/procedure.do?variantId=1431&proc-uid=G543246&gui...procarmanuals.com
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Wheels a\bd Ti\fes - Wheels a\bd Ti\fesS-MAX/G\bl\bxy\f2006.5\f(02/2006-)\fPrint \f
Diag\bosis a\bd Testi\bg
I\bspectio\b a\bd Ve\fificatio\b
Visual I\bspectio\b Cha\ft
To\fm\bximize\ftire\fperform\bnce,\finspect\fthe\ftires\ffor\fsigns\fof\fincorrect\finfl\btion\f\bnd\funeven\f
we
\br\fwhich\fm\by\findic\bte\f\b\fneed\ffor\fb\bl\bncing,\frot\btion\for\fsuspension\f\blignment.\fTires\f
should\f\blso\fbe\fchecked\ffrequently\ffor\fcuts,\fstone\fbruises,\f\bbr\bsions,\fblisters\f\bnd\ffor\fobjects\f
th\bt\fm\by\fh\bve\fbecome\fembedded\fin\fthe\ftre\bd.\fMore\ffrequent\finspections\f\bre\f
recommended\fwhen\fr\bpid\for\fextreme\ftemper\bture\fch\bnges\foccur\for\fwhen\fro\bd\fsurf\bces\f
\bre\frough\for\focc\bsion\blly\flittered\fwith\fforeign\fm\bteri\bl.\f
As\f\b\ffurther\fvisible\fcheck\fof\ftire\fcondition,\ftre\bd\fwe\br\findic\btors\f\bre\fmolded\finto\fthe\fbottom\f
of\fthe\ftre\bd\fgrooves.\fWhen\fthese\findic\btor\fb\bnds\fbecome\fvisible,\fnew\ftires\fmust\fbe\f
inst\blled.\f
Ti\fe Wea\f Diag\bosis
Uneven\fwe\br\fis\fusu\blly\fc\bused\fby\feither\fexcessive\fc\bmber\for\fexcessive\ftoe\fon\ftires.\f
So
metimes\fincorrect\ftoe\fsettings\for\fworn\fstruts\fwill\fc\buse\fsevere\f`cupping'\for\f`sc\blloped'\f
tire\fwe\br\fon\fnon-driven\fwheels.\f
Severely\fincorrect\ftoe\fsettings\fwill\f\blso\fc\buse\fother\funusu\bl\fwe\br\fp\btterns.\f
Ti\fe Vib\fatio\b Diag\bosis
A\ftire\fvibr\btion\fdi\bgnostic\fprocedure\f\blw\bys\fbegins\fwith\f\b\fro\bd\ftest.\fThe\fro\bd\ftest\f\bnd\f
c u
stomer\finterview\f(if\f\bv\bil\bble)\fwill\fprovide\fmuch\fof\fthe\finform\btion\fneeded\fto\ffind\fthe\f
source\fof\f\b\fvibr\btion.\f
During\fthe\fro\bd\ftest,\fdrive\fthe\fvehicle\fon\f\b\fro\bd\fth\bt\fis\fsmooth\f\bnd\ffree\fof\fundul\btions.\fIf\f
vibr\btion\fis\f\bpp\brent,\fnote\f\bnd\frecord\fthe\ffollowing:\f
the\fspeed\f\bt\fwhich\fthe\fvibr\btion\foccurs.\f\f
wh\bt\ftype\fof\fvibr\btion\foccurs\fin\fe\bch\fspeed\fr\bnge.\f
me
ch\bnic\bl\for\f\budible\f
how\fthe\fvibr\btion\fis\f\bffected\fby\fch\bnges\fin\fthe\ffollowing:\f
en
gine\ftorque\f
vehicle\fspeed\f
engine\fspeed\f
type\fof\fvibr\btion\f-\fsensitivity:\f
to
rque\fsensitive\f
vehicle\fspeed\fsensitive\f
engine\fspeed\fsensitive\f
The\ffollowing\fexpl\bn\btions\fhelp\fisol\bte\fthe\fsource\fof\fthe\fvibr\btion.\f
To\fque Se\bsitive
This\fme\bns\fth\bt\fthe\fcondition\fc\bn\fbe\fimproved\for\fm\bde\fworse\fby\f\bcceler\bting,\f
d e
celer\bting,\fco\bsting,\fm\bint\bining\f\b\fste\bdy\fvehicle\fspeed\for\f\bpplying\fengine\ftorque.\f
Mechanica\b
Wheel(s)
Tire(s)
Tire\fpressure(s)\f*
Wheel\fnuts
Wheel\fstuds
*\fVehicles\fequipped\fwith\f\b\ftire\fpressure\fmonitoring\fsystem\fmust\fbe\finspected\ffor\fcorrect\f oper\btion\fusing\fthe\fdi\bgnostic\ftool.
-
-
-
-
-
-
-
Стр. 1 из 4
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