Installation - High Pressure Lines; Fuel Rail Pressure Sensor - Dodge Sprinter 2006 Manual

14 - 12 FUEL DELIVERY
Fig. 3 FUEL RAIL
1 - CAMSHAFT POSITION SENSOR
2 - FUEL INJECTOR
3 - FUEL INJECTOR VALLEY DRAIN
4 - FUEL RAIL PRESSURE CONTROL VALVE
5 - BANJO BOLT
6 - FUEL RAIL
7 - HIGH PRESSURE FUEL LINE
INSTALLA TION - HIGH PRESSURE LINES
WARNING: NO SPARKS, OPEN FLAMES OR SMOK-
ING. RISK OF POISONING FROM INHALING AND
SWALLOWING FUEL. RISK OF INJURY TO EYES
AND SKIN FROM CONTACT WITH FUEL. POUR
FUELS ONLY INTO SUITABLE AND APPROPRI-
ATELY MARKED CONTAINERS. WEAR PROTECTIVE
CLOTHING.
(1) Loosen t h e fu el r a il m ou n t in g bolt s t o in st a ll
lin es fr ee of st r ess.
CAUTION: Inspect sealing cone at lines. Replace if
compression points exist. Ensure lines are exactly
located.
(2) P osit ion a n d in st a ll fu el lin es (F ig. 3). Tigh t en
t o 22N·m (195 lbs. in .) u sin g a wr en ch t o cou n t er h old
a t t h r ea ded con n ect ion .
(3) Tigh t en fu el r a il t o 14N·m (124 lbs. in .).
(4) Con n ect n ega t ive ba t t er y ca ble.
CAUTION: Care must be taken when installing the
engine cover. Assure the proper routing of the fuel
injector return fuel hose to the banjo bolt fitting in
the left rear corner of the cover. Failure to do so
may pinch or damage the hose causing fuel leakage
or a driveability concern.
(5) St a r t en gin e, r u n for a few m in u t es, t u r n
en gin e off a n d in spect for lea ks (Refer t o 14 - F UE L
SYSTE M - WARNING), (Refer t o 14 - F UE L SYS-
TE M - DIAGNOSIS AND TE STING).
FU EL RAI L PRESSU RE SEN -
SOR
DESCRIPTION
Th e fu el r a il pr essu r e sen sor is a t t a ch ed t o t h e
fr on t of t h e fu el r a il. Th e sen sor su pplies t h e cu r r en t
fu el r a il pr essu r e t o t h e E CM.
OPERA TION
Non -con st a n t fu el syst em pr essu r e in flu en ces t h e
posit ion of a dia ph r a gm in side t h e sen sor. Th is
r esu lt s in a va r ia t ion in t h e elect r ica l r esist a n ce. Th e
fu el r a il pr essu r e sen sor su pplies t h e a ppr opr ia t e
volt a ge sign a l t o t h e E CM.
REMOVAL
(1) Discon n ect t h e n ega t ive ba t t er y ca ble.
(2) Discon n ect t h e sen sor wir in g h a r n ess con n ect or
(F ig. 4).
NOTE: Place a shop towel underneath the sensor to
capture any fuel spillage.
(3) Un scr ew t h e sen sor a n d disca r d t h e sea l.
Fig. 4 FUEL RAIL PRESSURE SENSOR

1 - FUEL RAIL PRESSURE SENSOR

2 - FUEL RAIL
3 - COOLANT TEMPERATURE SENSOR
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