Jeep Cherokee 1999 Electronic Service Manual page 1047

9 - 30 2.5L ENGINE
REM OVAL AN D I N STALLAT I ON (Cont inue d)
Fig. 28 Crankcase Ventilation (CCV) Hose—2.5L
(3) P osit ion t h e m a n ifold in pla ce a n d fin ger
t igh t en t h e m ou n t in g bolt s.
(4) Tigh t en t h e fa st en er s in sequ en ce a n d t o t h e
specified t or qu e (F ig. 29).
• F a st en er No.1—Tigh t en t o 41 N·m (30 ft . lbs.)
t or qu e.
• F a st en er s Nos.2 t h r ou gh 7—Tigh t en t o 31 N·m
(23 ft . lbs.) t or qu e.
(5) Con n ect fu el su pply t u be t o t h e fu el r a il in let .
P u sh t u be u n t il a "click" is h ea r d. B e fo re c o n n e c t-
in g th e fu e l lin e to th e fu e l ra il re p la c e th e
O-rin g s a t th e qu ic k -c o n n e c t fu e l lin e c o u p lin g .
(6) P u ll ou t on t h e fu el su pply t u be t o en su r e t h a t
it is locked in pla ce.
(7) Con n ect t h e m olded va cu u m h oses t o t h e va c-
u u m por t on t h e in t a ke m a n ifold a n d t h e cylin der
h ea d cover.
(8) Con n ect t h e elect r ica l con n ect or s.
• Th e t h r ot t le posit ion sen sor.
• Th e idle a ir con t r ol m ot or.
• Th e coola n t t em per a t u r e sen sor a t t h e t h er m o-
st a t h ou sin g.
• Th e fu el in ject or s.
• Th e a ir m a n ifold t em per a t u r e sen sor.
• Th e oxygen sen sor.
(9) Con n ect t h e CCV va cu u m h ose a n d MAP sen -
sor va cu u m h ose con n ect or s t o t h e t h r ot t le body.
(10) In st a ll t h e power st eer in g pu m p a n d br a cket
a ssem bly t o t h e wa t er pu m p a n d in t a ke m a n ifold.
H a n d st a r t t h e t h r ee (3) t en sion er br a cket t o p/s
pu m p t o in t a ke m a n ifold bolt s a n d t h e t wo (2) t en -
sion er br a cket t o wa t er pu m p bolt s.
Engine
(11) Tigh t en t h e power st eer in g pu m p bolt s t o 28
N·m (21 ft . lbs.) Tigh t en t h e t en sion er br a cket t o
wa t er pu m p bolt s t o 28 N·m (21 ft . lbs.).
(12) Con n ect t h e a cceler a t or ca ble, cr u ise con t r ol
ca ble (if equ ipped), a n d t h e t r a n sm ission lin e pr es-
su r e ca ble (if equ ipped) t o t h e h old-down br a cket a n d
t h e t h r ot t le lever.
(13) In st a ll a n d t en sion t h e a ccessor y dr ive belt .
Refer t o Gr ou p 7, Coolin g Syst em for t h e pr oper pr o-
cedu r e.
CAUTION: Ensure that the accessory drive belt is
routed correctly. Failure to do so can cause the
water pump to turn in the opposite direction result-
ing in engine overheating. Refer to Group 7, Cool-
ing System for the proper procedure.
(14) Con n ect t h e a ir in let h ose t o t h e t h r ot t le body
a n d t h e a ir clea n er.
(15) Con n ect t h e ba t t er y n ega t ive ca ble.
(16) St a r t t h e en gin e a n d ch eck for lea ks.
EXHAUST MANIFOLD—2.5L ENGINE
REMOVAL
(1) Discon n ect t h e ba t t er y n ega t ive ca ble.
(2) Ra ise t h e veh icle.
(3) Discon n ect t h e exh a u st pipe fr om t h e en gin e
exh a u st m a n ifold.
(4) Lower t h e veh icle.
(5) Rem ove in t a ke m a n ifold (r efer t o pr ocedu r e in
t h is sect ion ).
(6) Rem ove fa st en er s 2 t h r ou gh 5 a n d r em ove t h e
in t a ke m a n ifold (F ig. 29).
(7) Rem ove fa st en er s 1, 6 a n d 7 a n d r em ove t h e
en gin e exh a u st m a n ifold (F ig. 29).
Fig. 29 Intake/Exhaust Manifold Removal/
Installation—2.5L Engine
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