Jeep Cherokee 1999 Electronic Service Manual page 1138

X J
REM OVAL AN D I N STALLAT I ON (Cont inue d)
(6) In st a ll t h e r ocker a r m a ssem blies, in t h eir or ig-
in a l loca t ion s. Tor qu e n u t s t o 29.4 N·m (264 in . lbs.).
(7) In st a ll t h e cylin der h ea d cover. Refer t o cylin -
der h ea d cover r em ova l a n d in st a lla t ion in t h is sec-
t ion .
(8) Con n ect t h e n ega t ive ba t t er y ca ble.
ENGINE CYLINDER HEAD
REMOVAL
(1) Discon n ect t h e n ega t ive ba t t er y ca ble.
WARNING: DO NOT
BLOCK DRAIN PLUGS OR LOOSEN THE RADIATOR
DRAIN COCK WITH THE SYSTEM HOT AND PRES-
SURIZED BECAUSE SERIOUS BURNS FROM THE
COOLANT CAN OCCUR.
(2) Dr a in t h e coolin g syst em . Refer t o Gr ou p 7,
Coolin g Syst em for pr ocedu r e.
(3) Disch a r ge t h e
equ ipped. Refer t o Gr ou p 24, H ea t in g a n d Air Con di-
t ion in g for pr ocedu r e.
(4) If equ ipped wit h a ir con dit ion in g, r em ove t h e
A/C lin es a t t h e com pr essor a n d ca p. Refer t o Gr ou p
24, H ea t in g a n d Air Con dit ion in g. Rem ove A/C lin e
br a cket a t t a ch ed t o cylin der h ea d cover, a n d m ove
A/C lin es a wa y fr om cylin der h ea d.
(5) Rem ove t h e a ir clea n er h ose fr om t u r boch a r ger
a n d br ea t h er h ose.
(6) Rem ove t h e a ir clea n er a ssem bly a n d br ea t h er
h ose.
(7) Rem ove t h e gen er a t or su ppor t br a cket .
(8) Rem ove t h e u pper r a dia t or h ose a n d coola n t
r ecover y h ose.
(9) Rem ove t h e wa t er m a n ifold a n d r ecover y h ose.
(10) Discon n ect t h e h ea t er
r ecover bot t le h ose.
(11) Discon n ect t h e E GR t u be fr om E GR va lve.
(12) Rem ove t h e E GR va lve
(13) Rem ove t h e exh a u st h ea t sh ield fr om exh a u st
m a n ifold.
(14) Rem ove t h e exh a u st h ea t sh ield fr om down
pipe.
(15) Rem ove t h e exh a u st down pipe fr om t u r bo-
ch a r ger (F ig. 30).
(16) Discon n ect t h e oil feed lin e fr om t u r boch a r ger.
(17) Discon n ect t h e oil dr a in lin e fr om t u r bo-
ch a r ger.
(18) Rem ove t h e E xh a u st m a n ifold. Refer t o Gr ou p
11, E xh a u st Syst em a n d Tu r boch a r ger.
(19) Rem ove t h e In t a ke m a n ifold. Refer t o in t a ke
m a n ifold r em ova l a n d in st a lla t ion pr ocedu r e in t h is
sect ion .
(20) Rem ove t h e oil feed lin e for r ocker a r m
a ssem blies (F ig. 31).
REMOVE THE CYLINDER
a ir con dit ion in g syst em , if
h oses a n d coola n t
Fig. 30 Turbocharger
Fig. 31 Rocker Arm Oil Feed Lines
(21) Rem ove t h e Cr a n kca se br ea t h er h ose fr om
r ea r of t h e va lve cover
(22) Rem ove t h e in ject or sen sor wir e a n d t h e glow
plu g h ot lea d.
(23) Rem ove t h e fu el lin es a n d fu el filt er. Refer t o
Gr ou p 14, F u el Syst em s for pr ocedu r e.
(24) Rem ove t h e in ject or fu el lin es fr om in ject or s
t o pu m p.
(25) Rem ove t h e fu el in ject or s wit h t ool VM.1012
(F ig. 32). Refer t o Gr ou p 14, F u el Syst em for pr oce-
du r e.
(26) Rem ove t h e en gin e cylin der h ea d cover.
(27) Rem ove t h e r ocker r et a in in g n u t s (F ig. 34).
(28) Rem ove t h e r ocker a r m a ssem blies. P la ce
t h em on a ben ch in t h e sa m e or der a s r em oved.
ENGINE 9 - 25