Jeep Cherokee 1999 Electronic Service Manual page 1414

X J
SERV I CE PROCEDU RES
FLUID LEVEL CHECK
Tr a n sm ission flu id level sh ou ld be ch ecked m on t h ly
u n der n or m a l oper a t ion . If t h e veh icle is u sed for
t r a iler t owin g or sim ila r h ea vy loa d h a u lin g, ch eck
flu id level a n d con dit ion weekly. F lu id level is
ch ecked wit h t h e en gin e r u n n in g a t cu r b idle speed,
t h e t r a n sm ission in NE UTRAL a n d t h e t r a n sm ission
flu id a t n or m a l oper a t in g t em per a t u r e.
FLUID LEVEL CHECK PROCEDURE
(1) Tr a n sm ission flu id m u st be a t n or m a l oper a t -
in g t em per a t u r e for a ccu r a t e flu id level ch eck. Dr ive
veh icle if n ecessa r y t o br in g flu id t em per a t u r e u p t o
n or m a l h ot oper a t in g t em per a t u r e of 82°C (180°F ).
(2) P osit ion veh icle on level su r fa ce.
(3) St a r t a n d r u n en gin e a t cu r b idle speed.
(4) Apply pa r kin g br a kes.
(5) Sh ift t r a n sm ission m om en t a r ily in t o a ll gea r
r a n ges. Th en sh ift t r a n sm ission ba ck t o Neu t r a l.
(6) Clea n t op of filler t u be a n d dipst ick t o keep
dir t fr om en t er in g t u be.
(7) Rem ove dipst ick (F ig. 13) a n d ch eck flu id level
a s follows:
(a ) Cor r ect a ccept a ble level is in cr ossh a t ch a r ea .
(b) Cor r ect m a xim u m level is t o MAX a r r ow
m a r k.
(c) In cor r ect level is a t or below MIN lin e.
(d) If flu id is low, a dd on ly en ou gh Mopa r ATF
P lu s 3 t o r est or e cor r ect level. Do n ot over fill.
CAUTION: Do not overfill the transmission. Overfill-
ing may cause leakage out the pump vent which
can be mistaken for a pump seal leak. Overfilling
will also cause fluid aeration and foaming as the
excess fluid is picked up and churned by the gear
train. This will significantly reduce fluid life.
Fig. 13 Dipstick Fluid Level Marks—Typical
FLUID AND FILTER REPLACEMENT
Refer t o t h e Ma in t en a n ce Sch edu les in Gr ou p 0,
Lu br ica t ion a n d Ma in t en a n ce, for pr oper ser vice
in t er va ls. Th e ser vice flu id fill a ft er a filt er ch a n ge is
a ppr oxim a t ely 3.8 lit er s (4.0 qu a r t s).
TRANSMISSION AND TRANSFER CASE
REMOVAL
(1) H oist a n d su ppor t veh icle on sa fet y st a n ds.
(2) P la ce a la r ge dia m et er sh a llow dr a in pa n
ben ea t h t h e t r a n sm ission pa n .
(3) Rem ove bolt s h oldin g fr on t a n d sides of pa n t o
t r a n sm ission (F ig. 14).
(4) Loosen bolt s h oldin g r ea r of pa n t o t r a n sm is-
sion .
(5) Slowly sepa r a t e fr on t of pa n a wa y fr om t r a n s-
m ission a llowin g t h e flu id t o dr a in in t o dr a in pa n .
(6) H old u p pa n a n d r em ove r em a in in g bolt s h old-
in g pa n t o t r a n sm ission .
(7) Wh ile h oldin g pa n level, lower pa n a wa y fr om
t r a n sm ission .
(8) P ou r r em a in in g flu id in pa n in t o dr a in pa n .
(9) Rem ove scr ews h oldin g filt er t o va lve body
(F ig. 15).
(10) Sepa r a t e filt er fr om va lve body a n d pou r flu id
in filt er in t o dr a in pa n .
(11) Dispose u sed t r a n s flu id a n d filt er pr oper ly.
Fig. 14 Transmission Pan
Fig. 15 Transmission Filter
21 - 91