2009 Jeep Wrangler Owners Manual

410
MAINTAINING YOUR VEHICLE
Cooling System
equ ipped)   or  rad iator   for  any  accumulation     of  bugs,
leaves,  etc. If dirty, clean by  gently  spraying  water  from a
gard en  hose  vertically   down  the  face  of  the  A/ C  con-
denser  (if equ ipped)  or  the  back of  the rad iator  core.
WARN ING!
You  or  oth ers  can  be  badly   burned    by  hot  engin  e
coolan t  (antifreeze)   or  steam   from  you r  rad iator.  If
you  see  or hear  steam  coming   from  under   the  hood ,
do not  open  the  hood  until  the  rad iator  has  had tim e
to cool.  Never  try  to  open  a coolin g  system  pressu  re
cap  when  the  rad iator  or coolan t  bottle  is  hot.
Check  the engine  cooling  system  hoses  for brittle  rubber,
cracking,  tears,   cuts,  and  tightness   of the  connection   at
the   coolant   recovery   bottle   and   rad iator.  Insp ect  the
entire  system  for  leaks.
With  the  engine   at  norm al operating    tem peratu re (but
not  running),  check  the  cooling  system  pressu re  cap  for
prop er  vacu um  sealing  by  draining   a  small  amount   of
engine  coolant  (antifreeze)   from the  rad iator  drain  cock.
If the  cap  is  sealing  prop erly,  the  engine   coolant  (anti-
freeze)  will   begin  to  drain   from   the  coolant   recovery
bottle.  DO  NOT REMOVE  THE  COOLAN T PRESSURE
CAP WHEN   THE COOLIN G SYSTEM  IS HOT.
Engin e Coolan  t Checks
Check  the  engine   coolant   (antifreeze)   protection   every
12
months   (before  the onset   of freezing  weather,   where
applicable).   If the  engine  coolant  (antifreeze)   is dirty   or
rusty   in   appearance,    the  system    shou ld  be   drained ,
flushed   and   refilled   with   fresh   engine   coolant   (anti-
freeze).   Check   the   front    of  the   A/  C  cond enser   (if
Product Specification
CategoriesJeep Manuals, Jeep Wrangler Manuals
Model Year2009
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- 496 pages
Document File TypePDF
CopyrightAttribution Non-commercial
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