2004 CHRYSLER VOYAGER Service Manual

Page 1377 of 2585

CHRYSLER VOYAGER 2004  Service Manual DIAGNOSIS AND TESTING - ENGINE DIAGNOSIS - MECHANICAL
CONDITION POSSIBLE CAUSES CORRECTION
NOISY VALVES 1. High or low oil level in
crankcase.1. Check and correct engine oil
level.
2. Thin or diluted

Page 1378 of 2585

CHRYSLER VOYAGER 2004  Service Manual CONDITION POSSIBLE CAUSES CORRECTION
MAIN BEARING NOISE 1. Insufficient oil supply. 1. Check engine oil level.
2. Low oil pressure. 2. Check engine oil level. Inspect oil
pump relief valve and spring.

Page 1379 of 2585

CHRYSLER VOYAGER 2004  Service Manual CONDITION POSSIBLE CAUSES CORRECTION
OIL CONSUMPTION OR SPARK
PLUGS FOULED1. PCV system malfunction. 1. Check system and repair as
necessary. (Refer to 25 -
EMISSIONS CONTROL/
EVAPORATIVE EMISSIONS/PC

Page 1380 of 2585

CHRYSLER VOYAGER 2004  Service Manual (3) Remove torque converter or clutch housing
cover and inspect rear of block for evidence of oil.
Use a black light to check for the oil leak. If a leak is
present in this area, remove transmission f

Page 1381 of 2585

CHRYSLER VOYAGER 2004  Service Manual Calibrate the tester according to the manufactur-
ers instructions. The shop air source for testing
should maintain 483 kPa (70 psi) minimum, 1,379
kPa (200 psi) maximum, with 552 kPa (80 psi) rec-
o

Page 1382 of 2585

CHRYSLER VOYAGER 2004  Service Manual anaerobic material is for use between two machined
surfaces. Do not use on flexible metal flanges.
MOPARtBED PLATE SEALANTis a unique
(green-in-color) anaerobic type gasket material that
is specially

Page 1383 of 2585

CHRYSLER VOYAGER 2004  Service Manual (1) Inspect air cleaner, induction system and
intake manifold to insure system is dry and clear of
foreign material.
(2) Remove negative battery cable.
(3) Place a shop towel around the spark plugs
wh

Page 1384 of 2585

CHRYSLER VOYAGER 2004  Service Manual (11) Disconnect the throttle cables from the throt-
tle body.
(12) Disconnect the MAP, IAC, and TPS electrical
connectors.
(13) Disconnect the EGR transducer electrical con-
nector (if equipped).
(14)