2004 CHRYSLER VOYAGER engine

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Page 1302 of 2585

CHRYSLER VOYAGER 2004  Service Manual CONDITION POSSIBLE CAUSE CORRECTION
ENGINE LOSS OF POWER 1. Dirty or incorrectly gapped plugs. 1. Clean plugs and set gap.
2. Contamination in fuel system. 2. Clean system and replace fuel
filter.
3.

Page 1303 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 1304 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 1305 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 1306 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 1307 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 1308 of 2585

CHRYSLER VOYAGER 2004  Service Manual CAUTION: Squirt approximately one teaspoon of oil
into the cylinders, rotate engine to lubricate the cyl-
inder walls to prevent damage on restart.
(8) Install new spark plugs.
(9) Drain engine oil an

Page 1309 of 2585

CHRYSLER VOYAGER 2004  Service Manual NOTE: Multi-Layer Steel (MLS) head gaskets require
a scratch free sealing surface.
Only use the following for cleaning gasket surfaces:
²Solvent or a commercially available gasket
remover
²Plastic o