5. Spark Plugs (Replace)

WARNING: This page is about a different car, the 2005 Dodge Stratus and 2005 Chrysler Sebring. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Iridium plugs are used on 3.0L engine. Use care not to damage the iridium tips of the iridium plugs. Do not attempt to adjust the gap on these plugs.

Spark plugs must spark properly to assure proper engine performance and reduce exhaust emission level.

Therefore, they should be replaced periodically with new ones.

Spark plug type

SPARK PLUG SPECIFICATION

MAKER	2.4L ENGINE	3.0L ENGINE
NGK	BKR5E-11	FR5EI
DENSO	K16PR-U11	-
CHAMPION	RC10YC4	-

Fig 1: Identifying Spark Plugs

Courtesy of DAIMLERCHRYSLER CORPORATION

The new plugs should be checked for the proper gap.
Spark plug gap:

< 2.4L Engine >1.0 - 1.1 mm (0.039 - 0.043 inch)

< 3.0L Engine >0.7 - 0.8 mm (0.028 - 0.031 inch)
Install the spark plugs and tighten to 25 +/- 4 N.m (18 +/- 3 ft-lb)