2003 DODGE RAM app

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Page 486 of 2895

DODGE RAM 2003  Service Repair Manual mal in condition and can be cleaned using standard
procedures.
CHIPPED ELECTRODE INSULATOR
A chipped electrode insulator usually results from
bending the center electrode while adjusting the
spark plu

Page 487 of 2895

DODGE RAM 2003  Service Repair Manual REMOVAL
3.7L V-6
Each individual spark plug is located under each
ignition coil. Each individual ignition coil must be
removed to gain access to each spark plug. Refer to
Ignition Coil Removal/Install

Page 488 of 2895

DODGE RAM 2003  Service Repair Manual 8.0L V-10
(1) Always remove spark plug or ignition coil
cables by grasping at the cable boot (Fig. 50). Turn
the cable boot 1/2 turn and pull straight back in a
steady motion. Never pull directly on t

Page 489 of 2895

DODGE RAM 2003  Service Repair Manual 4.7L V-8
CAUTION: The 4.7L V±8 engine is equipped with
copper core ground electrode spark plugs. They
must be replaced with the same type/number spark
plug as the original. If another spark plug is s

Page 490 of 2895

DODGE RAM 2003  Service Repair Manual IGNITION COIL CAPACITOR
DESCRIPTION
One coil capacitor is used. It is located in the right-
rear section of the engine compartment.
OPERATION
The coil capacitor(s) help dampen the amount of
conducted

Page 491 of 2895

DODGE RAM 2003  Service Repair Manual CAUTION: Do not leave any one spark plug cable
disconnected for longer than necessary during test-
ing. This may cause possible heat damage to the
catalytic converter. Total test time must not exceed

Page 492 of 2895

DODGE RAM 2003  Service Repair Manual 5.7L V-8
Spark plug cables on the 5.7L engine are paired on
cylinders 1/6, 2/3, 4/7 and 5/8. Before removing or
disconnecting any spark plug cables, note their orig-
inal position (Fig. 55). Remove ca

Page 496 of 2895

DODGE RAM 2003  Service Repair Manual molded plastic cluster housing serves as the carrier
for the cluster circuit board and circuitry, the cluster
connector receptacles, the RKE interface connector,
the gauges, a Light Emitting Diode (LE