2002 DODGE RAM Service Repair Manual

Page 1121 of 2255

DODGE RAM 2002  Service Repair Manual stretching or other damage. Replace drain plug and
gasket if damaged.
(6) Install drain plug in crankcase.
(7) Change oil filter (Refer to 9 - ENGINE/LUBRI-
CATION/OIL FILTER - REMOVAL).
(8) Lower veh

Page 1122 of 2255

DODGE RAM 2002  Service Repair Manual (2) Trim or remove excess sealant film in the rear
main cap oil pan gasket groove.DO NOT remove
the sealant inside the rear main cap slots.
(3) If present, trim excess sealant from inside the
engine.

Page 1123 of 2255

DODGE RAM 2002  Service Repair Manual Lay a straightedge across the pump cover surface
(Fig. 57). If a 0.038 mm (0.0015 inch) feeler gauge
can be inserted between cover and straightedge,
pump assembly should be replaced.
Measure thickness

Page 1124 of 2255

DODGE RAM 2002  Service Repair Manual Inspect oil pressure relief valve plunger for scoring
and free operation in its bore. Small marks may be
removed with 400-grit wet or dry sandpaper.
The relief valve spring has a free length of approx

Page 1125 of 2255

DODGE RAM 2002  Service Repair Manual (2) Position the oil pump cover onto the pump
body. Tighten cover bolts to 11 N´m (95 in. lbs.)
torque.
(3) Install the relief valve and spring. Insert the
cotter pin.
(4) Tap on a new retainer cap.

Page 1126 of 2255

DODGE RAM 2002  Service Repair Manual (13) Disconnect the heater hoses and bypass hose.
(14) Remove the closed crankcase ventilation and
evaporation control systems.
(15) Remove intake manifold bolts.
(16) Lift the intake manifold and thr

Page 1127 of 2255

DODGE RAM 2002  Service Repair Manual ²Step 1. Tighten bolts 1 through 4 to 8 N´m (72
in. lbs.) Tighten in alternating steps 1.4 N´m (12 in.
lbs.) at a time
²Step 2. Tighten bolts 5 through 12 to 8 N´m (72
in. lbs.)
²Step 3. Check a

Page 1128 of 2255

DODGE RAM 2002  Service Repair Manual EXHAUST MANIFOLD
DESCRIPTION
The exhaust manifolds (Fig. 70) are constructed of
cast iron and are LOG type with balanced flow. One
exhaust manifold is attached to each cylinder head.
OPERATION
The exh