Dodge RAM TRUCK 1500 1995 Service Manual page 1716

25 -18 EMISSION CONTROL SYSTEMS
B R
COMPONENT REMOVAL/INSTALLATION
INDEX
page
Air Cleaner Housing/Air Cleaner Element . 18
Air Injection Pump . 18
Air Injection Pump Air Filter 18
E G R Tube—3.91/5.21/5.91 Engines . . 20
E G R Tube—8.0L V-10 Engine . . . . . . . . . . . . . . . . 21
E G R Valve Control ( E G R Solenoid) . 20
E G R Valve—3.9L/5.2L/5.9L Engines 19
E G R Valve—8.0L Engine 19
Engine Coolant Temperature Sensor 19
AIR CLEANER HOUSINO/AIR CLEANER ELEMENT
Refer to either of the Component Removal/Installa­
tion sections of Group 14, Fuel System for proce­
dures.
For information on the Filter Minder™ (diesel en­
gine), refer to the Diesel Component Removal/Instal­
lation section of Group 14, Fuel System.
AIR INJECTION PUMP
5 . 9 L AND 8.0L HDC ENGINES
REMOVAL
The air injection pump does not have any internal
serviceable parts.
(1) Disconnect both of the hoses (tubes) at the air
injection pump.
(2) Loosen (but do not remove at this time) the
three air pump pulley mounting bolts (Fig. 1).
(3) Relax the automatic belt tensioner and remove
the engine accessory drive belt. Refer to Group 7,
Cooling System. See Belt Removal/Installation.
(4) Remove the three air pump pulley bolts and re­
move pulley from pump.
(5) Remove the two air pump mounting bolts (Fig.
1) and remove pump from mounting bracket.
INSTALLATION
(1) Position air injection pump to mounting
bracket.
(2) Install two pump mounting bolts to mounting
bracket. Tighten bolts to 40 N-m (30 ft. lbs.) torque.
(3) Install pump pulley and three mounting bolts.
Tighten bolts finger tight.
(4) Relax tension from automatic belt tensioner
and install drive belt. Refer to Group 7, Cooling Sys­
tem. See Belt Removal/Installation.
(5) Tighten pump pulley bolts to 11 N-m (105 in.
lbs.) torque.
(6) Install hoses and hose clamps at pump.
page
EVAP Canister . 21
EVAP Canister Purge Solenoid—3.9L/5.2LV5.9L
Engine 22
EVAP Canister Purge Solenoid—8.0L V-10 Engine . 22
Fuel Tank Filler Tube Cap . . . . . . . . . . . . . . . . . . . 22
One-Way Check Valve . . ... . . . . . . . . . . 19
Oxygen (02S) Sensor . . . . . . . . . . . . . . . . . . . . . . 23
Powertrain Control Module (PCM) . . . . . . . . . 23
Pressure Relief/Rollover Valve 23
COUNTING TENSIONER
BOLTS (2) J9425-15
Fig. 1 Air Injection Pump—Typical
AIR INJECTION PUMP AIR FILTER.
8 . 0 L V-10 ENGINE
The air filter for the air injection pump is located
in the air pump filter housing. The housing is located
in the right-front side of the engine compartment. Do
not attempt to clean or replace the filter within the
housing. Replace the entire air injection pump filter/
filter housing assembly.
For required maintenance schedules on the air
pump filter (listed in time or mileage intervals), refer
to Group 0, Lubrication and Maintenance. Also refer
to the vehicle Owners Manual.
REMOVAL
(1) Remove the silencer tube at the housing (Fig.
2).