DODGE RAM 1999 Service Repair Manual

body. Remove throttle body bolts, throttle body and gasket. To
install, reverse removal procedure using NEW gasket. Tighten throttle
body bolts to specification. See TORQUE SPECIFICATIONS.
Removal & Installation (Ram Pickup 8.0L)
1) Remove air cleaner cover. Remove air cleaner housing-to-
throttle body nuts and air cleaner housing from throttle body.
Disconnect electrical connectors, control cables and vacuum hoses at
throttle body. Remove throttle body nuts, throttle body and gasket
from upper intake manifold.
2) To install, reverse removal procedure using NEW gasket.
Tighten throttle body nuts and air cleaner housing-to-throttle body
nuts to specification. See TORQUE SPECIFICATIONS.
EMISSION SYSTEMS
EVAP CANISTER
Removal & Installation (Dakota & Durango)
1) EVAP canister is located on mounting bracket attached to
inside of driver's side frame rail, just in front of the fuel tank.
Raise and support vehicle.
2) Note location of vacuum hoses on EVAP canister for
installation reference. Disconnect vacuum hoses from EVAP canister.
Remove EVAP canister-to-mounting bracket nut and EVAP canister.
3) To install, reverse removal procedure. Ensure the pins on
EVAP canister engage with grommets on mounting bracket. Tighten EVAP
canister-to-mounting bracket nut to specification. See TORQUE
SPECIFICATIONS.
Removal & Installation (Ram Pickup)
1) Two EVAP canisters are used. EVAP canisters are located on
mounting bracket attached to outside of passenger's side frame rail,
just behind the cab.
2) Note location of vacuum hoses on EVAP canister for
installation reference. Disconnect vacuum hoses from EVAP canister.
Remove EVAP canister-to-mounting bracket nuts and EVAP canisters.
3) To install, reverse removal procedure. Tighten EVAP
canister-to-mounting bracket nut to specification. See TORQUE
SPECIFICATIONS.
Removal & Installation (Ram Van & Ram Wagon)
1) Two EVAP canisters are used. EVAP canisters are located on
mounting bracket under driver's side of vehicle, behind driver's side
door opening.
2) Remove nuts and EVAP canister mounting bracket from the
body. Slightly lower EVAP canisters. Note location of vacuum hoses on
EVAP canister for installation reference. Disconnect vacuum hoses from
EVAP canister. Remove EVAP canister-to-mounting bracket nuts and EVAP
canisters.
3) To install, reverse removal procedure. Tighten EVAP
canister-to-mounting bracket nut to specification. See TORQUE
SPECIFICATIONS. When installing mounting bracket, ensure locating tabs
at top of mounting bracket engage with openings on the body. Tighten
EVAP canister mounting bracket-to body nuts to specification. See
TORQUE SPECIFICATIONS.
EVAP LEAK DETECTION PUMP
NOTE: EVAP leak detection pump may also be referred to as Leak
Detection Pump (LDP).

Removal (Dakota & Durango)
1) EVAP leak detection pump and EVAP leak detection pump
filter must be replaced as an assembly. EVAP leak detection pump is
located at driver's side of engine compartment, just below battery
tray. See Fig. 40. EVAP leak detection pump filter is attached to
outside of battery tray, just in front of power distribution center.
See Fig. 40 .
2) Remove battery. Disconnect hose from bottom of EVAP leak
detection pump filter that goes to EVAP leak detection pump. Remove
retaining clip and disconnect EVAP leak detection pump filter from
battery tray.
3) Disconnect wiring harness for battery temperature sensor
from bottom of battery tray. Power distribution center must be removed
for access to EVAP leak detection pump.
4) Remove power distribution center-to-fender retaining screw
at rear of power distribution center. Unsnap power distribution center
from battery tray. Carefully position power distribution center aside.
5) Remove battery tray. Disconnect electrical connector and
vacuum hoses at EVAP leak detection pump. Use care not to damage
vacuum hoses during removal. Remove retaining bolts and EVAP leak
detection pump.
NOTE: Vacuum hoses and hose to EVAP leak detection pump filter must
be properly installed on EVAP leak detection pump and all
hoses must be in good condition. If hoses are not properly
installed or are damaged, a Diagnostic Trouble Code (DTC)
will be set in the Powertrain Control Module (PCM).
Installation
1) Install EVAP leak detection pump on battery tray. Tighten
retaining bolts to specification. See TORQUE SPECIFICATIONS.
2) To install remaining components, reverse removal
procedure. Ensure vacuum hoses and hose to EVAP leak detection pump
filter are in good condition and properly installed on EVAP leak
detection pump.
Fig. 40: Locating EVAP Leak Detection Pump & EVAP Leak Detection
Pump Filter (Dakota & Durango)

Courtesy of Chrysler Corp.
Removal (Ram Pickup)
1) EVAP leak detection pump and EVAP leak detection pump
filter must be replaced as an assembly. EVAP leak detection pump and
EVAP leak detection pump filter are located at passenger's side front
corner of engine compartment, near wheelwell. See Fig. 41.
2) Disconnect hose from bottom of EVAP leak detection pump
filter that goes to EVAP leak detection pump. Remove retaining bolt
and EVAP leak detection pump filter.
3) Disconnect electrical connector and vacuum hoses at EVAP
leak detection pump. Use care not to damage vacuum hoses during
removal. Remove retaining bolts and EVAP leak detection pump.
NOTE: Vacuum hoses and hose to EVAP leak detection pump filter must
be properly installed on EVAP leak detection pump and all
hoses must be in good condition. If hoses are not properly
installed or are damaged, a Diagnostic Trouble Code (DTC)
will be set in the Powertrain Control Module (PCM).
Installation
1) Install EVAP leak detection and EVAP leak detection pump
filter. Tighten retaining bolts to specification. See TORQUE
SPECIFICATIONS.
2) To install remaining components, reverse removal
procedure. Ensure vacuum hoses and hose to EVAP leak detection pump
filter are in good condition and properly installed on EVAP leak
detection pump.
Removal (Ram Van & Ram Wagon)
1) EVAP leak detection pump and EVAP leak detection pump
filter must be replaced as an assembly. EVAP leak detection pump and
EVAP leak detection pump filter are located on mounting bracket at
driver's side of engine compartment, near the wheelwell. See Fig. 42.
2) Disconnect electrical connector and vacuum hoses at EVAP
purge solenoid. Use care not to damage vacuum hoses during removal.
Remove EVAP purge solenoid from mounting bracket. Disconnect
electrical connector and vacuum hoses at EVAP leak detection pump. Use
care not to damage vacuum hoses during removal.
3) Remove retaining bolts from mounting bracket. Remove
mounting bracket with EVAP leak detection pump and EVAP leak detection
pump filter as an assembly. Remove retaining bolts, EVAP leak
detection pump and EVAP leak detection pump filter from mounting
bracket.
NOTE: All vacuum hoses and hose to EVAP leak detection pump filter
must be properly installed on EVAP leak detection pump and
all hoses must be in good condition. If hoses are not
properly installed or are damaged, a Diagnostic Trouble Code
(DTC) will be set in the Powertrain Control Module (PCM).
Installation
1) Install EVAP leak detection and EVAP leak detection pump
filter on mounting bracket. Tighten retaining bolts to specification.
See TORQUE SPECIFICATIONS.
2) To install remaining components, reverse removal
procedure. Ensure vacuum hoses and hose to EVAP leak detection pump
filter are in good condition and properly installed.

Fig. 41: Locating EVAP Leak Detection Pump, EVAP Leak Detection
Pump Filter & EVAP Purge Solenoid (Ram Pickup)
Courtesy of chrusler corp.
Fig. 42: Locating EVAP Leak Detection Pump, EVAP Leak Detection
Pump Filter & EVAP Purge Solenoid (Ram Van & Ram Wagon)
Courtesy of Chrysler Corp.
EVAP PURGE SOLENOID

NOTE: EVAP purge solenoid may also be referred to as EVAP canister
purge solenoid, duty cycle solenoid or proportional purge
solenoid.
Removal & Installation (Dakota & Durango)
1) On Dakota 2.5L, EVAP purge solenoid is located on firewall
at passenger's side of engine compartment. See Fig. 43. On Dakota 3.
9L, 5.2L and 5.9L and Durango, EVAP purge solenoid is located at
driver's side of engine compartment, near brake booster. See Fig. 44.
2) On all models, disconnect electrical connector and vacuum
hoses at EVAP purge solenoid. Use care not to damage vacuum hoses
during removal. Remove retaining nuts and EVAP purge solenoid.
3) To install, reverse removal procedure. Tighten retaining
nuts to specification. See TORQUE SPECIFICATIONS. Ensure vacuum hoses
are in good condition and properly installed.
Fig. 43: Locating EVAP Purge Solenoid (Dakota 2.5L)
Courtesy of Chrysler Corp.

Fig. 44: Locating EVAP Purge Solenoid (Dakota 3.9L, 5.2L & 5.9L,
& Durango)
Courtesy of Chrysler Corp.
Removal & Installation (Ram Pickup, Ram Van & Ram Wagon)
1) On Ram Pickup, EVAP purge solenoid is located at
passenger's side front corner of engine compartment, near wheelwell.
See Fig. 41 .
2) On Ram Van and Ram Wagon, EVAP purge solenoid is located
at driver's side of engine compartment, near the wheelwell. See
Fig. 42 .
3) On all models, disconnect electrical connector and vacuum
hoses at EVAP purge solenoid. Use care not to damage vacuum hoses
during removal. Remove EVAP purge solenoid from mounting bracket.
4) To install reverse removal procedure. Ensure vacuum hoses
are in good condition and properly installed.
TORQUE SPECIFICATIONS
TORQUE SPECIFICATIONS

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Application Ft. Lbs. (N.m)\
Crankshaft Position Sensor Bolt
2.5L ..................................................... 14 (19)\
3.9L, 5.2L & 5.9L ............................................ (1)
8.0L ......................................................... ( 1)
Downstream Oxygen Sensor ................................... 22 (30)\
Distributor Hold-Down Bolt ................................. 17 (23)\
EVAP Canister-To-Mounting Bracket Nut
Dakota & Durango ......................................... 17 (23)\
Ram Pickup ................................................... ( 2)
Ram Van & Ram Wagon .......................................... ( 3)
Fuel Pump Module Lock Nut
Dakota ................................................... 40 (54)\
Ram Pickup ............................................... 32 (43)\
Ram Van & Ram Wagon ...................................... 40 (54)\
Fuel Rail Bolt
2.5L ......................................................... ( 4)
3.9L, 5.2L & 5.9L ........................................ 17 (23)\
8.0L ..................................................... 11 (15)\
Fuel Tank Strap Nut
Dakota & Durango ......................................... 40 (54)\
Ram Pickup ............................................... 30 (41)\
Ram Van & Ram Wagon .......................................... ( 5)
IAT Sensor ................................................. 20 (27)\
Park/Neutral Switch ........................................ 25 (34)\
Power Steering Pressure Switch (2.5L) ...................... 16 (22\
)
Spark Plug ................................................. 30 (41)\
Throttle Body Bolt
2.5L ......................................................... ( 4)
3.9L, 5.2L & 5.9L ........................................ 17 (23)\
Throttle Body Nut (8.0L) ................................... 16 (22\
)
Upper Intake Manifold Bolt (8.0L) ...................... ( 6) 16 (22)
Upstream Oxygen Sensor ..................................... 22 (30)\
Wheel Lug Nut (Dakota & Durango) ......................... 100 (136\
)
INCH Lbs. (N.m)
Air Cleaner Housing-To-Throttle
Body Nut (Dakota & Durango) ............................. 96 (10.8\
)
Camshaft Position Sensor Bolt (8.0L) ...................... 50 (5.6\
)
Engine Coolant Temperature Sensor ........................ 96 (10.8)\
EVAP Canister Mounting Bracket-To
Body Nut (Ram Van & Ram Wagon) .......................... 95 (10.7\
)
EVAP Leak Detection Pump Filter
Bolt (Ram Pickup, Ram Van & Ram Wagon) ................... 65 (7.3\
)
EVAP Leak Detection Pump Bolt ............................. 11 (1.2)\
EVAP Purge Solenoid Nut (Dakota & Durango) ................ 75 (8.5\
)
IAC Motor Bolt ............................................ 60 (6.8)\
Ignition Coil Bolt/Nut
Dakota, Durango, Ram Van & Ram Wagon ......................... ( 7)
Ram Pickup
3.9L, 5.2L & 5.9L ........................................... ( 7)
8.0L .................................................. 90 (10.2)\
MAP Sensor Bolt
Dakota & Durango ........................................ 25 (2.8)\
Ram Pickup
3.9L, 5.2L & 5.9L ...................................... 25 (2.8)\
8.0L ................................................... 20 (2.3)\
Ram Van & Ram Wagon ..................................... 25 (2.8)\
PCM Bolt .................................................. 35 (4.0)\
TP Sensor Bolt ............................................ 60 (6.8)\

(1) - Tighten retaining bolts to 70 INCH lbs. (7.9 N.m).
( 2) - Tighten nuts to 80 INCH lbs. (9.0 N.m).
( 3) - Tighten nuts to 71 INCH lbs. (8.0 N.m).
( 4) - Tighten bolts to 100 INCH lbs. (11.3 N.m).
( 5) - Tighten retaining nuts to 60 INCH lbs. (6.8 N.m).
( 6) - Tighten bolts to specification in sequence. See 39.
( 7) - On ignition coil using only bolts, tighten bolts to 50 INCH lbs.
(5.6 N.m). On ignition coil using bolts and nuts, tighten
bolts/nuts to 100 INCH lbs. (11.3 N.m).









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SCHEDULED SERVICES - NORMAL SERVICE (DIESEL)

1999 D odge P ic ku p R 1500
1997-99 MAINTENANCE
Chrysler Maintenance & Service Intervals
Diesel Engines
Normal Service
DODGE; RAM PICKUP Cummins Turbo Diesel: 5.9L VIN [D]
* READ THIS FIRST *
Before preforming maintenance on vehicle, ensure that all
cautions and warnings have been observed to prevent vehicle damage or
personal injury. See CAUTIONS & WARNINGS in MAINTENANCE INFORMATION
article in this section.
Introduction
The frequency of scheduled inspection and maintenance
services in this article are based on normal vehicle usage ONLY. The
following Severe conditions are NOT taken into account:
* Frequent short driving less than 5 Miles (8 Km).
* Frequent driving in dusty conditions.
* Frequent trailer towing.
* Extensive idling.
* More than 50% of your driving is at sustained high speeds
during hot weather, above 90
F (32C).
If the vehicle is operated mainly under any of these
conditions, this Normal service schedule article is inadequate. DO NOT
USE. Instead, use the Severe service schedule: See
SCHEDULED SERVICES - NORMAL SERVICE (DIESEL) .
6,000 MILE (10,000 KM)/6 MONTH NORMAL SERVICE
6,000 MILE (10,000 KM)/6 MONTH NORMAL SERVICE
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INSPECT 

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 Exhaust System 


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 Brake Hoses 


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 Engine Coolant Level, Hoses & Clamps 

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SERVICE 

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 Rotate Tires 


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 Lubricate Steering Linkage 

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REPLACE 

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 Engine Oil 


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 Engine Oil Filter 

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LUBRICATION SPECIFICATIONS 

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Material  Condition  Specification 

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 Engine Oil Ambient Temperature Above 10F SAE 15W-40 

(
1)  (-12C) To Over 30F (-1C)  


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Ambient Temperature Less Than  SAE 10W-30 

0F (-18C) To Over 30F(-1C) 


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Ambient Temperature Less Than  With Block Heater: 

-10F(-23C) Up To 0F (-18C) SAE 10W-30 

  Without Block Heater: 

  SAE 5W-30 

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Engine  All  50/50 Mixture Of 

Coolant   Distilled Water & 

  Ethylene Glycol 

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Brake Fluid  All  DOT 3 

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Steering  All  Mopar Multi-Mileage 

Linkage   Lubricant 

Lubricant   

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(
1) - SAE 10W-30 engine oil is preferred for use in all Dodge 

trucks. Use only API approved oil with Starburst Symbol. 

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FLUID CAPACITIES 

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Item  Condition  Specification (1) 

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Engine Oil  Capacity, Upper Safe Mark  10 Qts. (9.5L) 


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 Capacity, Lower Safe Mark  8 Qts. (7.5L) 

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Engine  Drained  26 Qts. (24.5L) 

Coolant   

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(
1) - Capacities are recommended or calculated levels. Always use 

dipstick (if available) to measure level. 
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12,000 MILE (19,000 KM)/12 MONTH NORMAL SERVICE
12,000 MILE (19,000 KM)/12 NORMAL SERVICE
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INSPECT 

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 Exhaust System 


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 Brake Hoses 


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 Engine Coolant Level, Hoses & Clamps 


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 Water Pump Weep Hole For Blockage 

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SERVICE 

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 Rotate Tires 


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 Lubricate Steering Linkage 


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 Clean Fuel Strainer 

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REPLACE