service DODGE RAM 1999 Service Repair Manual

POWER DISTRIBUTION CENTER (PDC) LOCATION








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Application Location
Dakota & Durango .............. Driver's Side Of Engine Compartment,
Behind Battery
Ram Pickup .................... Driver's Side Of Engine Compartment,
Above Wheelwell
Ram Van & Ram Wagon ........... Driver's Side Of Engine Compartment,
Near Battery









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STARTER RELAY & TRANSMISSION RELAY
NOTE: Transmission relay may also be referred to as transmission
control relay.
Removal & Installation
Relay is located in Power Distribution Center (PDC). Relays
may be identified by label on inside of PDC cover. See POWER
DISTRIBUTION CENTER (PDC) LOCATION table.
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
See EVAP PURGE SOLENOID under EMISSION SYSTEMS.
TRANSMISSION GOVERNOR PRESSURE SOLENOID
NOTE: Transmission governor pressure solenoid may also be referred
to as governor pressure solenoid.
Removal & Installation (A/T Models)
Transmission governor pressure solenoid is located on
transmission valve body. See appropriate ELECTRONIC CONTROLS article
in AUTOMATIC TRANSMISSIONS section.
TRANSMISSION OVERDRIVE SOLENOID & TRANSMISSION TORQUE
CONVERTER CLUTCH (TCC) SOLENOID
NOTE: Transmission overdrive solenoid may also be referred to as
overdrive solenoid or 3-4 shift solenoid.
Removal & Installation (A/T Models)
Transmission overdrive solenoid and TCC solenoid are located
in solenoid assembly on transmission valve body. See appropriate
ELECTRONIC CONTROLS article in AUTOMATIC TRANSMISSIONS section.
IGNITION SYSTEM
CAMSHAFT POSITION SENSOR
Removal & Installation (Dakota, Durango, Ram Pickup 3.9L,
5.2L & 5.9L, Ram Van & Ram Wagon)
1) Camshaft position sensor is located in the distributor.
See Fig. 13 . Camshaft position sensor may be serviced without removing

Installation
1) If engine has not been rotated after removing distributor,
go to next step. If engine was rotated after removing distributor,
rotate crankshaft clockwise (viewed from front of engine) until
cylinder No. 1 is at Top Dead Center (TDC) on compression stroke and
timing mark on vibration damper aligns with TDC timing mark on timing
chain cover. Go to next step.
2) Ensure distributor mounting area on cylinder block is
clean. Install NEW "O" ring on distributor if necessary. Apply light
coat of engine oil on "O" ring.
3) Position distributor rotor so it aligns with terminal for
cylinder No. 1 on distributor cap. Install distributor. Ensure
distributor engages with slot in oil pump drive gear. Install hold-
down clamp and distributor hold-down bolt. DO NOT tighten distributor
hold-down bolt at this time.
4) Rotate distributor until distributor rotor aligns with
cylinder No. 1 alignment mark on camshaft position sensor. See Fig. 23
. Tighten distributor hold-down bolt to specification. See TORQUE
SPECIFICATIONS. To install remaining components, reverse removal
procedure.
5) Base ignition timing is nonadjustable. Base ignition
timing and timing advance are controlled by the Powertrain Control
Module (PCM). Distributor position is used to determine the fuel
system synchronization. To check for correct distributor position and
fuel system synchronization, see FUEL SYSTEM SYNCHRONIZATION under
FUEL SYSTEM in ON-VEHICLE ADJUSTMENTS article.
IGNITION COIL
Removal & Installation (Dakota 2.5L)
Ignition coil is located on side of engine, near distributor.
Service procedure is primarily an unbolt and bolt-on procedure.
Tighten ignition coil retaining bolts or nuts to specification. See
TORQUE SPECIFICATIONS.
Removal & Installation (Dakota 3.9L, 5.2L & 5.9L, Durango &
Ram Van/Wagon)
1) Ignition coil is located on front of passenger's side
cylinder head. Disconnect spark plug wires and electrical connector
from ignition coil.
CAUTION: Ignition coil-to-cylinder head mounting bracket bolts hold
the idler pulley for the accessory drive belt, as these bolts
are under tension. If necessary to remove these bolts,
accessory drive belt must be removed first.
2) Remove ignition coil retaining bolts or nuts with ignition
coil from the ignition coil mounting bracket. DO NOT remove ignition
coil-to-cylinder head mounting bracket bolts, as these bolts are under
tension.
3) To install, reverse removal procedure. Tighten ignition
coil retaining bolts or nuts to specification. See TORQUE
SPECIFICATIONS.
Removal & Installation (Ram Pickup 3.9L, 5.2L & 5.9L)
1) On 3.9L, 5.2L and 5.9L with light-duty emissions, ignition
coil is located on front of passenger's side cylinder head. On 5.9L
with heavy-duty emissions, ignition coil is located on top of air
injection pump. On all models, disconnect spark plug wires and
electrical connector from ignition coil.
CAUTION: On 3.9L, 5.2L and 5.9L with light-duty emissions, ignition
coil-to-cylinder head mounting bracket bolts hold the idler

pulley for the accessory drive belt, as these bolts are under
tension. If necessary to remove these bolts, accessory drive
belt must be removed first.
2) Remove ignition coil retaining bolts or nuts with ignition
coil from the ignition coil mounting bracket. On 3.9L, 5.2L and 5.9L
with light-duty emissions, DO NOT remove ignition coil-to-cylinder
head mounting bracket bolts, as these bolts are under tension. On all
applications, to install, reverse removal procedure. Tighten ignition
coil retaining bolts or nuts to specification. See TORQUE
SPECIFICATIONS.
Removal & Installation (Ram Pickup 8.0L)
1) Two separate ignition coils are located above passenger's
side valve cover. Each ignition coil can be serviced separately. On
all ignition coil applications, disconnect spark plug wires and
electrical connector from ignition coil.
2) Remove ignition coil retaining bolts and ignition coil
from ignition coil mounting bracket. To install, reverse removal
procedure. Ensure ignition coil is mounted on ignition coil mounting
bracket with electrical connector facing downward. Tighten ignition
coil retaining bolts to specification. See TORQUE SPECIFICATIONS.
FUEL SYSTEM
FUEL SYSTEM PRESSURE RELEASE
WARNING: Always release fuel pressure before disconnecting any fuel
injection-related component. DO NOT allow fuel to contact
engine or electrical components.
1) Remove fuel cap from fuel tank. Note location of spring
loaded flapper valve inside fuel tank filler tube assembly. Flapper
valve is located just below the fuel cap area on fuel tank filler tube
assembly. Flapper valve is used as a secondary way of sealing the fuel
tank if fuel cap was not properly tightened.
WARNING: When opening flapper valve inside fuel tank filler tube
assembly, ensure a non-metallic object is used to prevent any
sparks.
2) Using a non-metallic object, push flapper valve inside
filler tube assembly downward to release any pressure from the fuel
tank. Ensure all pressure is released from fuel tank.
3) Remove fuel pump relay from Power Distribution Center
(PDC). Fuel pump relay may be identified by label on inside of PDC
cover. See POWER DISTRIBUTION CENTER (PDC) LOCATION table.
4) On all models, start engine and allow engine to idle until
engine stalls. Attempt to restart engine until engine will no longer
run. Turn ignition off.
CAUTION: Ensure steps 1) through 4) are performed before proceeding.
Steps 3) and 4) must be performed to ensure most of the fuel
pressure is released from fuel rails to prevent an excessive
amount of fuel being delivered into the cylinders.
5) Remaining fuel pressure is released by energizing a fuel
injector. Disconnect electrical connector at any fuel injector.
6) Connect jumper wire between one electrical terminal on
fuel injector and positive battery terminal. Connect another jumper
wire on remaining electrical terminal on fuel injector.

CAUTION: DO NOT apply battery voltage to fuel injector for extended
periods, or fuel injector may be damaged.
7) Momentarily touch remaining end of jumper wire to negative
battery terminal in short intervals to energize fuel injector and
release remaining fuel pressure.
8) Remove jumper wires. Reinstall electrical connector and
fuel pump relay. Fuel system components may now be serviced. Cover
fuel lines with shop towel before disconnecting, as some residual fuel
pressure may exist.
9) Diagnostic Trouble Code (DTCs) may have been stored in
Powertrain Control Module (PCM) due to the removal of fuel pump relay.\
Using scan tool, clear DTCs from PCM. See appropriate SELF-DIAGNOSTICS
article for clearing of DTCs.
FUEL LINE DISCONNECT FITTINGS
NOTE: Fuel lines may contain single tab, dual tab or plastic
retainer ring disconnect fitting. See Fig. 24. Determine type
of disconnect fitting used and use proper procedure for
proper disconnect fitting.
Fig. 24: Identifying Fuel Line Disconnect Fitting
Courtesy of Chrysler Corp.
Removal & Installation (Single Tab)
1) Release fuel pressure. See FUEL SYSTEM PRESSURE RELEASE

N - R EM OVE /IN STA LL/O VER HAU L
under FUEL SYSTEM. Disconnect negative battery cable. Ensure disconnect fitting and fuel lines are clean. Note location of releasetab and pull tab on disconnect fitting. See Fig. 24.
CAUTION: Release tab must be pressed downward before removing pull
tab, or pull tab will be damaged. 2) Press release tab downward. Use screwdriver to pry pull tab upward until pull tab separates from disconnect fitting. Removedisconnect fitting from fuel line. Inspect components for damage. Ifdisconnect fitting is damaged, entire assembly must be replaced, asonly pull tab may be replaced. 3) To install, ensure fuel line and disconnect fitting areclean. Lubricate fuel line and disconnect fitting with engine oil.Install disconnect fitting on fuel line until disconnect fittingbottoms on fuel line. 4) Install NEW pull tab until pull tab locks in disconnectfitting. DO NOT reuse old pull tab. Pull on fuel line and disconnectfitting to ensure components are properly locked together. Reconnectnegative battery cable. Start engine and check for leaks. Removal & Installation (Dual Tab)
1) Release fuel pressure. See FUEL SYSTEM PRESSURE RELEASE under FUEL SYSTEM. Disconnect negative battery cable. Ensuredisconnect fitting and fuel lines are clean. Note location of tabs ondisconnect fitting. See Fig. 24.
2) Squeeze both tabs against disconnect fitting. Pulldisconnect fitting from fuel line. The plastic retainer will remain onthe fuel system component being serviced. The "O" rings and spacerwill remain in the disconnect fitting. 3) Inspect components for damage. If disconnect fitting isdamaged, entire assembly must be replaced. The only component that maybe replaced is the plastic retainer. If plastic retainer must beremoved from fuel system component, carefully release the plasticretainer from the fuel system component using 2 screwdrivers. Inspectplastic retainer for cracks or damage. Replace plastic retainer ifdefective. 4) To install, ensure fuel line and disconnect fitting areclean. Lubricate fuel line and disconnect fitting with engine oil.Install disconnect fitting on fuel line until click sound is heard. 5) Pull on fuel line and disconnect fitting to ensurecomponents are properly locked together. Reconnect negative batterycable. Start engine and check for leaks. Removal & Installation (Plastic Retainer Ring)
1) Release fuel pressure. See FUEL SYSTEM PRESSURE RELEASE under FUEL SYSTEM. Disconnect negative battery cable. Ensuredisconnect fitting and fuel lines are clean. Note location of plasticretainer ring on disconnect fitting. See Fig. 24.
NOTE: Plastic retainer ring must be pressed evenly into disconnect fitting. If plastic retainer is not even, it will be difficult to remove disconnect fitting from fuel line. 2) Firmly push disconnect fitting toward the fuel line while pushing plastic retainer ring evenly into disconnect fitting. Withplastic retainer ring fully depressed, pull disconnect fitting fromfuel line. 3) Inspect components for damage. If disconnect fitting isdamaged, entire assembly must be replaced. 4) To install, ensure fuel line and disconnect fitting areclean. Lubricate fuel line and disconnect fitting with engine oil.Install disconnect fitting on fuel line until click sound is heard.

for access to fuel rails and injectors.
CAUTION: Both fuel rails are serviced as an assembly. DO NOT attempt
to separate fuel rail from connecting fuel hose at rear of
each fuel rail. Connecting fuel hose does not use any form of
clamps on the hose. DO NOT use any clamps on connecting fuel
hose. When removing fuel rails with injectors, use care not
to bend connecting fuel hose.
4) Disconnect fuel line from fuel rail. See FUEL LINE AT FUEL
RAIL. Remove fuel rail bolts. Ensure area around injectors and intake
manifold is clean.
5) Using rocking motion, pull driver's side fuel rail with
injectors upward from intake manifold until injectors just clear
intake manifold. Repeat procedure on passenger's side fuel rail.
Remove fuel rails with injectors from intake manifold.
6) If removing injector from fuel rail, remove retaining clip
from fuel rail and injector. Retaining clip is located at top of
injector and fuel rail. Remove injector with "O" ring from fuel rail.
Installation
1) If installing injector on fuel rail, install NEW "O" ring
on injector. Coat "O" ring on injector with engine oil. Install
injector on fuel rail. Install retaining clip on injector and fuel
rail.
2) To install remaining components, reverse removal procedure
using NEW "O" ring at bottom of each injector. Coat "O" ring on
injector with engine oil before installing injectors and fuel rails.
3) Push passenger's side fuel rail and then driver's side
fuel rail downward until shoulder on each injector contacts the intake
manifold. Ensure all injectors are fully seated.
4) Tighten fuel rail bolts and throttle body bolts to
specification. See TORQUE SPECIFICATIONS. Install fuel line on fuel
rail using proper procedure. See FUEL LINE AT FUEL RAIL under FUEL
SYSTEM. Start engine and check for leaks.
Removal (Ram Pickup 8.0L)
1) Release fuel pressure from fuel system. See FUEL SYSTEM
PRESSURE RELEASE. Ensure negative battery cable is disconnected.
2) Remove throttle body from upper intake manifold. See
THROTTLE BODY. Remove ignition coils with mounting bracket for access
to fuel rails.
3) Upper intake manifold must be removed for servicing of
fuel rails and injectors. Remove generator-to-upper intake manifold
brace and A/C compressor-to-upper intake manifold brace. Remove
generator and A/C compressor if necessary for removal of upper intake
manifold.
4) Disconnect necessary vacuum lines and hoses for removal of
upper intake manifold. Remove bolts, upper intake manifold and gasket
from lower intake manifold.
5) Note electrical connector location on injectors for
installation reference. Disconnect electrical connectors at injectors.
Disconnect fuel line from fuel rail. See FUEL LINE AT FUEL RAIL.
6) Remove fuel rail bolts. Ensure area around injectors and
lower intake manifold is clean. Using rocking motion, pull driver's
side fuel rail with injectors upward from intake manifold until
injectors just clear intake manifold. Repeat procedure on passenger's
side fuel rail. Remove fuel rails with injectors from lower intake
manifold.
7) If removing injector from fuel rail, remove retaining clip
from fuel rail and injector. Retaining clip is located at top of
injector and fuel rail. Remove injector with "O" ring from fuel rail.

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 

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 Engine Oil 


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 Engine Oil Filter 


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 Fuel 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. 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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18,000 MILE (29,000 KM)/18 MONTH NORMAL SERVICE
18,000 MILE (29,000 KM)18 MONTH NORMAL SERVICE
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VERIFY 

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Last Major Service Was Performed. 

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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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 Brake Linings 


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 Drive Belts 

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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. 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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