🏷️ Basic Information

Make:

Dodge

Model:

Ram

Year:

2002

Platform Code:

BR/BE

👋 Introduction

Segment:

Full-size Pickup Truck

Target Audience:

DIY Mechanics, Independent Repair Shops, Fleet Maintenance

Key Competitors:

Ford F-Series, Chevrolet Silverado/GMC Sierra, Toyota Tundra

Manual Advantage:

Provides dealer-level diagnostic and repair information, essential for accurate and efficient servicing.

Diagrams:

Step-by-step diagrams for complex procedures, exploded views for component identification.

Electrical Schematics:

Detailed electrical wiring diagrams for all vehicle systems.

📋 Manual Details

Major Systems:

Engine, Transmission, Driveline, Suspension, Steering, Brakes, Electrical, HVAC, Body, Emissions

Specific Components:

Power train, Chassis, Body electrical, Powertrain control module (PCM), Anti-lock Braking System (ABS), Airbags, Diagnostic Trouble Codes (DTCs)

Estimated Pages:

1500-2000+

Type:

Factory Service Repair Manual

Language:

English

Format:

Digital (likely PDF or similar e-document)

📖 Manual Coverage

Powertrain:

Complete engine repair, fuel system, ignition system, exhaust system, cooling system, lubrication system

Drivetrain:

Manual and Automatic Transmissions (NV3500, 45RFE, 42RE, 47RE), Transfer Case, Axles, Driveshafts, U-Joints

Chassis:

Front and Rear Suspension, Steering System (Power Steering), Brake System (ABS/non-ABS), Wheel Bearings, Tires, Wheels

Electrical:

Battery, Charging System, Starting System, Lighting, Instrumentation, Wiper/Washer System, Power Windows/Locks, Audio System, Fuses and Relays, Engine Control Module (ECM) / Powertrain Control Module (PCM) Schematics

Body And Comfort:

HVAC System, Body Panels, Doors, Seats, Restraints (Airbags), Interior Trim, Exterior Trim, Bumpers

Maintenance:

Oil Changes, Filter Replacements, Fluid Level Checks and Top-offs, Belt Inspection and Replacement, Spark Plug Replacement, Brake Pad Replacement

Diagnostics:

Troubleshooting guides for common symptoms, diagnostic trouble code (DTC) interpretation and resolution, diagnostic flowcharts

Repair:

Engine overhaul, Transmission overhaul, Suspension component replacement, Brake caliper replacement, Starter motor replacement, Alternator replacement, Radiator replacement, Fuel pump replacement

Electrical Repair:

Wiring harness repair, Sensor diagnosis and replacement, Actuator testing, Fuse and relay troubleshooting, Module programming assistance (where applicable for dealer-level tools)

Special Tools:

Identification and usage of specialized tools required for specific repairs

Depth:

Comprehensive; covers basic maintenance to complete engine and transmission rebuilds, including detailed component removal and installation procedures, torque specifications, and diagnostic strategies.

📊 Manual Specifications

Digital Format:

PDF

Image Resolution:

High-resolution scans of original factory diagrams and text

Binding:

N/A (Digital)

Paper Quality:

N/A (Digital)

⚙️ Engine Specifications

Engine Options:

4.7L Magnum V8 (235 hp @ 4800 rpm, 295 lb-ft @ 3200 rpm), 5.9L Cummins Turbo Diesel I6 (235 hp @ 2300 rpm, 460 lb-ft @ 1400 rpm - for 3/4 ton and 1-ton models)

Engine Code Gas:

EAH (4.7L)

Engine Code Diesel:

ISB (5.9L Cummins)

Horsepower 4.7L:

235 hp

Torque 4.7L:

295 lb-ft

Horsepower 5.9L Diesel:

235 hp

Torque 5.9L Diesel:

460 lb-ft

Fuel Type Gas:

Unleaded Gasoline

Fuel System Type Gas:

Sequential Multi-Port Fuel Injection (MPI)

Fuel Type Diesel:

Diesel

Fuel System Type Diesel:

High-Pressure Common Rail (HPCR) Injectors (for 5.9L Cummins)

Coolant Capacity:

13.4 Liters (14.2 Quarts) - Approximate, check manual for specifics

Oil Type 4.7L:

SAE 5W-30 (check owner's manual for exact spec and ambient temp recommendations)

Oil Capacity 4.7L:

5.0 Quarts (4.7 Liters) with filter

Oil Type 5.9L Diesel:

CJ-4 or CK-4 SAE 15W-40 Diesel Engine Oil (check manual for exact specification and API rating)

Oil Capacity 5.9L Diesel:

11.0 Quarts (10.4 Liters) with filter

🔧 Transmission

Transmission Options Gas:

4-Speed Automatic (42RE, 45RFE), 5-Speed Manual (NV3500 - typically for smaller engines/configurations)

Transmission Options Diesel:

4-Speed Automatic (47RE)

Overdrive:

All automatic transmissions feature overdrive

Transfer Case:

NV243 (part-time 4WD), NV244 (full-time 4WD with electronic control - optional)

Automatic Transmission Fluid:

ATF+4 (MS-9602) for 42RE, 45RFE, 47RE

Manual Transmission Fluid:

MS-9070 Manual Transmission Lubricant (for NV3500)

📐 Dimensions

Wheelbase Standard:

134.0 inches (3404 mm)

Wheelbase Long:

154.5 inches (3924 mm)

Length Standard:

229.4 inches (5827 mm)

Width Standard:

79.1 inches (2009 mm)

Curb Weight Approx:

4,700 - 6,000 lbs (depending on configuration)

Gross Vehicle Weight Rating Gvwr:

6,350 lbs (1500 series) to 8,800 lbs (2500/3500 series)

🛡️ Safety Features

NHTSA Front Impact Driver:

4 Stars (for 2002 model year, specific testing may vary by configuration)

NHTSA Front Impact Passenger:

4 Stars (for 2002 model year)

ABS:

Standard on most models (four-wheel disc with rear drum/drum)

Airbags:

Driver and Passenger front airbags

Seatbelts:

Three-point front seatbelts with pretensioners, three-point rear seatbelts

💡 Technology Features

Audio Options:

AM/FM/Cassette/CD Player, Optional Infinity Premium Audio System

Cruise Control:

Standard on most trims

Power Accessories:

Optional power windows, power door locks, power mirrors

🔧 Maintenance

Oil Change Interval:

Every 3,000-7,500 miles (depending on oil type and driving conditions, refer to manual for specifics)

Engine Air Filter Replacement:

Every 15,000-30,000 miles or as needed based on inspection

Spark Plug Replacement 4.7L:

Approximately 100,000 miles (for platinum or iridium plugs)

Transmission Fluid Flush:

Every 30,000-60,000 miles (depending on usage and fluid type, refer to manual)

Brake Fluid:

DOT 3 (check manual for exact specification)

Power Steering Fluid:

ATF+4 or specified power steering fluid (check manual)

Coolant Type:

50/50 mix of Mopar Antifreeze/Coolant (MS-7170) and distilled water

4.7L Magnum Head Gaskets:

Some early 4.7L engines experienced head gasket failures; later models and revised gaskets improved this.

Transmission Governor Pressure Solenoid:

Can fail, leading to harsh shifts or inability to shift into certain gears (common in 42RE/47RE).

Radiator Cracking:

Plastic end tanks on some radiators can crack over time, leading to coolant leaks.

Throttle Position Sensor Tps:

Can cause erratic idling or performance issues.

Evaporative Emission Control System Evap:

Faults in the EVAP system (e.g., charcoal canister, purge valve) can trigger check engine lights.

📚 Vehicle History

Dodge Trucks:

Dodge has a long history of producing robust and capable trucks since the 1930s.

Third Generation:

The 2002 model year belongs to the third generation of the Dodge Ram (1994-2001, with a significant refresh in 1998), which marked a radical departure with its aggressive styling and bold grille. The 2002 model is part of the final year of this generation before the all-new 2003 model.

Manufacturing Location:

Saltillo, Mexico; Warren, Michigan

🏆 Awards & Recognition

Motor Trend Truck Of The Year:

The Dodge Ram was a finalist for MotorTrend Truck of the Year multiple times, and its bold styling was widely recognized.

Jdp Power Initial Quality:

J.D. Power and Associates ratings for the 2002 Ram varied across different studies, often placing it in the average to slightly above average range for initial quality in the large pickup segment.