🏷️ Basic Information

Make:

Dodge

Model:

Neon

Year:

2004

Platform Code:

PL (Chrysler PL platform)

👋 Introduction

Segment Positioning:

Compact car, budget-friendly, popular for first-time car buyers and urban commuters.

Key Competitors:

Honda Civic, Toyota Corolla, Ford Focus, Chevrolet Cavalier.

Vehicle Appeal:

Affordability, nimble handling, distinctive styling (especially the second generation), fuel efficiency.

Manual Value Proposition:

Provides authoritative, OEM-level repair information, crucial for maintaining this model effectively and economically.

📋 Manual Details

Primary Coverage:

Mechanical, Electrical, Body, Maintenance, Diagnostics, Troubleshooting, Repair

Estimated Page Count:

1500-2000+ (typical for comprehensive software manuals)

Type:

Official Service and Repair Manual Software

Language:

English

Format:

Digital Software (likely PDF or proprietary application)

📖 Manual Coverage

Engine Systems:

Engine mechanical, lubrication, cooling, fuel, ignition, emissions control, starting and charging, engine performance diagnostics, electronic engine controls (ECU/PCM)

Transmission Systems:

Manual transmission (NVT), Automatic transmission (41TE/42LE), clutch, torque converter, transmission control module (TCM)

Chassis Systems:

Brake system (hydraulic, ABS, rear drum/disc), steering system (power steering), suspension system (front MacPherson strut, rear torsion beam), driveline components

Electrical Systems:

Wiring diagrams, battery, charging system, starting system, lighting (headlamps, tail lamps, interior), instrument cluster, gauges, power windows, power locks, mirrors, wipers, horn, fuse and relay locations, diagnostic trouble codes (DTCs)

Body Systems:

Body exterior (panels, doors, hood, trunk), interior trim, seats, HVAC (heating, ventilation, air conditioning), body control module (BCM), safety systems (airbags, seatbelts)

Maintenance Procedures:

Oil changes, filter replacements, fluid checks and replacements, spark plug replacement, belt inspection and replacement, tire rotation and pressure checks, brake pad/shoe replacement, coolant flushes

Repair Procedures:

Engine component replacement (alternator, starter, water pump, etc.), transmission overhaul/replacement, brake caliper/rotor replacement, suspension component replacement, steering rack replacement, minor bodywork repairs, electrical component diagnostics and replacement

Diagnostic Procedures:

Troubleshooting guides based on symptoms, use of diagnostic scan tools, interpretation of DTCs, component testing (resistance, voltage, continuity), fuel system pressure testing, ignition system testing

Depth:

Comprehensive; covers basic maintenance to advanced component-level diagnostics and repair, including engine and transmission overhaul procedures.

📊 Manual Specifications

Digital Format Details:

Likely searchable PDF or a dedicated software application with interactive diagrams and search functionality.

Print Quality Suitability:

Designed for digital viewing, but printable. High-resolution diagrams and text.

Binding:

N/A (Digital Software)

Paper Type:

N/A (Digital Software)

Content Scope:

Includes detailed diagnostic flowcharts, wiring diagrams, torque specifications, component removal and installation procedures, and specifications for all major vehicle systems.

⚙️ Engine Specifications

Engine Code And Type:

4G64 (GEMA II), 2.4L SOHC I4 (Standard on most SE and SXT trims)

Engine Displacement:

2351 cc (143.5 cubic inches)

Bore X Stroke:

86.5 mm x 100.0 mm

Compression Ratio:

9.5:1

Horsepower:

140-150 hp @ 5700-5800 rpm (depending on specific application and tuning)

Torque:

150-155 lb-ft @ 4000 rpm

Fuel Delivery:

Multi-port Fuel Injection (MPI)

Fuel Type:

Unleaded gasoline, 87 octane minimum

ECU Type:

Chrysler NGC (Next Generation Controller) or similar proprietary system.

Timing Belt Interval:

Recommended replacement every 100,000 miles or 7 years, whichever comes first. Crucial due to interference engine design.

Spark Plug Type:

NGK (e.g., NGK ZFR6EK-11) or equivalent, gap set to 0.044" (1.1 mm).

Common Engine Problems:

Oil leaks (valve cover gasket, oil pan gasket), coolant leaks (lower radiator hose, thermostat housing), EGR valve clogging, throttle body issues, premature wear of accessory belts.

🔧 Transmission

Standard Transmission:

5-speed Manual Transmission (NVT)

Optional Transmission:

4-speed Automatic Transmission (41TE/42LE)

Automatic Transmission Features:

Electronically controlled, with torque converter lock-up for improved fuel economy.

Manual Transmission Fluid:

API GL-4, SAE 75W-90 synthetic gear oil. Capacity: approx. 2.3 liters (2.4 quarts).

Automatic Transmission Fluid:

ATF+4 (MS-9602) or equivalent. Capacity: approx. 7.0 liters (7.4 quarts) for a complete fluid change. Dipstick check when warm and engine running.

Common Transmission Problems:

Manual: Clutch wear, difficult shifting. Automatic: Transmission slipping, harsh shifts, solenoids failure, torque converter shudder, leaks from seals.

📐 Dimensions

Wheelbase:

104.1 inches (2644 mm)

Length:

174.4 inches (4429 mm)

Width:

67.7 inches (1720 mm)

Height:

55.1 inches (1400 mm)

Curb Weight Approx:

2700-2900 lbs (1225-1315 kg), varies by trim and equipment

Gross Vehicle Weight Rating Gvwr Approx:

3600-3800 lbs (1633-1724 kg)

Trunk Volume Sedan Approx:

13.1 cubic feet (371 liters)

Cargo Volume Hatchback Approx:

16.3 cubic feet (461 liters) with rear seats up, expandable to 39.5 cubic feet (1119 liters) with rear seats folded.

🛡️ Safety Features

NHTSA Front Impact Driver:

4 stars (for 2004 model year)

NHTSA Front Impact Passenger:

4 stars (for 2004 model year)

IIHS Moderate Overlap Front:

Good (for 2004 model year)

Active Safety Features:

Anti-lock Braking System (ABS) (optional on some trims), traction control (optional on some trims)

Passive Safety Features:

Driver and front passenger airbags, optional side-impact airbags, height-adjustable seatbelts, LATCH child seat anchors.

💡 Technology Features

Infotainment System:

Standard AM/FM stereo with CD player, optional premium audio system, optional satellite radio readiness.

Driver Assistance Features:

Limited; primarily ABS and optional traction control. No advanced electronic driver-assistance systems.

Connectivity Options:

Basic; primarily for audio input. No Bluetooth or USB connectivity typically offered from the factory.

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 6 months, whichever comes first, using synthetic blend or full synthetic oil.

Engine Air Filter Replacement:

Every 15,000-30,000 miles, or as needed based on driving conditions. Inspect every oil change.

Cabin Air Filter Replacement:

Every 15,000-20,000 miles, or annually. Crucial for HVAC performance.

Coolant Replacement:

First change at 100,000 miles or 5 years, then every 50,000 miles or 3 years thereafter.

Engine Oil Type:

SAE 5W-30. API certified. Meet Chrysler MS-6395 specification. Capacity: 4.0 quarts (3.8 liters) with filter change.

Coolant Type:

Mopar OAT (Organic Additive Technology) Antifreeze/Coolant, Blue. Mix 50/50 with distilled water. Capacity: approx. 6.7 quarts (6.3 liters).

Brake Fluid Type:

DOT 3, meet Chrysler MS-45744 specification.

Power Steering Fluid:

Mopar Power Steering Fluid or equivalent ATF+4 (MS-9602).

Common Maintenance Issues:

Rust on rocker panels and rear wheel arches, A/C system leaks (evaporator core), premature wear of front suspension components (ball joints, control arm bushings), power window regulator failure, front wheel bearing noise.

📚 Vehicle History

Dodge Brand History Context:

Dodge, a division of Chrysler (now Stellantis), has a long history of producing American performance and utilitarian vehicles.

Neon Generation:

Second Generation (2000-2006). The 2004 model year is part of this generation, featuring updated styling, improved interior, and refined powertrains compared to the first generation.

Key Updates For 2004:

Minor styling tweaks, potential package updates, continued refinement of the 2.4L engine.

Manufacturing Location:

Belvidere, Illinois, USA

🏆 Awards & Recognition

Historical Recognitions:

The Dodge Neon (across generations) was often cited for its value and sporty handling, though it rarely received top-tier accolades compared to its Japanese and European competitors.