Dodge›Neon›2003›2.0L/dodge/neon/2003/2-0l/

PL platform

2003 Dodge Neon — 2.0L

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2003 Neon 2.0L. Covers both the standard and High Output 2.0L.

Body PASSENGER CAREngine 2.0LTransmission Automatic 4-spd

The 2003 Dodge Neon 2.0L is a passenger‑car on the PL platform equipped with a 2.0‑liter engine. It uses a 4.5‑qt oil capacity with 5W‑30 API viscosity, reaches an EPA rating of 22/29/25 mpg, and is mated to an automatic 4‑speed transmission. The model recorded 202 owner complaints, five recalls, and sits far below the peak 1,196 complaints of 1995 while still above the three complaints of its earliest year. This places the 2003 Neon in a relative reliability upswing within the model’s 1993‑2005 production history.

Model year2005 2004 2003 2001

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity4.5 qt w/ filterOEM · verified

Engine oil type5W-30 APIOEM · verified

Lug nut torque85-115 ft-lbsOEM · verified

EPA fuel economy22/29/25 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 26R · 450 CCA battery, OE oil filter 04781452BF. Note the factory engine air filter, fuel filter and front wiper blades are now discontinued — plan on a superseded or quality aftermarket equivalent, which the part pages below list where known. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 26R · 450 CCAOEM · verified

Tire sizeP195-50VR16OEM · verified

Wheel / rim6 inOEM · verified

OE service part numbers OEM · verified

Engine oil filter	04781452BF alt 04105409AE
Engine air filter	04891097AA discontinued
Fuel filter	05278631AA discontinued · alt 04897416AB
Spark plug	68304149AA alt 68307021AA
Battery	BB26R001AA
Front wiper blades	05014795AA discontinued · alt 05014794AA
Thermostat	P5278144AA

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

Transmission

Automatic 4-spd

Ratings & economy EPA / vPIC

EPA city / highway / combined	22 / 29 / 25 mpg
Drivetrain	Front-Wheel Drive
Passenger volume	90 cu ft
Cargo volume	13 cu ft
Recommended fuel	Regular Gasoline

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 4.5 qt w/ filter of 5W-30 API engine oil, DOT 3 brake fluid. Torque lug nuts to 85-115 ft-lbs, the oil drain plug to 20.0 ft-lbs. The firing order is 1-3-2-4. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Brake Fluid	DOT 3
Engine Oil	5W-30 · API
Engine Oil Capacity	4.5 qt w/ filter

Engine torques

Camshaft Bearing/Carrier Cap Bolts or Studs	M6 Bolts: 9 ft-lbs, M8 Bolts: 21 ft-lbs
Crankshaft Pulley and/or Damper Bolts	100 ft-lbs
Engine Oil Pan Drain Plug	20.0 ft-lbs
Engine Oil Pan Drain Plug	20.0 ft-lbs

Chassis torques

Lug Nuts	85-115 ft-lbs
Front Wheel Hub	180 ft-lbs
Rear Wheel Hub	160 ft-lbs

Ignition

Cylinder Firing Order	1-3-2-4
Curb Idle Speed (No Load)	600-1300 rpm
Ignition Coil Secondary Resistance	8500-11,500 ohms
Spark Plug Gap	0.033-0.038 in
Spark Plug Torque	11.0-15.0 ft-lbs

Battery & A/C

Refrigerant	R134a
Refrigerant Capacity	1.875 lbs
Oil Group	PAG
Oil Type	ND 8 oil
Oil Capacity	6.10 oz
Standard BCI Group Number	26R
Standard BCI Cranking Performance	450 cca

Service checks

Pressure Test	15; Do not allow pressure to exceed 20 psi.
Radiator Cap Pressure Relief	14-18 psi
Thermostat Opening Temperature	192-199 °F
Regulated Fuel System Pressure (With Vacuum)	58.0 + or - 5.0 psi
Injector Primary Resistance	12 approx. @ 68 degreesF ohms
Injector Primary Resistance	13-16 @ 68 degreesF ohms
Engine Compression	100 Minimum psi
Engine Oil Pressure	25-80 psi

Brakes

Brake Application	WITH REAR DISC
Torque to Knuckle	16 ft-lbs / 100 ft-lbs
Torque Caliper to Bracket	16 ft-lbs
Minimum Pad Thickness	Front: 0.312; Rear: 0.281 Specifications
Brake Application	WITH REAR DISC
Rotor Max Parallel Variation	0.0005 in
Rotor Runout Limit	0.003 in
Rotor Nominal Thickness From	0.344 in / 0.861 in

Multi-step torque procedures OEM · verified

Cylinder Head — tightening sequence 4 stages

Prep Do not reuse old bolts. Lubricate bolts with clean engine oil

1	25.0 ft. lbs.	25 ft. lbs
2	50 ft. lbs.	50 ft. lbs
3	50 ft. lbs.	50 ft. lbs
4	90 degrees	90 degrees

Cylinder Head — tightening sequence 4 stages

Prep Do not reuse old bolts. Lubricate bolts with clean engine oil

1	25.0 ft. lbs.	25 ft. lbs
2	50 ft. lbs.	50 ft. lbs
3	50 ft. lbs.	50 ft. lbs
4	90 degrees	90 degrees

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 6,000 mi; spark plugs every 60,000 mi; coolant every 100,000 mi. The big-interval services (every 100,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

Every 6,000 mi	Engine Oil (drain & refill) · Engine Oil Filter (replace) · Tire & Wheel Assembly (rotate)
Every 18,000 mi	Brake System (inspect)
Every 30,000 mi	Engine Air Filter Element (replace) · PCV Valve (inspect)
Every 60,000 mi	Drive Belt (replace) · Spark Plug Wires (replace) · Spark Plugs (replace)
Every 100,000 mi	Engine Coolant System (drain, flush & refill)
At 102,000 mi	Timing Belt (replace)

Owner how-tos

Condensed service procedures for routine maintenance. Procedures that require dealer diagnostic equipment are identified and summarized only.

Common procedures

Key fob — remote (RKE) programming programming new fob buttons Dealer tool OEM · verified

Tool required	DRBIII scan tool (dealer / locksmith)
Why	Transmitter codes are written into the receiver in the passenger door module

Anti-theft (SKIS) — module initialization after immobilizer module replacement Dealer tool OEM · verified

When needed	After Sentry Key Immobilizer Module (SKIM) replacement
Tool required	DRBIII scan tool
Also required	The vehicle's four-digit PIN code

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

In 2003, the Dodge Neon experienced 202 complaints and 5 recalls, a slight uptick from 2002’s 186 complaints but still lower than the peak of 1995’s 1196 complaints. The recall count remained modest, matching the 6‑recall figure seen in 2002 and 2001, indicating no sudden spike in safety‑related defects that year. Complaint trends show a gradual decline from 1995 through 2003, with 2003’s figure falling near the mid‑2000s level of 2004–2005 (94–95 complaints). The most frequent complaint categories—Electrical System (37), Electrical System/Exterior Lighting (23), Exterior Lighting (19), and Power Train (19)—suggest that electrical and lighting reliability are the primary concerns for that model year. Crash‑related complaints (23) and fire‑related complaints (20) are both below the 1995‑2000 averages, implying relatively stable safety performance. Overall, the 2003 Neon sits near the bottom of the recall trend for the generation and shows fewer safety‑related complaints than earlier years, making it a comparatively better year to consider for purchase.

Open recalls

NHTSA campaigns

Service bulletins

Manufacturer communications

ODI investigations

Office of Defects Investigation

202

Owner complaints

23 involved a crash · 20 a fire

NHTSA crash-test rating federal NCAP · out of 5 stars

Rollover★★★★★

Owner complaints by model year NHTSA · this generation & adjacent

’93 ’94 ’95 ’96 ’97 ’98 ’99 ’00 ’01 ’02’03’04 ’05

Owner complaints filed with NHTSA, by component

All 202 complaints on record, top 8 components.

Electrical System37

Electrical System,Exterior Lighting23

Exterior Lighting19

Power Train19

Air Bags15

Service Brakes, Hydraulic10

Engine & Engine Cooling9

Structure7

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 5 campaigns on record for this vehicle.

09E012000Exterior LightingReported 07/04/2009

SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONFORM TO THE… Remedy: SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE SAFETY RECALL BEGAN ON MAY 11, 2009. OWNERS MAY CONTACT SABERSPORT AT…

08E050000Exterior Lighting:HeadlightsReported 11/08/2008

K2 MOTOR IS RECALLING 1,921 AFTERMARKET HEADLAMPS OF VARIOUS MODELS SOLD FOR USE ON THE ABOVE LISTED VEHICLES. THESE HEADLAMPS ARE MISSING THE AMBER SIDE REFLEX REFLECTOR WHICH FAILS TO CONFORM WITH THE REQUIREMENTS OF… Remedy: K2 MOTOR WILL NOTIFY OWNERS AND OFFER A FULL REFUND. THE RECALL BEGAN ON DECEMEBER 17, 2008. OWNERS MAY CONTACT K2 MOTOR AT 1-909-839-2992.

Technical service bulletins NHTSA · verified

Showing 5 of 48 bulletins on record with NHTSA.

Bulletin	Date	Component	Summary
9004275	2020-07-22	Electrical System	KEY, Master If replacing the key/FOBIK on a WJ, KJ, TJ, or PT Cruiser, use the "AC" NIC…
9004275	2020-07-22	Electrical System	KEY, Master If replacing the key/FOBIK on a WJ, KJ, TJ, or PT Cruiser, use the "AC" NIC…
23-015-20	2020-04-30	Equipment	Disinfectant Solution Recommended for COVID-19
08-049-20	2020-04-22	Electrical System	Charging System, Battery Diagnostic Tools and Warranty This information only bulletin…
3100519	2019-11-20	Structure	Use of Aftermarket Parts This bulletin involves discussing FCA US LLC position with…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420

Catalyst system efficiency below threshold — Bank 1

P0300

Random / multiple cylinder misfire detected

P0171

System too lean — Bank 1

P0455

Evaporative emission system leak detected — large leak

P0128

Coolant thermostat below regulating temperature

P0442

Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN

Decode a VIN to confirm the transmission and build data for a specific Neon. OEM

Build data

Plant, GVWR class, engine and body data for any 17-character VIN.

Recalls

Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Group 26R battery Vehicles taking 4.5 qt w/ filter PL-platform vehicles Engine oil filter 04781452BF Engine air filter 04891097AA Fuel filter 05278631AA Spark plug 68304149AA

Reference guides

Cross-vehicle references for the kinds of data on this page.

Vehicle recalls & TSBs OBD-II trouble codes Torque specifications Maintenance schedules Fluid capacities & specs

Frequently asked

How much oil does the 2003 Neon 2.0L take?

4.5 qt w/ filter of 5W-30 API, per the factory manual.

Does the 2003 Neon have open recalls?

NHTSA lists 5 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the 2.0L get?

EPA figures are 22 city / 29 highway / 25 combined mpg.