MercedesML5002003Overview/mercedes/ml500/2003/base/

2003 Mercedes ML500

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2003 ML500.

The 2003 Mercedes ML500 takes 8.5 qt of 0W-30 engine oil.

Quick specs

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

Engine oil capacity8.5 qtOEM · verified
Engine oil type0W-30 / 5W-30 / 0W-40OEM · verified

Fitment & sizes

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

From the factory this vehicle uses a BCI 49 · 950 CCA battery. 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 49 · 950 CCAOEM · verified
High beam bulbSWITCHOEM · verified
Tire size275-55VR17OEM · verified
Wheel / rim8.5-J inOEM · verified

OE service part numbers OEM · verified

Engine air filter6040941304
Fuel filter1634770801
Battery0009823308
Front wiper blades1708200845
Thermostat1122030076 alt 1122030275
Cabin air filter1638350247 alt 163835014764

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length182.7 in
Overall width72.4 in
Overall height70.1 in
Wheelbase111 in
Curb weight4872 lb
Track (front / rear)60.6 / 60.6 in
Weight distribution (front / rear)54/46

Service quick specs OEM factory data

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

This engine holds 8.5 qt of 0W-30 / 5W-30 / 0W-40 engine oil. The firing order is 1-5-4-2-6-3-7-8.

Lubricants & capacities

Differential Gear Oil Capacity2.5 Pints
Engine Oil0W-30 · 5W-30 · 0W-40 · 5W-40 · 5W-50
Engine Oil Capacity8.5 qt

Engine torques

Intake Manifold to Engine Bolts15 ft-lbs
Exhaust Manifold to Cylinder Head Bolts12 ft-lbs

Chassis torques

Transfer Case Fill Plug18.0 ft-lbs
Transfer Case Drain Plug18.0 ft-lbs

Ignition

Cylinder Firing Order1-5-4-2-6-3-7-8
Cylinder Firing Order1-5-4-2-6-3-7-8
Spark Plug Gap0.031 in
Ignition Timing5-20 degrees

Battery & A/C

RefrigerantR134a
Refrigerant Capacity1.70 lbs
Oil GroupPAG
Oil TypeMB part number 0019890803 or equivalent
Standard BCI Group Number49
Standard BCI Cranking Performance950 cca

Service checks

Regulated Fuel System Pressure (Without Vacuum)54.0-61.0 psi
Regulated Fuel System Pressure (With Vacuum)46.0-52.0 psi
Injector Primary Resistance14-17 ohms
Engine Compression145-203 psi
Engine Compression169-203 psi
Engine Oil Pressure10 psi @ 700 rpm, 43.5 @ 3000 rpm psi
Intake Valve LashHydraulic in
Exhaust Valve LashHydraulic in

Brakes

Torque to Knuckle85 ft-lbs / 133 ft-lbs
Minimum Pad ThicknessFront: 0.079; Rear: 0.079 in
Rotor Nominal Thickness From0.557 in / 1.26 in
Rotor Nominal Thickness To0.557 in / 1.26 in
Rotor Minimum Machining0.492 in / 1.181 in
Rotor Discard at or Under0.472 in / 1.157 in

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 ML500. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
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Vehicles with shared specs

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

Reference guides

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

Frequently asked

How much oil does the 2003 ML500 take?

8.5 qt of 0W-30, 5W-30, 0W-40, 5W-40 OR 5W-50, per the factory manual.