MercedesC322003Overview/mercedes/c32/2003/base/

2003 Mercedes C32

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2003 C32.

Fitment & sizes

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

Tire size245-40ZR17OEM · verified
Wheel / rim8.5-J inOEM · verified

OE service part numbers OEM · verified

Engine air filter1120940404
Battery0009823108 alt 0009823308
Thermostat1122030076 alt 1122030375
Cabin air filter2038301200

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length178.3 in
Overall width68.1 in
Overall height55.1 in
Wheelbase107.1 in
Curb weight3538 lb
Track (front / rear)58.7 / 57.5 in
Weight distribution (front / rear)53/47

Service quick specs OEM factory data

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

The firing order is 1-4-6-3-2-5.

Lubricants & capacities

Differential Gear Oil Capacity3.4 Pints

Engine torques

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

Ignition

Cylinder Firing Order1-4-6-3-2-5
Curb Idle Speed (No Load)725 rpm
Curb Idle Speed Variance (No Load)75 rpm
Spark Plug Gap0.031 in
Ignition Timing6-10 degrees

Battery & A/C

RefrigerantR134a
Refrigerant Capacity1.80 lbs
Oil GroupPAG
Oil TypeMB part number 0019890803 or equivalent
Oil Capacity5.20 oz

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 Resistance14-18 ohms
Engine Oil Pressure10 psi @ 700 rpm, 43.5 @ 3000 rpm psi
Intake Valve LashHydraulic in
Exhaust Valve LashHydraulic in

Brakes

Torque to Knuckle41 ft-lbs
Minimum Pad ThicknessFront: 0.079; Rear: 0.079 in
Rotor Nominal Thickness From0.866 in
Rotor Nominal Thickness To0.866 in
Rotor Minimum Machining0.787 in
Rotor Discard at or Under0.768 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 C32. 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.