MercedesS5502012Overview/mercedes/s550/2012/base/

2012 Mercedes S550

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2012 S550.

The 2012 Mercedes S550 is the specific model-year variant examined in this overview, identified by its body construction, platform architecture, and engine specification as configured for this variant. Distinctive mechanical and feature specifications set it apart within the model range and establish its particular profile for researchers. In the broader reliability history for this nameplate, the 2012 model year occupies a defined position in the production cycle, offering a concrete benchmark for evaluating long-term durability and ownership patterns.

Model year20122010

Quick specs

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

Lug nut torque110 ft-lbsOEM · verified

Fitment & sizes

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

From the factory this vehicle uses a BCI Battery group and CCA will vary by model options and region. Refer to the appropriate service information. · Battery group and CCA will vary by model options and region. Refer to the appropriate service information. CCA battery, OE oil filter 0309970748. 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 Battery group and CCA will vary by model options and region. Refer to the appropriate service information. · Battery group and CCA will vary by model options and region. Refer to the appropriate service information. CCAOEM · verified
Tire sizeP255-45R18OEM · verified
Wheel / rim8.5 inOEM · verified

OE service part numbers OEM · verified

Engine oil filter0309970748 alt 2781840280
Fuel filter2214701890
Spark plug0041598103
Battery000982960864 alt 0019828208
Front wiper blades2218201300
Thermostat2782001600
Cabin air filter2218300718

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length194.5 in
Overall width74 in
Overall height55.9 in
Wheelbase113 in
Curb weight4277 lb
Track (front / rear)62.6 / 64.2 in
Weight distribution (front / rear)51/49

Service quick specs OEM factory data

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

This engine DOT 4 brake fluid. Torque lug nuts to 110 ft-lbs, the oil drain plug to 22.1 ft-lbs. The firing order is 1-5-4-2-6-3-7-8.

Lubricants & capacities

Automatic Transmission FluidATF
Automatic Transmission Fluid Capacity9.5-13.5
Brake FluidDOT 4
Differential Gear Oil Capacity3.5 Pints

Engine torques

Intake Manifold to Engine Bolts6.6 ft-lbs
Exhaust Manifold to Cylinder Head BoltsM7 nuts: 11 ft-lbs, M8 nuts: 16 ft-lbs
Engine Oil Pan Drain Plug22.1 ft-lbs

Chassis torques

Lug Nuts110 ft-lbs

Ignition

Cylinder Firing Order1-5-4-2-6-3-7-8

Battery & A/C

RefrigerantR134a
Refrigerant CapacityLess rear A/C, 2.36; w/rear A/C, 2.60. lbs
Oil GroupPAG
Oil Type46
Oil Capacity3.72 oz

Brakes

Torque Caliper to Bracket21 ft-lbs
Torque to Knuckle81 ft-lbs / 133 ft-lbs
Rotor Nominal Thickness From0.472 in / 0.944 in / 1.26 in
Rotor Nominal Thickness To0.472 in / 0.944 in / 1.26 in
Rotor Minimum Machining0.413 in / 0.866 in / 1.2 in
Rotor Discard at or Under0.393 in / 0.842 in / 1.181 in
Rotor Nominal Thickness From0.944 in / 1.259 in
Rotor Nominal Thickness To0.944 in / 1.259 in

Reliability & federal safety record

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

2
Open recalls
NHTSA campaigns
0
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
0
Owner complaints
0 involved a crash · 0 a fire

No owner complaints on record with NHTSA for this vehicle.

Recalls NHTSA · verified

Showing 2 of 2 campaigns on record for this vehicle.

11V493000Tires:Pressure Monitoring And Regulating SystemsReported 03/10/2011

Mercedes-Benz USA, LLC (Mercedes Benz) is recalling certain model year 2011-2012 S550, S550 CGI, S63, S600 Bi-Turbo, S65 AMG, S550 4-Matic, and S550 CGI 4-Matic and S400 Hybrid vehicles manufactured from March 3, 2011… Remedy: Mercedes Benz will notify owners, and dealers will reprogram the tire pressure monitoring unit, free of charge. The recall began on September 12, 2014. Owners may contact Mercedes…

12V557000Fuel System, GasolineReported 03/12/2012

Mercedes-Benz is recalling certain model year 2011-2012 S400, S550, S550 4Matic, S63 AMG, C300, C300 4Matic, E350, GLK350, GLK350 4Matic, CL550 4Matic, and CL63 AMG vehicles manufactured from April 18, 2011, through… Remedy: Mercedes-Benz will notify owners, and dealers will replace the fuel filter, free of charge. The recall campaign is expected to begin in February 2013. Owners may contact…

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 S550. 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.

Reference guides

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

Frequently asked

Does the 2012 S550 have open recalls?

NHTSA lists 2 recall campaign(s) for this model year. Check your specific vehicle by VIN.