MercedesSLK55 AMG2015Overview/mercedes/slk55-amg/2015/base/

2015 Mercedes SLK55 AMG

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2015 SLK55 AMG.

The 2015 Mercedes SLK55 AMG takes 10.0 qt of 0W-30 engine oil.

Quick specs

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

Engine oil capacity10.0 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 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 size235/40R18; REAR: 255/35R18OEM · verified
Wheel / rim8.0, 9.0 inOEM · verified

OE service part numbers OEM · verified

Engine oil filter0309970748 alt 2781840280
Engine air filter152094000465
Fuel filter1724700400 alt 1724700290
Spark plug0041598103
Battery2115410001 alt 0019828108
Front wiper blades1718202500
Thermostat2782010280 alt 2782000115

Service quick specs OEM factory data

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

This engine holds 10.0 qt of 0W-30 / 5W-30 / 0W-40 engine oil, DOT 4 brake fluid. Torque the oil drain plug to 22.1 ft-lbs. The firing order is 1-5-4-2-6-3-7-8. 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 FluidDOT 4
Engine Oil0W-30 · 5W-30 · 0W-40 · 5W-40 · 5W-50
Engine Oil Capacity10.0 qt
Fuel Tank Capacity18.5 gallons

Engine torques

Intake Manifold to Engine Bolts6.6 ft-lbs
Exhaust Manifold to Cylinder Head Bolts8.8 ft-lbs
Intake Manifold to Engine Bolts6.6
Exhaust Manifold to Cylinder Head Bolts8.8
Intake Manifold to Engine Bolts6.6 ft-lbs
Exhaust Manifold to Cylinder Head BoltsM7 nuts: 11.0, M8 nuts: 16.0 ft-lbs
Engine Oil Pan Drain Plug22.1 ft-lbs

Chassis torques

Rear Wheel Hub258.0 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 ManufacturerMercedes - Benz
Spark Plug Gap.031 in
Spark Plug Torque17 ft-lbs
Spark Plug ManufacturerMercedes-Benz
Spark Plug Gap0.031 in
Spark Plug Torque15.0-20.0 ft-lbs

Battery & A/C

RefrigerantR134a
Refrigerant Capacity1.21 lbs
Oil GroupPAG
Oil Type46
Oil Capacity4.05 oz

Service checks

Engine Compression203

Brakes

Brake Caliper Bolt to Carrier TorqueFront: 21; Rear: 21 /; Rear: 21
Brake Caliper Carrier to Hub Bolt TorqueFront: 85; Rear: 81 /; Front: 85; Rear: 81
Minimum Pad ThicknessFront: 0.079; Rear: 0.079 Vehicle

Multi-step torque procedures OEM · verified

Cylinder Head — tightening sequence 6 stages

Prep Do not reuse old bolts. Coat new bolts lightly with specified motor oil. · Bolts 1-10

114.8 ft. lbs.14.8 ft. lbs
229.5 ft. lbs.29.5 ft. lbs
390 degrees90 degrees
490 degrees90 degrees
590 degrees90 degrees
6Bolt 11 10.3 ft. lbs.10.3 ft. lbs

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

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Vehicles with shared specs

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Reference guides

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

Frequently asked

How much oil does the 2015 SLK55 AMG take?

10.0 qt of All temperatures: 0W-30, 5W-30, 0W-40, 5W-40, 5W-50 Meeting MB specification sheet 229.5 or equivalent., per the factory manual.