MercedesCLS4502020Overview/mercedes/cls450/2020/base/

2020 Mercedes CLS450

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2020 CLS450.

The 2020 Mercedes CLS450 Overview addresses the vehicle designated as the 2020 Mercedes CLS450, weaving together the body style, platform, and engine details that form the core of this reference. Standout specifications and technical distinctions shape the functional portrait presented for this variant. In the context of the model’s reliability history, the 2020 entry stands as a specific data point whose meaning emerges only when measured against the broader record, requiring researchers to interpret its significance from documented evidence rather than assumption.

Model year20202019

Fitment & sizes

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

From the factory this vehicle uses OE oil filter 0289974745. 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.

Tire size245/40R19/XL 98H, Rear: 275/35R19/XL 100HOEM · verified
Wheel / rim8; Optional: 9 inOEM · verified

OE service part numbers OEM · verified

Engine oil filter0289974745 alt 2561840080
Engine air filter6540940004
Spark plug2541590000
Battery001982790826 alt 0019828008
Front wiper blades2138203604
Thermostat2562002000
Cabin air filter1668300218

Service quick specs OEM factory data

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

Brakes

Brake Caliper Bolt to Carrier TorqueFront: 26.0 ft-lbs; Rear: 18.0 ft-lbs
ABS Sensor TorqueFront: 6.0; Rear: 6.0
Vented Rotor Minimum Thickness for ReplacementFront: 1.339; Rear: .921

Reliability & federal safety record

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

1
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 1 of 1 campaigns on record for this vehicle.

22V733000Electrical System:12V/24V/48V BatteryReported 30/09/2022

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2022 CLS450 Coupe and AMG E53, 2019-2021 AMG CLS53 Coupe, and 2021-2022 E450 vehicles. The 12-Volt battery in the trunk may not be properly secured, which, in the… Remedy: Dealers will secure the 12V battery, free of charge. Owner notification letters were mailed January 20, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's…

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 CLS450. 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 2020 CLS450 have open recalls?

NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.