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R231 Roadster

Mercedes-Benz SL · Roadster · 2012–2020

Aluminium-bodied SL generation.

Production run

2012–2020

Engines covered

4

Avg. part price

—

19902026

Interactive systems map

Inspect the R231

Tap a hotspot to inspect that system

Systems map

Where it goes wrong

Each numbered hotspot counts the documented failure points in that area. Select one to see the specifics for this chassis and engine.

Failure points by system

Engine2

Cooling1

Intake1

Fuel1

Documented issues per engine

4

M276

4

M278

4

M157

4

M177

Known weak points

What breaks on the R231

Camshaft adjuster / magnet faultsDiagnose →Oil separatorDiagnose →Turbo oil linesDiagnose →Camshaft adjustersDiagnose →Heat managementDiagnose →Coolant pumpDiagnose →

Guides & playbooks

R231 playbooks

Maintenance scheduleGive me a mileage-based maintenance schedule for a Mercedes-Benz SL R231, including the items the factory schedule skips.Buyer's inspectionI'm inspecting a used Mercedes-Benz SL R231. What exactly should I check, test drive and look for underneath?Build planPlan a staged performance build for a Mercedes-Benz SL R231 that stays reliable as a daily driver.Fault code lookupI have a fault code on my Mercedes-Benz SL R231. Walk me through what it means and how to confirm the cause.

Fits your R231

Parts & tools

Full catalog & export

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