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W166 SUV

Mercedes-Benz ML / GLE · SUV · 2011–2019

Renamed GLE in 2015; wide engine spread.

Production run

2011–2019

Engines covered

5

Avg. part price

—

19902026

Interactive systems map

Inspect the W166

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

Engine3

Cooling1

Intake2

Fuel1

Documented issues per engine

4

M276

4

M278

4

M157

5

OM642

4

OM651

Known weak points

What breaks on the W166

Camshaft adjuster / magnet faultsDiagnose →Oil separatorDiagnose →Turbo oil linesDiagnose →Camshaft adjustersDiagnose →Oil cooler seal leak (classic)Diagnose →Swirl flap / intake runner failureDiagnose →Injector failuresDiagnose →Timing chain (early)Diagnose →

Guides & playbooks

W166 playbooks

Maintenance scheduleGive me a mileage-based maintenance schedule for a Mercedes-Benz ML / GLE W166, including the items the factory schedule skips.Buyer's inspectionI'm inspecting a used Mercedes-Benz ML / GLE W166. What exactly should I check, test drive and look for underneath?Build planPlan a staged performance build for a Mercedes-Benz ML / GLE W166 that stays reliable as a daily driver.Fault code lookupI have a fault code on my Mercedes-Benz ML / GLE W166. Walk me through what it means and how to confirm the cause.

Fits your W166

Parts & tools

Full catalog & export

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