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8N Coupe · Roadster

Audi TT · Coupe · Roadster · 1998–2006

Design-icon first TT on the Mk4 platform.

Production run

1998–2006

Engines covered

2

Avg. part price

—

19902026

Interactive systems map

Inspect the 8N

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

Documented issues per engine

5

1.8T

4

V6 2.8

Known weak points

What breaks on the 8N

Timing belt interval is criticalDiagnose →Oil sludge on neglected 1.8T (small oil pickup)Diagnose →Timing beltDiagnose →Head gasket at very high mileageDiagnose →

Guides & playbooks

8N playbooks

Maintenance scheduleGive me a mileage-based maintenance schedule for a Audi TT 8N, including the items the factory schedule skips.Buyer's inspectionI'm inspecting a used Audi TT 8N. What exactly should I check, test drive and look for underneath?Build planPlan a staged performance build for a Audi TT 8N that stays reliable as a daily driver.Fault code lookupI have a fault code on my Audi TT 8N. Walk me through what it means and how to confirm the cause.

Fits your 8N

Parts & tools

Full catalog & export

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