AUDI A8 Timing chain replacement Cost
2003–2005 · Engine, Fuel & Emissions system
Typical range
$1.3k–$7.9k
Parts + labour
Labour hours
5–14h
At a typical garage
The timing chain performs the same job as a timing belt but is metal and is designed to last the life of the engine with good oil maintenance. Symptoms of wear include rattling on startup, a check engine light for cam or crank position errors, or rough running. AUDI A8 timing chain replacement costs $1326–$7881—a more involved job than a belt replacement.
Typical parts included
- Timing chain kit (chain + guides + tensioner)
What affects the price
- Whether guides, tensioners and VVT sprockets are replaced together
- V6/V8 engines (more chains = more labour)
- Oil change history—infrequent changes significantly accelerate chain wear
Common questions
How long does this repair take?
Timing chain replacement on a AUDI A8 typically takes 5–14 hours at a garage.
How often does this need to be done?
For a AUDI A8, this is typically needed timing chains are lifetime components when maintained correctly; replacement is condition-based, not scheduled.
Other engine, fuel & emissions system repairs on the AUDI A8
- ABS hydraulic unit replacement$468–$842
- ABS sensor replacement$193–$347
- ABS system bleeding$154–$277
- AC compressor clutch replacement$385–$693
- AC compressor replacement$413–$743
Timing chain replacement cost on similar cars
- MERCEDES BENZ S-Klasse and predecessors$1.0k–$1.9k
- BMW 7 Series$1.0k–$1.9k
- JAGUAR XJ$1.0k–$1.9k
- VOLKSWAGEN Phaeton$1.0k–$1.9k
- MASERATI Quattroporte$1.1k–$2.1k
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