Volkswagen Touareg 7L — Reliability

7L 2003–2006 1 engine

Reliability Summary

Engine 4.2 V8 40V (ARS/ASG/AQJ/ANK/AXQ/BAS/BAT/BBK) — 60/100 CAUTION
Known Issues 2

Engine in this model

CAUTION 60

4.2 V8 40V (ARS/ASG/AQJ/ANK/AXQ/BAS/BAT/BBK)

4.2L NA V8 40V

The 40-valve port-injection 4.2 V8 of the S4 B6/B7, S6 C5, A6 4.2 and first Touareg. Glorious sound....

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Known Issues Across All Engines

Issue Engine Severity Onset
Plastic timing-chain guides and tensioner break up - engine-out repair 4.2 V8 40V (ARS/ASG/AQJ/ANK/AXQ/BAS/BAT/BBK) critical 97,000 km – 161,000 km
Timing belt (interference) and inlet-cam chain tensioners - C5 A6/S6 and Touareg engines 4.2 V8 40V (ARS/ASG/AQJ/ANK/AXQ/BAS/BAT/BBK) high —