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Volkswagen Passat W8 Problems

Check Engine Light due to catalytic converter faults on Volkswagen Passat W8

Problem Description and Possible Solution

Check Engine Light illumination can be related to catalytic converter faults, which will require a re-flash of the ECM or replacement of the catalytic converter.

(1 person reported this problem)

Volkswagen Passat W8 Vehicles With This Problem

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Average mileage: (–)
Exhaust & Emissions affected: 4.0L V8
1 model year affected: 2004
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