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Mercedes-Benz E420 Problems

Check Engine Light On Due to Failed Mass Air Flow Sensor on Mercedes-Benz E420

Problem Description and Possible Solution

The mass air flow sensor can fail, resulting in poor fuel economy and Check Engine Light illumination.

(4 people reported this problem)

Mercedes-Benz E420 Vehicles With This Problem

RepairPal Fair Price Estimate
$619-$851
RepairPal Verified
Average mileage: 159,385 (98,284–213,421)
1 model year affected: 1997
Not Your Mercedes-Benz E420 Problem?
Brake problem? Or maybe a faulty head gasket cylinder?
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