Code P2003

2006 MERCEDES BENZ R500
155,000 MILES • 0.5L • V8 • 4WD • AUTOMATIC
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JACK R. BOWMAN
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Got a P2003 code. Dealer wants to go to the most expensive remedy first. Head air channel cleaning. what are other remedies to ECI P2003 code?
Feb 2, 2018 at 9:48 AM
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STRAILER
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Hello,

This code is because the DPF needs to be services because the filter is full. The system must be cleaned this is normal for diesel cars.

Please let us know what happens.

Cheers, Ken
Feb 3, 2018 at 10:44 AM
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JACK R. BOWMAN
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OK. what's a DPF? this R500 is a gas car.
Feb 6, 2018 at 1:09 PM
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STRAILER
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P2003 Diesel Particulate Filter (DPF) Efficiency Below Threshold Bank 2 are you sure this is the right code?
Feb 7, 2018 at 10:30 AM
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