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    Mercedes W211 E220 CDI B28/5 & B5/1 Fault

    Hi guys, I need help for my car Mercedes Benz w211 E220 CDI year 2003. The car has no boost power and causing black smoke. The rev reaches only 3000rpm. Went the diagnose the car and the following faults was found. DTC 2025-08: Check component B28/5 (pressure sensor downstream of air...


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