P0400 Citroen berlingo

EGR P0400, P0401 P0409 Diagnosis+Understanding Pt1

2.0HDi 2.0TDCi 2.0D EGR valve cleaning

Berlingo EGR DW8B.3gp

Citroen / Peugeot 1,6 HDI - EGR valve replace / removal

EGR valve cleaning WITHOUT DISMANTLING - Cleaner kit test Before/After

How to Clean an EGR Valve......... Probably the best video ever

Peugeot Citroen XUD EGR & turbo information

How To Clean an EGR Valve Without Removing It

P0404, P0405 EGR Codes

P0400 EGR Repair with Basic Hand Tools