2007 model year · 175+ owner reports · Updated June 2026
According to Au7o's analysis of 175+ owner reports, the 2007 Peugeot 308 has 2 documented known issues, with 1 rated critical. The most serious is DPF Regeneration Failure ($200-$2,500 repair). Across all issues, repair costs range from $200 to $2,500. DIY maintenance guides at au7o.io.
On the 2007-2026 Peugeot 308, the 308 diesel models experience frequent DPF regeneration failures, especially in stop-start urban driving conditions. The additive-based DPF system requires periodic Eolys fluid refills that are often overlooked during servicing.
Top up the Eolys DPF additive fluid, perform a forced regeneration, and clean the DPF pressure sensor pipes. Replace the DPF if soot loading exceeds recoverable levels.
On the 2007-2021 Peugeot 308, the exhaust gas recirculation valve on diesel 308 models becomes clogged with carbon deposits, causing rough idle and poor performance. The electrically actuated valve sticks in the open or closed position.
Clean or replace the EGR valve. Install an EGR cooler bypass blanking kit if permitted in your region. Update the ECU software to revised EGR control maps.
Don't see your problem? Describe your symptoms to get a diagnosis, or get a full repair guide.
According to Au7o's analysis of 175+ owner reports, the 2007-2007 Peugeot 308 has 2 documented issues. The most frequently reported are: DPF Regeneration Failure, EGR Valve Failure. Of these, 1 is rated critical and should be addressed promptly.
The 2007-2007 Peugeot 308 has 2 known issues documented across 175+ owner reports. 1 issue is rated critical: DPF Regeneration Failure. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
Repair costs for known Peugeot 308 issues range from $200 to $2,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, DPF Regeneration Failure, typically costs $200-$2,500 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
The 308 diesel models experience frequent DPF regeneration failures, especially in stop-start urban driving conditions. The additive-based DPF system requires periodic Eolys fluid refills that are often overlooked during servicing. Repairs typically run $200-$2,500. Severity: high.
The exhaust gas recirculation valve on diesel 308 models becomes clogged with carbon deposits, causing rough idle and poor performance. The electrically actuated valve sticks in the open or closed position. Repairs typically run $200-$600. Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
