Common problems / Peugeot / 2013-2021 / 8 min read
Peugeot 308 2013-2021 common problems: cheap running costs need proof
The T9 Peugeot 308 can be a sharp used buy because it offers good economy, a modern cabin, and lower prices than many German alternatives. The risk is buying it only on fuel costs and equipment. Diesel emissions faults, timing-belt risk, PureTech petrol history, clutch or automatic behavior, coolant leaks, turbo issues, electronic faults, and damp evidence can erase the saving.
Why buyers get caught
The trap is simple: the 308 T9 looks clean, the price looks fair, and the seller has an answer for everything. That is not enough. You still need to prove the history, the faults, and the year/spec risk.
Pick the engine by use pattern
A diesel 308 used for motorway work is a different bet from one used for short city trips. A petrol 308 needs its own history questions around timing and oil service. Before travelling, ask exact engine, gearbox, journey pattern, timing work, AdBlue/DPF/EGR history, coolant repairs, and whether there are invoices.
French hatchbacks punish vague paperwork
The 308 is not a car to buy on a clean screen and a smooth short drive alone. You need proof. A verbal timing claim, a recently cleared emissions warning, fresh coolant with no invoice, or a gearbox described as normal can all become your bill after purchase.
- Ask for invoice photos before travelling.
- Check the dashboard from cold before the seller cycles warnings away.
- Test low-speed clutch or automatic behavior, not only motorway cruising.
The saving must survive the inspection
A good 308 can make sense because it is efficient and practical. A weak one is cheap for a reason. The viewing has to prove timing history, emissions health, cooling condition, gearbox behavior, brakes, suspension, infotainment, and water tightness before the price looks attractive.
Specs that matter used
Diesel cars
BlueHDi and market-specific diesel versions
Best when use pattern fits
Ask about AdBlue, DPF, EGR, limp mode, turbo faults, regeneration history, and actual journey type before travelling.
Petrol cars
PureTech and other petrol variants by market
History sensitive
Timing-belt evidence, oil history, coolant condition, misfires, smoke, and warning lights deserve more weight than equipment level.
Manual or automatic
Manual clutch and automatic examples
Slow-speed checks matter
Clutch judder, delayed engagement, harsh shifts, or vague service history should move the price before you accept the car as cheap to run.
Common problems to check
AdBlue, DPF, EGR, limp mode, and diesel short-trip faults
Ask how the car is used. Warning lights, limp mode, repeated AdBlue faults, EGR work, DPF regeneration complaints, smoke, or cleared codes are not small details on a diesel 308.
Timing belt or chain service risk and petrol history
Ask for timing evidence, not a verbal promise. On petrol cars, oil service quality and timing-belt history matter before equipment. If proof is missing, the car needs a price that leaves repair room.
Automatic behavior, clutch judder, and gearbox excuses
Test cold engagement, reverse, hill starts, stop-start traffic, and gentle acceleration. Judder, flare, delay, or harsh shifts should not be dismissed because the car feels fine once it is moving.
Coolant leaks, water pump faults, turbo boost, and actuator problems
Check coolant cold, residue, heater output, temperature behavior, boost response, smoke, and underboost or overboost stories. Cooling and turbo issues can be hidden by a short city test drive.
Infotainment, software, brake corrosion, suspension, and water leaks
Operate the touchscreen, phone pairing, sensors, windows, locks, lights, and climate controls. Check brakes, tyre wear, suspension knocks, boot dampness, and panoramic roof or door-seal leaks where fitted.
Ask before you travel
- Can you show service invoices, not just stamps or a recent inspection?
- Has it had warning lights, leaks, gearbox issues, electrical faults, or repeat repairs?
- What would you fix next if you kept the car?
- Has it had accident repair, paintwork, or major parts replaced?
Discount hard or walk away if
- The seller cannot show service evidence.
- Warning lights, leaks, noises, or uneven tyre wear are brushed off as normal.
- The car is priced as clean but needs immediate work.
- The story changes when you ask specific questions.
Should you use the full guide?
Buy the guide before viewing a 2013-2021 Peugeot 308 if it is diesel, PureTech petrol, automatic, weak on invoices, or showing any warning lights, coolant loss, gearbox judder, or emissions history.
The guide gives the part we do not publish here: best production years, years and specs to avoid, exact check order, cost context, and what each finding means for the price.
Open the 308 T9 fault guide checklist