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Peugeot · Mid-Size · 2018–2026 Custom Search

Peugeot 508 R8

Weaknesses, engine ratings and buying advice

1.7 / 5.0 · Based on 6 engine variants
Most Fun Engine

149–200 PS

1.6L Turbo PHEV Benzin

Elegant glider with hybrid catch

Decent
Problem Engine

101–131 PS

1.5L BlueHDi Diesel

6 weaknesses

Stay Away!

Body Variants

The Peugeot 508 R8 is available as Sedan and SW — choose your body type for specific insurance data:

Generations


Engine Overview

The Peugeot 508 R8 is available with 5 engine variants — from 75 to 200 hp. 1 variants had engine changes — the model year is crucial.

1.5L BlueHDi · Diesel· 130–131 PS
2018 2026
Stay Away! 6 weaknesses
2.0L HDi · Diesel· 163–181 PS Engine Change
2018 2026
Stay Away! 7 weaknesses
2018 2026
Stay Away! 7 weaknesses
1.2L PureTech 130 · Petrol· 130–131 PS
2018 2026
Stay Away! 6 weaknesses
1.6L THP 165 · Petrol· 180–181 PS
2018 2026
Be Careful 6 weaknesses
1.6L Turbo PHEV · Petrol Plug-in-Hybrid· 225 PS
2019 2026
Be Careful 6 weaknesses

The Peugeot 1.5L BlueHDi (Diesel, 130–131 PS) has the DV5 (1.5L BlueHDi) — rated: "Stay Away!", 6 known weaknesses.

The Peugeot 2.0L HDi (Diesel, 163–181 PS) comes with 2 different engines: DW10 (2018–2026, Stay Away!) and DW10 (2018–2026, Stay Away!). Pay attention to the model year for the 2.0L HDi!

The Peugeot 1.2L PureTech 130 (Petrol, 130–131 PS) has the EB2DTS (1.2L PureTech 130) — rated: "Stay Away!", 6 known weaknesses.

The Peugeot 1.6L THP 165 (Petrol, 180–181 PS) has the EP6CDTX (1.6L THP 165) — rated: "Be Careful", 6 known weaknesses.

The Peugeot 1.6L Turbo PHEV (Petrol Plug-in-Hybrid, 225 PS) has the EP6-PHEV (1.6L Turbo PHEV) — rated: "Be Careful", 6 known weaknesses.

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Vehicle Weaknesses

WeaknessCost
EAT8 automatic with delayed gear changes

The EAT8 automatic gearbox shows too-late or poorly adapted gear changes on some examples. Regular gearbox oil changes per the service schedule reduce the problem considerably.

Symptoms: Judder when shifting, delayed kickdown when overtaking, rough gear change at low speed
from 80,000 km
Low

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Known Problems and Issues

A total of 46 weaknesses have been documented for the Peugeot 508 R8 (2018–2026) — 37 engine-related and 9 vehicle-related. 4 problem engines: DV6 (1.6L HDi), DV5 (1.5L BlueHDi), DW10 (2.0L HDi), EB2DTS (1.2L PureTech 130). Typical issues affect Gearbox, Electronics, Suspension, Steering.

508 (DV6, 2010–2019) — Stay Away!: Turbocharger total failure from oil sludge, Leaking injectors with diesel in the engine oil, Premature camshaft and chain wear. Power: 111–116 PS.

508 (DV6, 2010–2019) — Stay Away!: Turbocharger total failure from oil sludge, Leaking injectors with diesel in the engine oil, Premature camshaft and chain wear. Power: 111–120 PS.

508 (DW10, 2010–2026) — Stay Away!: Timing belt snap caused by defective water pump, Dual-mass flywheel wear, Leaking injectors causing oil dilution. Power: 163 PS.

508 (DV6, 2014–2019) — Stay Away!: Turbocharger total failure from oil sludge, Leaking injectors with diesel in the engine oil, Premature camshaft and chain wear. Power: 114–120 PS.

508 (DW10, 2014–2023) — Stay Away!: Timing belt snap caused by defective water pump, Dual-mass flywheel wear, Leaking injectors causing oil dilution. Power: 150 PS.

508 (DW10, 2014–2026) — Stay Away!: Timing belt snap caused by defective water pump, Dual-mass flywheel wear, Leaking injectors causing oil dilution. Power: 177–181 PS.

508 (DV5, 2018–2026) — Stay Away!: Premature timing chain wear — subject to recall, High-pressure pump seizes, Timing chain recall — warranty extension. Power: 130–131 PS.

508 (EP6CDTX, 2018–2026) — Be Careful: Timing chain stretch (improved but not eliminated), Carbon build-up on intake valves from direct injection, High-pressure pump wears prematurely. Power: 180–181 PS.

508 (EB2DTS, 2018–2026) — Stay Away!: Wet belt disintegration — notorious main problem, LSPI — low-speed pre-ignition, High oil consumption from coked piston rings. Power: 130–131 PS.

508 (EP6-PHEV, 2019–2026) — Be Careful: On-board charger and traction battery series defect, Battery cell fault P1A4B25 — complete battery replacement, e-EAT8 gearbox — PSA inspection campaign 2020. Power: 180–181 PS.

508 (EP6-PHEV, 2023–2026) — Be Careful: On-board charger and traction battery series defect, Battery cell fault P1A4B25 — complete battery replacement, e-EAT8 gearbox — PSA inspection campaign 2020. Power: 149–150 PS.

What to watch out for with the Peugeot 508? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Peugeot 508 R8 have? +
The Peugeot 508 R8 has 37 known engine weaknesses and 9 vehicle weaknesses.
What should I look for when buying a used Peugeot 508 R8? +
faq.watch_a_avoid
Which engine is recommended? +
Be careful: EP6CDTX (1.6L THP 165), EP6-PHEV (1.6L Turbo PHEV). No engine is rated 'Good Choice'. The most fun to drive is the EP6-PHEV (1.6L Turbo PHEV). Problem engine: DV5 (1.5L BlueHDi) — stay away!
Which Peugeot 508 R8 engine is the most fun? +
The {code} ({displacement}) offers the most driving fun in the Peugeot 508 R8 — rated: "Decent". {description} The 508 Hybrid with 165 kW suits the grand touring philosophy: silent electric progress through town, relaxed cruising on the motorway. The kickdown lag bothers less in the elegant saloon than in the sporty 308. A comfortable long-distance car with a green conscience.
Is the Peugeot 508 R8 worth buying used? +
Caution is advised with the Peugeot 508 R8 — 4 of 6 engine variants are rated 'Stay Away!'. The engine choice is crucial.
What horsepower variants are available for the Peugeot 508 R8? +
The Peugeot 508 R8 is available with engine variants from 75 to 200 hp. Petrol: EP6CDTX (1.6L THP 165), EB2DTS (1.2L PureTech 130), EP6-PHEV (1.6L Turbo PHEV). Diesel: DV6 (1.6L HDi), DV5 (1.5L BlueHDi), DW10 (2.0L HDi).

Last updated: February 2026 · All information without guarantee