IsItAGoodCar
Reliability Guide

Common Problems with the
2020 Peugeot 3008 (Gen 2)

The September 2020 facelift gave the 3008 a frameless grille, fang-like daytime lights and a larger 10-inch touchscreen, plus revised rear lights. It kept the PureTech and BlueHDi engines but added more standard driver assistance across UK trims.

What changed for 2020

  • •Frameless grille, new front bumper and fang-shaped LED daytime lights
  • •10-inch touchscreen replaces the 8-inch unit on Allure and above
  • •Revised rear lights and new alloy wheel designs
  • •Hybrid4 and front-drive Hybrid 225 plug-in petrols join the range

Common MOT watch-outs

  • !AdBlue tank and pump failures leaving a countdown and reduced power
  • !LED headlamp aim and daytime light faults after front-end repairs
  • !Rear brake disc pitting on low-mileage petrol cars
3
Known Issues
2
Serious
1
Moderate
0
Minor

All Known Issues

1.2 PureTech "Wet Belt" Degradation

SeriousEngine

The timing belt runs in oil and can degrade, shedding debris that blocks the oil pickup. This leads to oil starvation, vacuum pump failure, and a dangerous loss of braking assistance (Recall R/2020/331).

Est. Repair Cost: £600–£1,800
Warning Signs:

Low oil pressure warning, Hard brake pedal, Engine fault light, Furry/cracked belt visible through filler cap

What to Inspect:
  • Check belt condition via oil filler cap
  • Verify 0W-30/0W-20 oil usage
  • Check recall status
Verified by IsItAGoodCar Research Team

AdBlue Tank and Pump Failure (BlueHDi)

SeriousExhaust & Emissions

The AdBlue system on BlueHDi models is prone to pump failure and tank degradation, causing UREA warnings, no-start countdowns and expensive tank replacements.

Est. Repair Cost: £800–£1,500
Warning Signs:

UREA warning light, Engine management light, No-start countdown

What to Inspect:
  • Check for emissions warning lights
  • Ask about AdBlue system repairs or tank replacement
Verified by IsItAGoodCar Research Team

i-Cockpit Touchscreen Freezing

ModerateElectrics & Electronics

The central touchscreen and i-Cockpit display can suffer from software lag, freezing and random reboots, particularly on earlier 2017-2019 models. Dealer firmware updates often help.

Est. Repair Cost: £0–£300
Warning Signs:

Touchscreen freezes, Settings reset after restart, Black screen on startup

What to Inspect:
  • Test the touchscreen for responsiveness across all menus
  • Check whether a software update has been applied
Verified by IsItAGoodCar Research Team

Buying Tips for 2020 Peugeot 3008 (Gen 2)

  • Ask for AdBlue invoices and check for any remaining range countdown
  • Test the 10-inch screen and both USB ports for dropouts
  • On Hybrid4, check the rear motor engages and no hybrid warnings show
2017–20192021–2022
Check a 2020 Peugeot 3008 (Gen 2) by Registration