The Audi Q5 is one of the best-selling premium mid-size SUVs in the UK. The first generation (8R, 2008–2017) and second generation (FY, 2017–present) are both very common. Popular as a family car and fleet vehicle, the Q5 has some well-known fault patterns particularly on the first generation.
Quick Facts — Audi Q5
Common Engines
2.0 TFSI, 3.0 TFSI, SQ5, 2.0 TDI, 3.0 TDI, 55 TFSI e PHEV
6 Most Common Audi Q5 Problems
These are the faults most frequently seen on the Audi Q5 by UK garages — ranked by how commonly they occur and what they cost to fix.
The 8R Q5 2.0 TFSI is one of the most commonly affected models for the EA888 timing chain tensioner fault. A cold-start rattle is the critical warning sign.
💷 Typical repair cost: £800–£2,500
The 2.0 TDI Q5 develops DPF blockages and EGR carbon buildup on short journeys. One of the most common workshop faults on this model.
💷 Typical repair cost: £200–£1,500
The Quattro Haldex rear coupling requires its own oil service every 40,000 miles. Neglected Haldex oil causes clutch pack wear and loss of rear drive. A very common issue on used Q5s.
💷 Typical repair cost: £200–£1,500
The 3.0 TDI diesel can develop timing chain wear on higher mileage examples. Cold-start rattle needs immediate attention.
💷 Typical repair cost: £1,500–£4,000
Q5 PHEV examples are showing reduced electric range and charging system faults as the battery pack ages.
💷 Typical repair cost: £500–£4,000
MMI navigation and infotainment units can develop screen failures and hard drive errors on 8R generation Q5s.
💷 Typical repair cost: £200–£800
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Audi Q5 — MOT Tips
EA888 timing chain check is essential on 2008–2015 2.0 TFSI models. DPF warning is a fail. Haldex oil service history should be verified — worn couplings affect AWD safety. Check all warning lights.
Engine management light on before your MOT? It's an automatic fail. Run a
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Audi Q5 Tyres
Most Audi Q5 models run 235/65 R17 or 255/55 R18 or 255/45 R20 depending on trim level and year. Always check the placard inside the driver's door for the exact size for your vehicle.
Summary
The Q5 is a superb family SUV. EA888 timing chain health and Haldex service history are the two most important checks on any used Q5. Diesel examples need DPF and EGR attention particularly on the first generation.
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