2022 Audi SQ5 TDI Mhev Quattro Auto 3.0L Diesel · E4 HHA

The Audi SQ5 TDI MHEV Quattro Auto sits in insurance group 50, the highest tier, reflecting its performance credentials and replacement parts costs. Expect insurance premiums of £1,200-£1,800 annually depending on your circumstances and location. Fuel economy should deliver approximately 35-40 mpg in real-world driving, though spirited driving will reduce this significantly. With a 70-litre fuel tank, range between fill-ups should be around 550-650 miles.

Annual road tax for this Euro 6 AP vehicle will be approximately £165 under the current VED rates, as it falls into the higher bracket due to its list price exceeding £40,000. However, the diesel powertrain and mild-hybrid system contribute to lower CO2 emissions than equivalent petrol alternatives. Typical maintenance costs include £300-£500 for a standard service, with major services (including cambelt if applicable) potentially reaching £700-£1,000. Brake pad and disc replacement on a performance vehicle like the SQ5 will be notably more expensive than standard models.

The estimated annual running cost, including fuel, tax, insurance, and maintenance, is approximately £3,500-£4,500 for a typical driver covering 10,000-12,000 miles annually. This reflects the vehicle's premium positioning and performance-oriented components, but remains competitive within the performance SUV segment.

Begin with a thorough inspection of the MHEV (mild-hybrid electric vehicle) system, including the 48V lithium-ion battery and belt-driven starter generator. These components have been known to cause warning lights and require diagnostic checking with Audi-specific equipment. Check the vehicle's infotainment system for any software glitches, particularly with the MMI interface, which can occasionally freeze or fail to recognise connected devices. Examine the AdBlue system, as SQ5 TDI models consume AdBlue and require periodic top-ups and system checks.

The MOT record shows no defects, but this is a relatively young vehicle with limited test history. Inspect the Quattro all-wheel-drive system for any signs of differential issues, including unusual noises during tight turns or changes in traction behaviour. Check the air suspension (if fitted) for any sagging or slow responses, as replacement compressor units are expensive. The diesel engine should be tested under load to ensure smooth power delivery without excessive smoke, particularly from cold start.

Pay particular attention to the tyres, as the model data indicates tyres are the top MOT failure reason for SQ5 models. Uneven wear patterns may indicate alignment issues, suspension wear, or tracking problems. Check the brake discs and pads, as brake-related issues rank among the top failure reasons for this model. Finally, verify all electrical systems function correctly, including the LED headlights, which are expensive to replace if damaged.