Audi Q52026

Known issues

• DPF regeneration issues and clogging, particularly on shorter urban journeys — can lead to expensive DPF cleaning or replacement (€800–€2,500)
• Diesel fuel injector wear and carbon buildup, causing rough idle, hard starting, or limp mode — injector removal and cleaning typically €400–€800 per injector
• EGR valve carbon fouling in higher-mileage examples — can cause increased emissions readings or loss of power
• Turbocharger lag on cold starts or turbo bearing wear in vehicles with poor oil change discipline
• Particulate filter light ('Service DPF' message) triggered by short journeys or poor driving conditions — may require forced regeneration or manual intervention
• Adblue system sensor faults causing warning lights and potential starting issues if tank runs empty

Good for

• Long-distance cruising with excellent fuel economy (40–50 mpg real-world on motorway)
• Towing capacity (up to 2.4 tonnes) and strong low-end torque for loaded or off-road driving
• Robust Audi build quality, refined cabin, and strong handling for an SUV
• Premium resale value and low depreciation compared to petrol equivalents in Irish market