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2017–2020 Audi Q5 Mk2 (FY)

Browse our directory of 2017–2020 Audi Q5 Mk2 (FY) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.

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Common Problems & Reliability

1
Serious
3
Moderate
1
Minor

The 2017–2020 Audi Q5 Mk2 (FY) has 5 known issues. 1 of these are classified as serious faults that could be expensive to repair. 3 are moderate concerns worth inspecting before purchase.

Mild Hybrid BSG / Alternator Failure

Serious

The 48V belt-starter-generator can fail due to moisture ingress or transistor overheating, disabling start-stop and eventually draining both 48V and 12V batteries.

Symptoms: Electrical system malfunction warning, Start-stop inactive...

Est. repair cost: £0 (recall) – £1,500

NOx Sensor / AdBlue Faults

Moderate

Modern diesel emissions hardware can bring warning lights and countdowns.

Symptoms: AdBlue system warning, Engine light

Est. repair cost: £250–£1,000

DPF Regeneration Problems

Moderate

The diesel Q5 FY can suffer DPF blockages on short trips, triggering limp mode and expensive forced regenerations or replacement.

Symptoms: DPF warning light, Limp mode...

Est. repair cost: £250–£1,500

Suspension Control Arm Bush Wear

Moderate

Front suspension bushes and control arms can wear prematurely, causing clunks and vague steering on UK roads.

Symptoms: Clunks over bumps, Steering vagueness...

Est. repair cost: £200–£600

Electrical and Infotainment Glitches

Minor

MMI screen freezes, Bluetooth dropouts, and sensor faults are common on early cars, sometimes requiring software updates or module replacement.

Symptoms: Frozen or rebooting MMI screen, Bluetooth disconnects...

Est. repair cost: £0–£800

View detailed Audi Q5 Mk2 (FY) fault guide

Buying Tips for the 2017–2020 Audi Q5 Mk2 (FY)

  • ✓Diesel buyers should check AdBlue and NOx-sensor history
  • ✓Verify MMI and virtual cockpit behave properly
  • ✓S tronic should be smooth

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