2015–2018 Audi A7 (4G8)
Browse our directory of 2015–2018 Audi A7 (4G8) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
Registration Directory
Common Problems & Reliability
The 2015–2018 Audi A7 (4G8) has 4 known issues. 2 of these are classified as serious faults that could be expensive to repair. 2 are moderate concerns worth inspecting before purchase.
S tronic (DL501) Mechatronic Failure
SeriousThe 7-speed dual-clutch gearbox can suffer mechatronic unit failure, especially if the expensive fluid changes have been skipped.
Symptoms: Jerky pull-away, Hesitation selecting reverse...
Est. repair cost: £1,000–£2,500
Air Suspension Strut Leaks
SeriousCars with adaptive air suspension develop slow leaks in the air struts, causing uneven ride height and eventual compressor burnout.
Symptoms: Car sitting low on one corner overnight, Compressor running for extended periods...
Est. repair cost: £700–£2,000
Electrical Module and Sensor Faults
ModerateThe A7 C7 can develop various electrical faults including faulty sensors, central locking issues, and MMI glitches.
Symptoms: Intermittent warning lights, Central locking or window faults...
Est. repair cost: £150–£1,200
DPF and EGR Issues on Diesels
ModerateShort-trip diesel A7s suffer DPF blockages and EGR clogging, bringing limp mode and expensive repairs.
Symptoms: DPF warning light, Limp mode...
Est. repair cost: £250–£1,500
Buying Tips for the 2015–2018 Audi A7 (4G8)
- ✓On the 3.0 TDI, listen carefully for timing chain rattle on a cold start
- ✓Check S tronic (DSG) models for smooth pull-away and reverse engagement; fluid changes every 38,000 miles are critical
- ✓Ensure the frameless windows drop slightly when opening the doors and reseal correctly without wind noise
Check Any Vehicle
Don't see your specific car listed? Enter any UK registration number for an instant vehicle history check — including MOT history, tax status, finance check, and write-off data.
Free Vehicle Check