2012–2014 Audi A8 (D4)
Browse our directory of 2012–2014 Audi A8 (D4) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
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Common Problems & Reliability
The 2012–2014 Audi A8 (D4) has 5 known issues. 3 of these are classified as serious faults that could be expensive to repair. 2 are moderate concerns worth inspecting before purchase.
Air Suspension Failure
SeriousAir struts leak and the compressor burns out trying to compensate. This is a common and expensive reality of aging luxury cars.
Symptoms: Car sits low on one corner overnight, Air suspension fault warning...
Est. repair cost: £1,000–£3,000
4.0 TFSI Turbo Strainer Blockage
SeriousA tiny oil strainer screen feeding the twin turbos can block with carbon, starving the turbos of oil and causing rapid, catastrophic failure.
Symptoms: Siren noise from turbos, Loss of power...
Est. repair cost: £3,000–£5,000
3.0 TDI Timing Chain Rattle
SeriousThe V6 TDI timing chains sit at the rear of the engine and can stretch, creating cold-start rattle and requiring gearbox removal for repair.
Symptoms: Metallic rattle on cold start, Timing correlation faults...
Est. repair cost: £1,500–£3,500
Electrical Module and Sensor Failures
ModerateThe complex electronics produce various module failures including air suspension control units, comfort modules, and sensor faults as the car ages.
Symptoms: Multiple dashboard warnings, Central locking faults...
Est. repair cost: £200–£1,500
Cooling System Leaks
ModerateThe coolant regulating valve, water pump, and various plastic hoses can leak, causing gradual coolant loss and potential overheating.
Symptoms: Low coolant warning, Pink residue around engine...
Est. repair cost: £350–£1,000
Buying Tips for the 2012–2014 Audi A8 (D4)
- ✓Air suspension must sit level and raise/lower without excessive compressor noise
- ✓Check all interior electronics, especially the MMI screen mechanism and seat massage functions
- ✓On the 4.2 TDI and 4.0 TFSI, insist on a flawless service history; neglect on these engines is ruinously expensive
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