2.0 TDI 140hp BKD (16V PD)
2004–2008 · diesel · 1968cc · 140hp
Engine codes: AZV, BKD, BMM, CAYE, CFFB, CFGB, CFHC
Reliability, common problems and owner reviews for the Audi A3 2.0 TDI 140hp BKD (16V PD). Check this before you buy used.
The 2.0 TDI PD (BKD 16v / BMM 8v) is the stronger diesel — the transverse BKD is the safe, durable 2.0 PD (unlike the failure-prone longitudinal Passat/A4 BKP), good for big mileage with care. Watch the same PD points (oil-spec cam wear, DMF), and on early 16v BKD the occasional oil-pump balance-shaft concern; the 8v BMM avoids that. Use the right oil and it's a tough, well-matched Touran engine.
Same engine, other cars
This is the same physical engine (AZV) sold under different names across brands. Reliability is broadly shared — cross-check these:
Known Issues
BKD pump-düse injectors are documented to fail prematurely, causing poor running or no-start. Expensive to remove (special tooling) and replace.
Fix / Workaround: Use correct oil; replace failed injectors (budget for it). Scan before buying.
Repair cost: €300–€1200
Typically appears after: 180,000 km
Intake-manifold swirl flaps seize/break, trigger limp mode (often P2015); broken flaps can be ingested.
Fix / Workaround: Fit a cleaned BKD aluminium (no-flap) manifold or a swirl-flap delete — common, reliable fix.
Repair cost: €150–€400
DMF is fairly weak and judders/rattles with age.
Fix / Workaround: Replace DMF + clutch together; stronger Sachs DMF available.
Repair cost: €700–€1300
EGR clogs; DPF (post-2006) clogs on city use causing power loss / warnings.
Fix / Workaround: Deep-clean EGR; regular motorway runs for the DPF; clean/replace DPF if blocked.
Repair cost: €100–€900
Typically appears after: 150,000 km
BKD PD injectors can fail prematurely → poor running / no-start. Expensive to remove (special tooling).
Fix / Workaround: Use correct oil; scan before buying; budget for injectors.
Repair cost: €300–€1200
Typically appears after: 180,000 km
Intake swirl flaps seize/break → limp mode (P2015).
Fix / Workaround: Alloy no-flap manifold / swirl-flap delete.
Repair cost: €150–€400
DMF judder with age.
Fix / Workaround: Replace DMF + clutch.
Repair cost: €700–€1300
Generation-wide DMF/clutch weakness.
Fix / Workaround: Replace together.
Repair cost: €700–€1300
PD cam/follower wear on wrong/old oil.
Fix / Workaround: Correct PD oil; inspect/replace cam.
Repair cost: €300–€900
Typically appears after: 150,000 km
Early 16v BKD oil-pump/balance-shaft drive can wear → oil-pressure risk.
Fix / Workaround: Inspect oil-pump drive; uprated hex-drive fix; 8v BMM not affected.
Repair cost: €400–€1200
Typically appears after: 180,000 km
DMF wears with mileage.
Fix / Workaround: Replace DMF + clutch.
Repair cost: €600–€1100
PD cam wear on wrong oil; CR injector wear with mileage.
Fix / Workaround: Correct oil; inspect cam (PD); injector test (CR).
Repair cost: €250–€1000
Typically appears after: 150,000 km
DPF/EGR on short trips; DMF wears with load.
Fix / Workaround: Motorway regens; clean EGR; replace DMF.
Repair cost: €300–€1200
Year Cutoffs
Mileage Thresholds
After 180,000 km: Injector and DMF attention often due around here.
After 200,000 km: Durable transverse PD with care.
After 220,000 km: Durable with care.
Fault Codes to Scan
Pre-Purchase Checklist
- ☐Reassure buyer: Golf BKD does NOT have the Passat/A4 oil-pump failure
- ☐Scan for injector and P2015 swirl-flap codes
- ☐Idle: listen for DMF rattle
- ☐Ask about EGR/DPF history; prefer a car used on motorways
- ☐Pre-DPF (pre-2006) is the simpler ownership choice
- ☐Reassure: Octavia PD 2.0 has no Passat/A4 oil-pump failure
- ☐Scan for injector and P2015 codes
- ☐Idle DMF rattle check
- ☐Pre-DPF is the simpler choice
- ☐Reassure: transverse A3 PD 2.0 has NO A4/Passat oil-pump failure
- ☐Scan for injector + P2015
- ☐Reassure: transverse Leon PD 2.0 has NO A4/Passat oil-pump failure
- ☐DMF rattle check
- ☐Correct PD oil history
- ☐Early BKD: oil-pump drive history
- ☐DMF + cam checks
- ☐Correct oil history
- ☐DPF + DMF checks
- ☐CR cleaner for mixed use
Frequently asked questions
Is the Audi A3 2.0 TDI 140hp BKD (16V PD) reliable?
Maint. Sensitive — The 2.0 TDI PD (BKD 16v / BMM 8v) is the stronger diesel — the transverse BKD is the safe, durable 2.0 PD (unlike the failure-prone longitudinal Passat/A4 BKP), good for big mileage with care. Watch the same PD points (oil-spec cam wear, DMF), and on early 16v BKD the occasional oil-pump balance-shaft concern; the 8v BMM avoids that. Use the right oil and it's a tough, well-matched Touran engine.
What are the common problems and reviews for the Audi A3 2.0 TDI 140hp BKD (16V PD)?
The most commonly reported problems: Injector failure (BKD-specific), Swirl flap failure (intake manifold), Dual-mass flywheel wear, EGR & DPF carbon (DPF cars), Injector failure (BKD), Swirl flap failure, DMF wear, DMF / clutch wear, Cam / follower wear (PD), Oil-pump / balance shaft (early BKD), Dual-mass flywheel, Cam / follower wear (PD) / injectors (CR), DPF / EGR / DMF.
Is a used Audi A3 2.0 TDI 140hp BKD (16V PD) worth buying?
Fine if serviced correctly — but it punishes neglect hard. History and the right consumables matter.