CarValidator

2.0 TDI 140hp PD (BKD / BMM)

20042008 · diesel · 1968cc · 140hp

Engine codes: BKD, BMM

Maint. Sensitive

Reliability, common problems and owner reviews for the Audi A3 2.0 TDI 140hp PD (BKD / BMM). Check this before you buy used.

Strong PD 2.0. The transverse A3's PD 2.0 uses a chain-driven oil pump with NO balancer shaft, so it does NOT suffer the catastrophic oil-pump failure of the longitudinal A4/Passat (BKP). Watch the DMF, swirl flaps, DPF/EGR and (BKD) injectors.

Same engine, other cars

This is the same physical engine (CFFB) sold under different names across brands. Reliability is broadly shared — cross-check these:

Known Issues

Injector failure (BKD)recurring

BKD PD injectors can fail prematurely; expensive removal.

Fix / Workaround: Correct oil; scan before buying.

Repair cost: €300–€1200

Typically appears after: 180,000 km

Swirl flap failurerecurring

Intake swirl flaps seize/break → limp mode (P2015).

Fix / Workaround: Alloy no-flap manifold / swirl-flap delete.

Repair cost: €150–€400

DMF wearrecurring

DMF judder with age.

Fix / Workaround: Replace DMF + clutch.

Repair cost: €700–€1300

Year Cutoffs

2006: Before — Mostly pre-DPF — simpler. After — DPF added — needs motorway use.

Mileage Thresholds

After 180,000 km: Injector / DMF attention often due.

Fault Codes to Scan

P2015Intake manifold / swirl flap positionrecurring

Pre-Purchase Checklist

  • Reassure: transverse A3 PD 2.0 has NO A4/Passat oil-pump failure
  • Scan for injector + P2015
  • Idle DMF rattle check

Frequently asked questions

Is the Audi A3 2.0 TDI 140hp PD (BKD / BMM) reliable?

Maint. Sensitive — Strong PD 2.0. The transverse A3's PD 2.0 uses a chain-driven oil pump with NO balancer shaft, so it does NOT suffer the catastrophic oil-pump failure of the longitudinal A4/Passat (BKP). Watch the DMF, swirl flaps, DPF/EGR and (BKD) injectors.

What are the common problems and reviews for the Audi A3 2.0 TDI 140hp PD (BKD / BMM)?

The most commonly reported problems: Injector failure (BKD), Swirl flap failure, DMF wear.

Is a used Audi A3 2.0 TDI 140hp PD (BKD / BMM) worth buying?

Fine if serviced correctly — but it punishes neglect hard. History and the right consumables matter.