P0272 on SEAT: How to Diagnose & Fix
Cylinder 4 Contribution/Balance Fault
1 SEAT model · 1 documented issue · 1 critical · $400-$4,000 repair
P0272 on SEAT by model: symptoms, diagnosis and fix
The BKD 2.0 TDI Pump-Düse engine in Leon Mk2 (and Golf Mk5, Passat B6, Audi A3 8P) suffers PD injector failure, particularly on long-life servicing. Failure modes: misfire on one cylinder, hard starting, white smoke, sooty exhaust. Often accompanied by cracked cylinder head between #2 and #3 due to local overheating.
Common Symptoms
- misfire cold
- hard start
- white smoke
- rough idle
How to Fix
Single injector replacement €400-€700 incl. coding. Full set (4) €1,400-€2,000. If head crack present, head rebuild adds €1,200-€2,000 more. Use VW 507.00 oil at 10,000 km max, NOT long-life intervals.
P0272 code reference
General diagnostic-code context. The code alone does not confirm a cause for your vehicle; use the applicable issue card and its sources.
Frequently asked questions
What does P0272 mean on a SEAT?
P0272 stands for "Cylinder 4 Contribution/Balance Fault." This code means the engine computer detected that cylinder 4 is contributing less power than the rest of the cylinders. By measuring crankshaft acceleration during each power stroke, the computer estimates each cylinder's output and flags any that fall short. When cylinder 4 is below the balance threshold, this code sets, typically indicating a fuel injector or fueling fault on that cylinder. Symptoms include rough idle, misfire-like behavior, and reduced power. On SEAT it is documented across 1 model: Leon.
What are the most common causes of P0272?
The most common causes of P0272 are: Dirty, clogged, or faulty fuel injector on cylinder 4, Injector wiring or connector fault, Low or uneven cylinder compression, Vacuum leak affecting cylinder 4, Fuel delivery or pressure issues, Carbon buildup on intake valve (direct injection), Mechanical issue (worn rings, valve, or head gasket). The specific cause varies by vehicle.
How much does it cost to fix P0272 on a SEAT?
Published repair estimates on SEAT range from $400 to $4,000 depending on the model and root cause. If an issue mentions a recall or campaign, check your VIN with the manufacturer or NHTSA and confirm eligibility and coverage with a dealer.
Looking for P0272 on a different make?
View P0272 across all makes →Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.