2017 Audi P0305: What It Means & Is It Safe to Drive?
P0305 on the 2017 Audi: Cylinder 5 Misfire Detected. Here's what it means, what usually causes it, what repairs typically cost, and whether it's safe to keep driving.
What this code means
Misfire on cylinder 5—present on V6, V8, and inline-5 engines only. On V6 engines, cylinder 5 is sometimes harder to access; factor labor into repair estimates.
Common causes on the 2017 Audi
- Fouled spark plug
- Failed ignition coil
- Leaking or clogged injector
- Low compression from valve or ring wear
Symptoms
- Check Engine Light
- Engine shaking or rough idle
- Power loss under acceleration
Typical fixes
- Replace spark plug and coil on cylinder 5
- Test and replace injector if needed
- Compression and leak-down test
Repair cost range
For a 2017 Audi, repairs for P0305 typically fall between $150 and $1000, depending on the root cause and labor rates in your area.
Known issues on Audi
Audi 3.0T supercharged V6 P0305 is a rear-bank cylinder. A failed ignition coil is the most likely cause. The 3.0T has less severe carbon buildup than naturally aspirated FSI engines due to the supercharger's positive pressure effect. Standard coil swap diagnosis applies.
Most commonly affected models