P0335Powertrain
Crankshaft position sensor circuit malfunction
Where to start
Crankshaft position sensor. With this fault the car may fail to start or stall while driving — do not put it off.
What to watch in live data
A code is not a diagnosis. It says which check failed, not which part to replace. Clearing it without repair only means the car will report it again in a few trips.
How to put together a report a mechanic will actually read
We have a detailed piece on thisP0335: the crankshaft sensor that stalls the car
Step by stepHard to start when cold — what to look at
How the code is built
Letter — the systemPowertrain: engine and transmission
Common or the maker's ownGeneric code: the same on every car
Which part of the engineIgnition system and misfires
Number of the faultThe serial number inside that group — it does not say how serious the fault is
All codes in «Ignition system and misfires»
How it feels behind the wheel
The same fault shows itself in different ways. Each sign below says what to look at in the live data.
It stalls while drivingThe engine dies while the car is moving — at speed, in a corner or when lifting off. The steering and brakes go heavy at once.It cranks but will not startThe starter turns the engine over briskly, but it does not catch. Sometimes it catches and dies.It stalls at idleAt the lights, or when you lift off, the engine dies. It usually restarts straight away.
How the app helps
CarScan reads this code from your car through an OBD-II adapter, shows whether it is active now or only stored, names the module that reported it, and puts it into a plain-text report for your mechanic.