Powertrain
generic / SAE
P0335
Crankshaft Position Sensor "A" Circuit Malfunction
The crankshaft position (CKP) sensor signal is missing or implausible. The CKP is essential — without it the ECU cannot synchronise injection or ignition, and the engine will not start or will stall.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number3 / 35
Possible causes
- Sensor failed (heat damage common) high
- Reluctor ring damaged or contaminated with metal debris low
- Wiring or connector fault medium
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–500 €
- Estimated time: 0.5–4 h
- Component: crankshaft position sensor
- Component: reluctor ring
- Component: crankshaft position sensor wiring
- MIL / check engine light
- emissions-relevant
- drive cycle required
- limp mode possible
Sources
References
sae:J2012