DTC code
P0335
Crankshaft Position Sensor A Circuit Malfunction
Technical guide
Symptoms
- Engine cranks but won't start
- intermittent stalling
- rough running
- check engine light
Probable causes
- Crankshaft position sensor circuit fault
- failed CKP sensor
- damaged reluctor ring
- wiring chafe
- connector corrosion
Diagnostic steps
- Check CKP connector for corrosion/damage.
- Inspect reluctor ring for missing teeth or cracks.
- Test CKP signal during cranking with oscilloscope.
- Check air gap (0.5-1.5mm typical).
- Replace CKP sensor.
Brand-specific notes (Nissan)
Nissan · Micra/Note/Primera/Almera/Qashqai · all engines
Symptoms
- No start
- intermittent stalling
- rough running
- check engine light
Probable causes
- Failed CKP sensor
- damaged reluctor ring on crankshaft
- wiring chafed or corroded connector
- gap too large between sensor and ring
Diagnostic steps
- Check CKP sensor connector for corrosion.
- Test sensor signal with oscilloscope during cranking.
- Check reluctor ring for damage.
- Measure air gap - should be 0.5-1.5mm typically.
- Replace CKP sensor.
Cross-checked technical synthesis (QA). It does not replace the manufacturer's procedure.
Models most reported with this code (NHTSA)
Count of distinct owner complaints mentioning the code. US data — same engines, same failures.
AI here is a librarian: this page shows only what mechanics confirmed, or says “unknown”. It never suggests a diagnosis — MECCANIC interprets the code, never your car.
0 confirmed cases on P0335
Nothing confirmed yet for this code. No guess is offered on purpose.
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