p0335
Moderate
BMW · Sedans
Crankshaft Position Sensor A Circuit Malfunction
Quick Answer
Error code P0335 on your BMW Sedans means: Crankshaft Position Sensor A Circuit Malfunction. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Inspect crankshaft position sensor wiring and connector for damage
2
Measure sensor resistance with a multimeter per BMW specifications
3
Check for proper air gap between sensor and reluctor ring
4
Replace crankshaft position sensor if out of specification
5
Clear codes and perform a test drive to confirm repair
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Crankshaft position sensor
Sensor wiring harness
Connector pins
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