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p0335
Moderate
BMW · SUVs
Crankshaft Position Sensor A Circuit Malfunction
Quick Answer
Error code P0335 on your BMW SUVs means: Crankshaft Position Sensor A Circuit Malfunction. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
X1 M35i 2024X1 xDrive28i 2024X3 M 2024X3 M40i 2024X3 xDrive30i 2024X5 M 2024X5 M60i 2024X5 xDrive40i 2024X5 xDrive50e 2024X6 M 2024X6 M60i 2024X6 xDrive40i 2024X7 M60i 2024X7 xDrive40i 2024iX M60 2024iX xDrive50 2024X1X3 MX3X5 MX5X6X7iX
Likely Causes
  1. Faulty crankshaft position sensor
  2. Damaged wiring or corroded connector at the sensor
  3. Damaged reluctor ring on the crankshaft pulley
  4. Excessive sensor-to-reluctor air gap
  5. DME/ECU malfunction
How to Fix It
1
Inspect wiring harness and connector at the crankshaft position sensor
2
Measure sensor resistance with a multimeter and compare to specifications
3
Check the reluctor ring for missing teeth or damage
4
Replace the crankshaft position sensor
5
Clear codes and 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
Wiring harness connector
Sensor mounting hardware
Related Error Codes
P0171P0174P0300P0301P0340
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