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Output Speed Sensor Circuit Malfunction on BMW

BMW

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  • External sourcefixture

What P0720 means

Caution — monitor closely

The transmission output speed sensor circuit signal is malfunctioning.

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General information, not a diagnosis or repair instruction. Always confirm with a qualified mechanic for your specific vehicle.

Common causes

  • Output Speed Sensor Circuit Malfunction

What to check first

  1. Check sensor signal with a scan tool
  2. Inspect tone ring for damage
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