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2022 CHEVROLET BOLT EUV
65 kWh Single Motor FWD•FWD•AUTOMATIC•ev
4 active safety recalls on this vehicle — view recalls
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Repairs0Labor318Torque3714Fluid5DTC849Battery1Maintenance0Recalls4
P1481high severityPowertrain

Cooling Fan Speed Sensor Circuit

on 2022 Chevrolet Bolt EUV 65 kWh Single Motor FWD · FWD

What this code means

The cooling fan speed sensor signal is faulty or out of range. This affects proper engine cooling control.

Symptoms

  • Engine overheating
  • Cooling fan runs erratically
  • Check engine light on

Common causes

  • Faulty fan speed sensor
  • Damaged sensor wiring
  • Bad cooling fan motor
  • Poor connector contact

Diagnostic steps

  1. Scan for stored codes
  2. Check fan speed sensor signal
  3. Inspect wiring and connectors
  4. Test cooling fan operation
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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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