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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
P1641low severityPowertrain

MIL Control Circuit

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

What this code means

The PCM detected a fault in the malfunction indicator lamp control circuit. The check engine light may not illuminate properly.

Symptoms

  • MIL not working
  • Check engine light stays on
  • Bulb check failure

Common causes

  • Burned out MIL bulb
  • MIL circuit wiring fault
  • Faulty instrument cluster
  • Faulty PCM

Diagnostic steps

  1. Check MIL bulb operation
  2. Inspect MIL control wiring
  3. Test cluster and PCM control circuit
  4. Repair wiring or replace faulty component
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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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