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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
P1408moderate severityPowertrain

Intake Manifold Pressure Sensor Circuit

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

What this code means

The PCM detects a fault in the intake manifold pressure sensor circuit. Similar to MAP sensor code P0107, this affects load and fuel calculations.

Symptoms

  • Check engine light on
  • Poor fuel economy
  • Hesitation or stalling

Common causes

  • Faulty MAP sensor
  • Damaged sensor wiring
  • Vacuum leak at sensor
  • Corroded connector

Diagnostic steps

  1. Scan for stored codes
  2. Monitor MAP sensor readings
  3. Inspect sensor and vacuum connection
  4. Test sensor reference and signal circuits
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Other Powertrain codes on this vehicle

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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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