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2.0L I4 Turbo Diesel•RWD•AUTOMATIC•diesel•OM654•turbo
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P0102moderate severityPowertrain

Mass Air Flow (MAF) Circuit Low Input

on 2023 Mercedes-Benz Sprinter 2.0L I4 Turbo Diesel · RWD

What this code means

The MAF sensor signal voltage is lower than the minimum expected value.

Symptoms

  • Check Engine Light
  • Loss of power
  • Rich fuel condition
  • Black smoke

Common causes

  • Faulty MAF sensor
  • Short in signal wire
  • Disconnected sensor
  • Contaminated sensor element

Diagnostic steps

  1. Check MAF sensor connector
  2. Test signal voltage
  3. Inspect wiring for shorts to ground
  4. Test sensor output

Repair notes

Replace MAF sensor or repair wiring.

Other Powertrain codes on this vehicle

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