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Home/DTC Codes/Fiat/Cronos/2018-2025 1.0L I4 Flex Firefly/P0102
P0102

Mass Air Flow (MAF) Circuit Low Input

2018-2025 Fiat Cronos 1.0L I4 Flex Firefly

Moderate SeverityPowertrainGeneric (SAE)

Description

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.

Related Codes

P0100Mass Air Flow (MAF) CircuitP0101Mass Air Flow (MAF) Circuit Range/PerformanceP0103Mass Air Flow (MAF) Circuit High Input

Other Powertrain Codes

P0102 on Other Vehicles

Fiat 124 Spider

2017-2020 1.4L I4 Turbo

Fiat 126p Maluch

1973-2000 0.65L I2 Air-Cooled

Fiat 126p Maluch

1987-2000 0.7L I2 Air-Cooled

Fiat 500

2012-2019 1.4L I4

Fiat 500 Abarth

2012-2019 1.4L I4 Turbo

Fiat 500 BR

2011-2020 1.4L I4 Flex Fire Evo

Fiat 500 PL

2007-2025 1.0L I3 Hybrid FireFly 70

Fiat 500 PL

2007-2025 1.2L I4 Fire 69

Common Questions

What does code P0102 mean on a 2018-2025 Fiat Cronos?

P0102 stands for "Mass Air Flow (MAF) Circuit Low Input". The MAF sensor signal voltage is lower than the minimum expected value.

What are the symptoms of P0102 on a Fiat Cronos?

Common symptoms of P0102 include: Check Engine Light, Loss of power, Rich fuel condition, Black smoke.

What causes P0102 on a 2018-2025 Fiat Cronos?

Common causes of P0102 include: Faulty MAF sensor, Short in signal wire, Disconnected sensor, Contaminated sensor element.

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