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Home/DTC Codes/Fiat/Cronos/2018-2025 1.3L I4 Flex Firefly/P0110
P0110

Intake Air Temperature (IAT) Sensor 1 Circuit

2018-2025 Fiat Cronos 1.3L I4 Flex Firefly

Low SeverityPowertrainGeneric (SAE)

Description

General malfunction in the intake air temperature sensor circuit.

Symptoms

  • Check Engine Light
  • Poor fuel economy
  • Hard starting in cold weather
  • Incorrect idle speed

Common Causes

  • Faulty IAT sensor
  • Wiring issue
  • Corroded connector
  • Sensor contaminated

Diagnostic Steps

  1. Test IAT sensor resistance at known temperature
  2. Inspect wiring and connector
  3. Compare IAT reading to ECT at cold start

Repair Notes

Replace IAT sensor or repair wiring.

Related Codes

P0111IAT Sensor 1 Circuit Range/PerformanceP0112IAT Sensor 1 Circuit Low InputP0113IAT Sensor 1 Circuit High InputP0114IAT Sensor 1 Circuit Intermittent

Other Powertrain Codes

P0110 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 P0110 mean on a 2018-2025 Fiat Cronos?

P0110 stands for "Intake Air Temperature (IAT) Sensor 1 Circuit". General malfunction in the intake air temperature sensor circuit.

What are the symptoms of P0110 on a Fiat Cronos?

Common symptoms of P0110 include: Check Engine Light, Poor fuel economy, Hard starting in cold weather, Incorrect idle speed.

What causes P0110 on a 2018-2025 Fiat Cronos?

Common causes of P0110 include: Faulty IAT sensor, Wiring issue, Corroded connector, Sensor contaminated.

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