P0113low severityPowertrain

IAT Sensor 1 Circuit High Input

on 2007 Chrysler 300 2.7L V6 · RWD

What this code means

The IAT sensor circuit voltage is higher than expected, indicating very low temperature or open circuit.

Symptoms

  • Check Engine Light
  • Lean fuel mixture
  • Hard cold starting

Common causes

  • Open circuit
  • Disconnected sensor
  • Faulty sensor
  • Corroded terminals

Diagnostic steps

  1. Test sensor resistance
  2. Check for open circuits
  3. Inspect connector

Repair notes

Repair open circuit or replace sensor.

Other Powertrain codes on this vehicle

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