Back to 2002 Ford Thunderbird

2002 FORD THUNDERBIRD

5.0L V8FWDAUTOMATICgas
2 active safety recalls on this vehicle — view recalls
Repairs0Labor590Torque572Fluid6DTC747Battery1Maintenance0Recalls2
P0112low severityPowertrain

IAT Sensor 1 Circuit Low Input

on 2002 Ford Thunderbird 5.0L V8 · FWD

What this code means

The IAT sensor circuit voltage is lower than expected, indicating a very high temperature or short.

Symptoms

  • Check Engine Light
  • Rich fuel mixture
  • Poor economy

Common causes

  • Short to ground in IAT circuit
  • Faulty sensor
  • Water intrusion in connector

Diagnostic steps

  1. Test sensor resistance
  2. Check for shorts to ground
  3. Inspect connector for moisture

Repair notes

Repair short or replace sensor.

Other Powertrain codes on this vehicle

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