Back to 1998 Mazda B2500

1998 MAZDA B2500

2.5L I4FWDAUTOMATICgas
Repairs0Labor469Torque4906Fluid6DTC640Battery0Maintenance0Recalls0
P0111low severityPowertrain

IAT Sensor 1 Circuit Range/Performance

on 1998 Mazda B2500 2.5L I4 · FWD

What this code means

The IAT sensor reading is not within the expected range for current conditions.

Symptoms

  • Check Engine Light
  • Incorrect fueling
  • Poor cold start

Common causes

  • Sensor in wrong location
  • Heat-soaked sensor
  • Contaminated sensor element

Diagnostic steps

  1. Compare IAT to ambient temp at cold start
  2. Check sensor location
  3. Inspect for heat sources near sensor

Repair notes

Replace or relocate IAT sensor.

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