Back to 2001 Jeep Wrangler

2001 JEEP WRANGLER

4.0L I64WDAUTOMATICgas
7 active safety recalls on this vehicle — view recalls
Repairs0Labor505Torque2487Fluid9DTC679Battery0Maintenance0Recalls7
P0114low severityPowertrain

IAT Sensor 1 Circuit Intermittent

on 2001 Jeep Wrangler 4.0L I6 · 4WD

What this code means

The IAT sensor signal is intermittent.

Symptoms

  • Check Engine Light (intermittent)
  • Erratic idle

Common causes

  • Loose connector
  • Damaged wiring
  • Intermittent sensor failure

Diagnostic steps

  1. Wiggle test
  2. Monitor IAT signal
  3. Inspect connector

Repair notes

Repair connector or wiring.

Other Powertrain codes on this vehicle

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