DTC P1111 Daewoo

Intake Air Temperature Sensor High Input (Intermittent)

Intake Air Temperature Sensor High Input (Intermittent)

Description

DTC P0502 not set, engine started, engine runtime over 60 seconds, ECT sensor more than 18ºF, VSS sensor under 30 mph, calculated airflow less than 30 g sec, and the PCM detected an interruption in the IAT sensor signal (it spiked high) in the CCM test.

Cause and Solution

IAT sensor signal circuit is open (an intermittent fault)
IAT sensor ground circuit is open (an intermittent fault)
IAT sensor is damaged or has failed (an intermittent fault)

Video Guide

Duration: PT4M16S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P1111
  • Brand: Daewoo
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