Engine-Codes
 
OBDII Code List
 
P11C4 CHEVROLET

P11C4 CHEVROLET - Intake Air Humidity Sensor Circuit Erratic

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

P11C4 CHEVROLET Possible Causes

  • Faulty Intake Air Humidity Sensor
  • Intake Air Humidity Sensor harness is open or shorted
  • Intake Air Humidity Sensor circuit poor electrical connection

First diagnose P11C4 CHEVROLET code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

P11C4 CHEVROLET Tech Notes

The Intake Air Humidity Sensor is part of the 8-Pin Mass Air Flow, Humidity, BARO and Intake Air Temperature 1 and 2 Sensor.

Cost of diagnosing the P11C4 CHEVROLET code

    Labor: 1.0

    The cost of diagnosing the P11C4 CHEVROLET code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

P11C4 CHEVROLET Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P11C4 CHEVROLET Meaning

The Powertrain Control Module (PCM) monitors the Intake Air Humidity Sensor signal. The PCM sets the OBDII code when the Intake Air Humidity Sensor is not to factory specifications.
OBDII Code P11C4 CHEVROLET - Intake Air Humidity Sensor Circuit Erratic - Engine-Codes.com

P11C4 CHEVROLET More Information

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