P11C4 CHEVROLET - Intake Air Humidity Sensor Circuit Erratic
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 NotesThe 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: 1.0The 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 MeaningThe 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.
P11C4 CHEVROLET More InformationNeed more information on how to fix the P11C4 CHEVROLET code?
Get Access to Factory Service Manuals