U1190
Lost Communications With Humidity Sensor
U1190 is an OBD-II diagnostic trouble code meaning: Lost Communications With Humidity Sensor. Common causes: air humidity sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Incorrect operation of the climate control system
- Lack of automatic humidity control in the cabin
- Check Engine Light Illuminates
- Possible errors in the air conditioning system
Causes
- Air humidity sensor malfunction
- Open or short circuit in the sensor circuit
- Damaged or oxidized connector pins
- Sensor power problems
- Climate control system ECU malfunction
How to Fix
- Check the integrity of the wiring to the humidity sensor
- Inspect and clean the sensor connector contacts
- Check the power supply and ground of the sensor
- Test or replace the humidity sensor
- If necessary, diagnose the climate control ECU
Related codes
FAQ
What does the U1190 code mean?
U1190 is an OBD-II diagnostic trouble code that indicates: Lost Communications With Humidity Sensor
What causes a U1190 error code?
The most common causes of U1190 include: Air humidity sensor malfunction; Open or short circuit in the sensor circuit; Damaged or oxidized connector pins; Sensor power problems.
How do I fix a U1190 diagnostic trouble code?
To fix U1190: Check the integrity of the wiring to the humidity sensor. Inspect and clean the sensor connector contacts. Check the power supply and ground of the sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U1190?
Yes, but get it checked soon
How much does it cost to fix U1190?
The estimated repair cost for U1190 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat