P119F
NOx Sensor 2 Signal Circuit High Voltage
P119F is an OBD-II diagnostic trouble code meaning: NOx Sensor 2 Signal Circuit High Voltage. Common causes: nox 2 sensor malfunction, open or short circuit in the signal wire circuit. Estimated repair cost: $89–278.
Symptoms
- Check Engine light comes on
- Engine performance deterioration
- Increased fuel consumption
- Possible transition to emergency mode
- Increased NOx emissions
Causes
- NOx 2 sensor malfunction
- Open or short circuit in the signal wire circuit
- Poor contact in the sensor connector
- Sensor power problems
- Engine control unit (ECU) malfunction
How to Fix
- Check the integrity of the wiring and connectors of the NOx sensor 2
- Measure the voltage at the sensor and compare with standards
- Check sensor resistance
- Clean or replace NOx 2 sensor if necessary
- Check and, if necessary, replace the engine control unit
Related codes
FAQ
What does the P119F code mean?
P119F is an OBD-II diagnostic trouble code that indicates: NOx Sensor 2 Signal Circuit High Voltage
What causes a P119F error code?
The most common causes of P119F include: NOx 2 sensor malfunction; Open or short circuit in the signal wire circuit; Poor contact in the sensor connector; Sensor power problems.
How do I fix a P119F diagnostic trouble code?
To fix P119F: Check the integrity of the wiring and connectors of the NOx sensor 2. Measure the voltage at the sensor and compare with standards. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P119F?
Yes, but get it checked soon
How much does it cost to fix P119F?
The estimated repair cost for P119F is $89–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat