P119E
NOx Sensor 2 Signal Circuit Low Voltage
P119E is an OBD-II diagnostic trouble code meaning: NOx Sensor 2 Signal Circuit Low Voltage. Common causes: open or short circuit in the nox 2 sensor circuit, malfunction of the nox 2 sensor itself. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Reduced engine power
- Increased fuel consumption
- Problems with passing environmental tests
- Possible transition to emergency mode
Causes
- Open or short circuit in the NOx 2 sensor circuit
- Malfunction of the NOx 2 sensor itself
- Connector problems or contact corrosion
- Engine control unit malfunction
- Problems with power or grounding of the circuit
How to Fix
- Check the integrity of the sensor wiring and connectors
- Check the supply voltage and grounding of the sensor
- Scan the system for other fault codes
- Check NOx sensor 2 resistance
- If necessary, replace NOx 2 sensor
Related codes
FAQ
What does the P119E code mean?
P119E is an OBD-II diagnostic trouble code that indicates: NOx Sensor 2 Signal Circuit Low Voltage
What causes a P119E error code?
The most common causes of P119E include: Open or short circuit in the NOx 2 sensor circuit; Malfunction of the NOx 2 sensor itself; Connector problems or contact corrosion; Engine control unit malfunction.
How do I fix a P119E diagnostic trouble code?
To fix P119E: Check the integrity of the sensor wiring and connectors. Check the supply voltage and grounding of the sensor. Scan the system for other fault codes. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P119E?
Yes, but get it checked soon
How much does it cost to fix P119E?
The estimated repair cost for P119E is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat