U2627
Reductant Control Module Lost Communication With Reductant Level Sensor
U2627 is an OBD-II diagnostic trouble code meaning: Reductant Control Module Lost Communication With Reductant Level Sensor. Common causes: open or short circuit in the reductant level sensor circuit, reductant level sensor malfunction. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Possible transition to emergency mode
- SCR system error message on dashboard
Causes
- Open or short circuit in the reductant level sensor circuit
- Reductant level sensor malfunction
- Problems with the reducer control module
- Poor contact in wiring connectors
- Software error in control module
How to Fix
- Check the integrity of the wiring between the sensor and the module
- Check connectors for corrosion or damage
- Check the functionality of the reductant level sensor
- Check power and ground on the sensor
- Scan the control module for additional errors
- If necessary, replace the sensor or control module
Related codes
FAQ
What does the U2627 code mean?
U2627 is an OBD-II diagnostic trouble code that indicates: Reductant Control Module Lost Communication With Reductant Level Sensor
What causes a U2627 error code?
The most common causes of U2627 include: Open or short circuit in the reductant level sensor circuit; Reductant level sensor malfunction; Problems with the reducer control module; Poor contact in wiring connectors.
How do I fix a U2627 diagnostic trouble code?
To fix U2627: Check the integrity of the wiring between the sensor and the module. Check connectors for corrosion or damage. Check the functionality of the reductant level sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U2627?
Yes, but get it checked soon
How much does it cost to fix U2627?
The estimated repair cost for U2627 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat