U0690
Lost Communication With EGR Temperature Sensor D
U0690 is an OBD-II diagnostic trouble code meaning: Lost Communication With EGR Temperature Sensor D. Common causes: open or short circuit in the sensor circuit, egr temperature sensor malfunction. Estimated repair cost: $17–56.
Symptoms
- Check Engine Light Is On
- Poor engine performance at idle
- Increased fuel consumption
- Increased emissions of harmful substances
- Possible misfires
Causes
- Open or short circuit in the sensor circuit
- EGR temperature sensor malfunction
- Poor contact in the sensor connector
- Wiring harness damage
- ECU malfunction
How to Fix
- Check the continuity of the EGR temperature sensor circuit
- Check the resistance and functionality of the sensor
- Inspect and clean the sensor connector contacts
- Check wiring harness for damage
- If necessary, replace the EGR temperature sensor
Related codes
Error U0690 by Vehicle Brand
FAQ
What does the U0690 code mean?
U0690 is an OBD-II diagnostic trouble code that indicates: Lost Communication With EGR Temperature Sensor D
What causes a U0690 error code?
The most common causes of U0690 include: Open or short circuit in the sensor circuit; EGR temperature sensor malfunction; Poor contact in the sensor connector; Wiring harness damage.
How do I fix a U0690 diagnostic trouble code?
To fix U0690: Check the continuity of the EGR temperature sensor circuit. Check the resistance and functionality of the sensor. Inspect and clean the sensor connector contacts. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0690?
Yes, but get it checked soon
How much does it cost to fix U0690?
The estimated repair cost for U0690 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat