U0259
Lost Communication With Special Purpose Vehicle Control Module A
U0259 is an OBD-II diagnostic trouble code meaning: Lost Communication With Special Purpose Vehicle Control Module A. Common causes: open or short circuit in the communication circuit, damaged or oxidized connector pins. Estimated repair cost: $17–167.
Symptoms
- Inoperability of related systems (for example, additional lighting)
- The Check Engine light comes on
- Malfunctions of other electronic systems
- Additional fault codes appear
Causes
- Open or short circuit in the communication circuit
- Damaged or oxidized connector pins
- Control module malfunction
- Module power problems
- Software errors in ECU
How to Fix
- Check the integrity of the wiring and the condition of the connectors
- Check fuses and module power supply
- Scan the module for additional errors
- If necessary, replace the control module
- Update ECU software
Related codes
Error U0259 by Vehicle Brand
FAQ
What does the U0259 code mean?
U0259 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Special Purpose Vehicle Control Module A
What causes a U0259 error code?
The most common causes of U0259 include: Open or short circuit in the communication circuit; Damaged or oxidized connector pins; Control module malfunction; Module power problems.
How do I fix a U0259 diagnostic trouble code?
To fix U0259: Check the integrity of the wiring and the condition of the connectors. Check fuses and module power supply. Scan the module for additional errors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0259?
Yes, but get it checked soon
How much does it cost to fix U0259?
The estimated repair cost for U0259 is $17–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat