U0637
Lost Communication With Hybrid/EV Battery Pack Coolant Control Valve B.
- Generic
- Network
- Generic code
How this code is built
- U
- SystemNetwork
- 0
- Defined bySAE, the same on every car
- 6
- AreaNetwork area 6
- 37
- FaultThe specific fault in that area
Guide
Writing the guide for U0637. The first open of a code takes up to a minute.