DTC Troubleshooting: U0129-00 (VSA Control Unit): Notes

DTC U0129-00  : CAN Communication Failure with AHB/ESB/EBB

How to use this service information .

NOTICE: 

Before you troubleshoot, review the How to Troubleshoot .

NOTE: 

• DTC may be stored if electric brake booster control unit does not start normally.
• DTC may be stored due to the power/ground circuit failure of the electric brake booster control unit. Before this troubleshooting, check the power/ground circuit of the electric brake booster control unit first.