DTC Troubleshooting: U0122 (AT): Notes

DTC U0122  : PF-CAN A Malfunction (TCM - VSA Modulator-Control Unit)

How to use this manual .

NOTICE:  

Before you troubleshoot, review the How to Troubleshoot .

NOTE: 

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