DTC B1601 (Keyless Access Control Unit): Notes
DTC B1601 : Keyless access control unit internal (CPU) error
How to use this service information .
NOTICE:
Before you troubleshoot, review the How to Troubleshoot .
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode 1 and Test Mode 2 (without the HDS) or Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode B - Control Unit Not Communicating or Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication and DTC Checks .