DTC B2621: Communication Interruption [08/2015 - 08/2019]: Procedure

1. Check for DTCs of the CAN communication system. (Refer to DIAGNOSIS SYSTEM [08/2015 - 08/2019] ).
   RESULT
   
   

   Result	Proceed to
   DTC is not output	A
   DTC is output	B

Result: 

A 

REPLACE MULTIPLEX TILT AND TELESCOPIC ECU 

(Refer to REMOVAL [08/2015 - 08/2019] )

Result: 

B 

GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) 

(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - 08/2019] )