Triumph Rocket 3 GT 2021 - Page 1094

1056
CAN Fault
Fault
Code
Possible cause
Action
C1682
CAN fault - lost communication with
engine ECM
Make sure ABS ECM connector is
secure.
Procced to pinpoint test 1:
C1683
CAN fault - lost communication with
instrument panel
C1684
CAN fault - all communication lost
Pinpoint Tests
Test
Result
Action
1
Check cable and terminal integrity:
- ABS ECM connector pin 2
- ABS ECM connector pin 11
OK
Proceed to test 2
Faulty
Rectify fault and
proceed to test 5
2
Check the cable for short circuit:
- ABS ECM pin 2 to ground
- ABS ECM pin 11 to ground
OK
Proceed to test 3
Short
Circuit
Rectify wiring harness
fault, proceed to test 5
3
Check cable continuity:
- ABS ECM pin 2 to ECM pin C25
- ABS ECM pin 11 to ECM pin C24
- ABS ECM pin 2 to Instruments pin 25
- ABS ECM pin 11 to Instruments pin 24
- ABS ECM pin 2 to Diagnostic connector
pin 6
- ABS ECM pin 11 to Diagnostic
connector pin 14
- ABS ECM pin 2 to Keyless module
connector pin 13
- ABS ECM pin 11 to Keyless module
connector pin 5
- ABS ECM pin 2 to Steering Lock
connector pin 5
- ABS ECM pin 11 to Steering Lock
connector pin 4
- ABS ECM pin 2 to Bluetooth® module
pin 3
- ABS ECM pin 11 to Bluetooth® module
pin 4
OK
Proceed to test 4
Open
Circuit
Locate and rectify fault,
proceed to test 5