Triumph DAYTONA 675 Service Manual page 248

Instrument Communication (CAN)
Fault Code
P1690
Pinpoint Tests
Test
1 Check cable and terminal integrity:
- ECM pin B27
- ECM pin B28
- Instrument pin 4
- Instrument pin 5
Check cable for short circuit:
2
- ECM pin B27 to B28
- ECM pin B27 to ground
- ECM pin B28 to ground
3 Check cable continuity:
- ECM pin B28 to Instrument pin 4
- ECM pin B27 to Instrument pin 5
Reconnect harness, clear fault code and run
4
engine
Circuit Diagram
Service Manual - Daytona 675, Street Triple and Street Triple R
Il1MP
Fuel System/Engine Management
Possible cause
Fault in CAN communication between
ECM and instrument pack.
Result
OK
Faulty
OK
Faulty
OK
Open circuit
OK
Fault still present
Instruments ECM
R B28
4
U B27
5
Action
View & note 'freeze frame
available.
View & note 'sensor' data.
Ensure instrument connector is secure.
Disconnect ECM
and
pinpoint test 1:
Action
Disconnect instruments and proceed to test 2
Rectify fault, proceed to test 4
Proceed to test 3
Locate and rectify wiring fault, proceed to test
4
Contact Triumph service
Locate and rectify wiring fault, proceed to test
4
Action complete, quit test
Contact Triumph service
data if
proceed to
1 0.67