Triumph Rocket 3 GT 2021 - Page 740

702
1. Engine ECM Connector C
2. Battery
3. Battery subharness
4. Fuse Box
5. Keyless Module
EMS Ignition Voltage Input Circuit
Fault
Code
Possible cause
Action
P1659
Ignition power supply malfunction
Disconnect engine ECM and proceed
to pinpoint test 1: