Triumph Tiger Explorer XR 2017 Service Manual page 293

Tiger Explorer XR Series
Fault Code
P1659
Pinpoint Tests
Test
1 Check main fuse box fuse 6 integrity
2 Check cable for short circuit:
- ECM pin B01 to ground
3 Check cable and terminal integrity:
- ECM pin B01
- Alarm connector pin 1
- Alarm connector pin 2
- Right hand switch housing (10-way
connector) pin 1
- Right hand switch housing (10-way
connector) pin 2
4 Check cable continuity:
- ECM pin B01 to main fuse box, fuse
6
Note that the engine stop switch must
be in the 'RUN' position and any alarm
fitted must be disarmed
5 Reconnect harness, clear fault code
and run engine to verify fault cleared
Circuit Diagram
289 of 746
Possible Cause
Ignition power supply malfunction
Result
OK
Faulty
OK
Short circuit
OK
Faulty
OK
Open circuit
OK
Fault still present
Action
Disconnect engine ECM and
proceed to pinpoint test 1:
Action
Proceed to test 3
Proceed to test 2
Replace fuse 6 and proceed to test 5
Locate and rectify wiring fault, replace
fuse 6 and proceed to test 5
Proceed to test 4
Rectify fault, proceed to test 5
Proceed to test 5
Locate and rectify wiring, alarm or
engine stop switch fault, proceed to test
5
Action complete - quit test
Contact Triumph service
FUEL SYSTEM / ENGINE MANAGEMENT