Triumph Tiger Explorer XR 2016, Service Manual

Page: 299 / 750

Test Result Action
1 Check ABS modulator part number is correct
for the motorcycle. OK Proceed to test 2
Incorrect Replace ABS modulator with correct
part and proceed to test 3
2 Check that the engine ECM calibration is
correct for the motorcycle, using the
diagnostic tool. OK Proceed to test 3
Incorrect Update calibration using service tool,
proceed to test 3
3 Clear fault code, check for normal operation. OK Action complete - quit test
Fault still
present Contact Triumph service
ABS Modulator Communication
Fault Code Possible Cause Action
P1521 CAN fault - lost communication
with ABS module or ABS system
status error View and note 'freeze frame' data
if available
Ensure ABS modulator connector
is secure
Proceed to pinpoint test 1:
Pinpoint Tests
Test Result Action
1 Check cable and terminal integrity:
- Engine ECM pin A33
- Engine ECM pin A34
- ABS modulator pin 10
- ABS modulator pin 11
- ABS modulator pin 1
- ABS modulator pin 13
- ABS modulator pin 6 OK Disconnect Engine ECM and proceed to
test 2
Faulty Rectify fault, proceed to test 6
2 Check cable for short circuit:
- Engine ECM pin A33 to ground
- Engine ECM pin A34 to ground OK Disconnect ABS modulator and proceed
to test 3
Faulty Locate and rectify wiring fault, proceed
to test 6
3 Check main fuse box Fuse 6 and ABS
fuse box fuse integrity. OK Proceed to test 5
Faulty Proceed to test 4
4 Check cable for short circuit: OK Proceed to test 5
Tiger Explorer XR Series
295 of 746
FUEL SYSTEM / ENGINE MANAGEMENT