Triumph Rocket III Classic Service Manual page 290

Fuel System/Engine Management
Purge Valve - Rocket III Touring
Fault Code Possible cause
Action
P0444 Open circuit or short circuit to earth View
8.
note diagnostic tool 'sensor'
data,
Ensure purge valve connector is
secure.
Disconnect ECM and proceed to
pinpoint test 1:-
P0445 Short circuit to battery+ Disconnect the purge valve and
proceed to pinpoint test 5:-
Pinpoint Tests
Test
Result Action
1 Check cable and terminal integrity: OK Proceed to test 2
(
- ECM pin B09 Faulty Rectify fault, proceed to test 7
2 Check resistance value: 24Q to 28Q
Disconnect purge valve and proceed to test 3
- ECM pin A06 to ECM pin B09 Open circuit Proceed to test 4
Short circuit Disconnect purge valve and proceed to test 5
3 Check cable for short circuit: OK Proceed to test 7
- ECM pin B09 to earth
Short circuit Locate and rectify wiring fault, proceed to test
7
4 Check cable continuity:
OK Proceed to test 6
- ECM pin B09 to valve pin 2 Open circuit Locate and rectify wiring fault, proceed to test
- ECM pin A06 to valve pin 1
7
5 Check cable for short circuit:
OK Proceed to test 6
- ECM pin A06 to ECM pin B31 Short circuit Locate and rectify wiring fault, proceed to test
7
6 Check purge valve resistance: 24Q to 28Q
Proceed to test 7
- Valve pin 1 to valve pin 2 Faulty Renew purge valve, proceed to test 7
7 Reconnect harness, clear fault code and run OK
Action complete - quit test
diagnostic tool function test to visually verify
operation of purge valve
Fault still present Contact Triumph service
11,86
SetVice Manual - Rocket'" / Classic / Touring