Fuelinjectors; Pinpointtests - Triumph DAYTONA 675 Service Manual

Fuel System/Engine Management
Fuel Injectors
Fault Code
P0201/02/03
Pinpoint Tests
Test
1 Check cable and terminal integrity:
- ECM pin A15
- ECM pin A14
- ECM pin A13
2 Check resistance value:
- ECM pin A06 to ECM pin A15 (injector 1)
- ECM pin A06 to ECM pin A14 (injector 2)
- ECM pin A06 to ECM pin A13 (injector 3)
3 Check cable for short circuit to ground:
- ECM pin A15 to earth
- ECM pin A14 to earth
- ECM pin A13 to earth
4 Check cable continuity:
- ECM pin A06 to relevant injector pin 2
- ECM pin A15 to injector 1 pin 1
- ECM pin A14 to injector 2 pin 1
- ECM pin A13 to injector 3 pin 1
5 Check cable for short circuit to supply box:
- ECM pin A06 to ECM pin A15 (1nj 1)
- ECM pin A06 to ECM pin A14 (inj 2)
- ECM pin A06 to ECM pin A13 (inj 3)
6 Check relevant injector resistance:
- Injector pin 1 to injector pin 2
7 Reconnect harness, clear fault code and run
engine to verify fault cleared
1 0.48
Service Manual - Daytona 675, Street Triple and Street Triple R
Possible cause
Injection system fault - injector 1/2/3
- Misfire indicates open circuit
- Flooding indicates short circuit
Result
OK
Faulty
11.02to 12.552
Open circuit
Short circuit
OK
Short circuit
OK
Open circuit
OK
Short circuit
1 1.OQ to 12.5Q
Faulty
OK
Fault still present
Action
View
& note diagnostic
'freeze frame' data if available.
Ensure relevant injector connector is
secure. Disconnect ECM and proceed
to pinpoint test 1:
Action
Proceed to test 2
Rectify fault, proceed to test 7
Proceed to test 3
Disconnect relevant injector and proceed to
test 4
Disconnect relevant injector and proceed to
test 5
Proceed to test 7
Locate and rectify wiring fault, proceed to test
7
Proceed to test 6
Locate and rectify wiring fault, proceed to test
7
Proceed to test 6
Locate and rectify wiring fault, proceed to test
7
Proceed to test 7
Renew relevant injector, proceed to test 7
Action complete - quit test
Contact Triumph service
software
S UMP