Starter Motor Relay; Pinpoint Tests - Triumph Thunderbird Service Manual

Fuel System/Engine Management
Starter Motor Relay
Fault Code Possible cause Action
P0616 Starter motor relay open circuit, or Ensure starter motor relay connector is
short circuit to earth secure.
Disconnect ECM and proceed to
pinpoint test 1:
Pinpoint Tests
Test Result Action
1 Check cable and terminal integrity: OK Disconnect starter motor relay and proceed to
- ECM pin B06
test 2
- RH switch cube pin 4
Faulty Rectify fault, proceed to test 5
2 Check cable for short circuit: OK Proceed to test 3
- ECM pin B06 to ground
Short circuit Locate and rectify wiring fault and proceed to
test 5
3
Check cable continuity:
OK Renew starter motor relay, proceed to test 5
- ECM pin B6 to starter motor relay pin 2 Faulty Locate and rectify wiring fault, proceed to
- R.H.
switch cube pin 4 to starter motor
test 5
relay pin 1
4 With starter switch ON, check cable for OK Renew starter motor relay, proceed to test 5
short circuit:
- ECM pin B06 to ECM pin A 13 Short circuit Locate and rectify wiring fault, proceed to
test 5
5 Reconnect harness, clear fault code and run OK
Action complete - quit test
engine to verify fault cleared
Fault still present Contact Triumph service
10.76
SelVice Manual - Thunderbird