Yamaha Tracer MT09TRAH 2017 Service Manual page 418

Fault code No.
Item
3-4 [For P0118] Open circuit
Between wire harness coupler (ECU side) and ECU coupler: green/white–green/white
Between sub-wire harness coupler (coolant temperature sensor side) and coolant temperature sen-
sor coupler: green/white–green/white
If there is no continuity, replace the wire harness and/or sub-wire harness.
A. Wire harness coupler (ECU side)
B. Sub-wire harness coupler (coolant temperature sensor side)
3-5 [For P0118] Open circuit
Between wire harness coupler (ECU side) and ECU coupler: black/blue–black/blue
Between sub-wire harness coupler (coolant temperature sensor side) and coolant temperature sen-
sor coupler: black/blue–black/blue
If there is no continuity, replace the wire harness and/or sub-wire harness.
A. Wire harness coupler (ECU side)
B. Sub-wire harness coupler (coolant temperature sensor side)
3-6 Disconnect the couplers from the parts that are connected to the ECU.
Refer to "Parts connected to the ECU" on page 8-36.
P0117, P0118
[P0117] Coolant temperature sensor: ground short circuit detected.
[P0118] Coolant temperature sensor: open or power short circuit
detected.
G/W B/L
G/W B/L
FUEL INJECTION SYSTEM
G/W B/L
G/W B/L
8-47