Yamaha Tenere 700 2020 Service Manual page 355

2 Connection of ECU coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
3 Connection of sub-wire har-
ness coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
4 Wire harness and/or sub-wire
harness continuity.
4-1
1. Coolant temperature sensor
2. ECU
3. Sensor output lead
4. Sensor ground lead
4-2 Disconnect the ECU coupler from the ECU.
Disconnect the coolant temperature sensor coupler from the coolant temperature sensor.
4-3 [For P0117] Ground short circuit
Between coolant temperature sensor coupler and ground: green/white–ground
If there is continuity, replace the wire harness and/or sub-wire harness.
Improperly connected → Con-
nect the coupler securely or re-
place the wire harness.
Improperly connected → Con-
nect the coupler securely or re-
place the sub-wire harness.
Open or short circuit → Replace
the wire harness and/or sub-
wire harness.
1
3
G/W
B/L
4
G/W B/L
8-44
FUEL INJECTION SYSTEM
Turn the main switch to "ON",
and then check the condition of
the fault code using the mal-
function mode of the Yamaha di-
agnostic tool.
Condition is "Recover" → Go to
item 8 and finish the service.
Condition is "Malfunction" → Go
to item 3.
Turn the main switch to "ON",
and then check the condition of
the fault code using the mal-
function mode of the Yamaha di-
agnostic tool.
Condition is "Recover" → Go to
item 8 and finish the service.
Condition is "Malfunction" → Go
to item 4.
Turn the main switch to "ON",
and then check the condition of
the fault code using the mal-
function mode of the Yamaha di-
agnostic tool.
Condition is "Recover" → Go to
item 8 and finish the service.
Condition is "Malfunction" → Go
to item 5.
2
5V
G/W
B/L