Yamaha YZF-R1 2020 Service Manual page 708

→ Go to step 6, and complete the service.
NO
→ Start the engine and check the status of the DTC.
Is it in the "Recovered" condition?
YES
→ Go to step 6, and complete the service.
NO
→ Go to step 3.
TIP
Check that the start/engine stop switch is turned to "ON" then.
3. Wire harness continuity.
• Disconnect the air induction system solenoid coupler "1", ECU coupler "2" and ignition fuse "3".
• Open circuit check
Between air induction system solenoid coupler and
ECU coupler
Between air induction system solenoid coupler and
ignition fuse holder
Is resistance 0 Ω?
YES
→ Go to "Short circuit check".
NO
a. Replace the wire harness.
b. Turn the main switch to "ON", and then check the condition of the DTC using the malfunction mode
of the YDT.
Is it in the "Recovered" condition?
YES
→ Go to step 6, and complete the service.
NO
→ Start the engine and check the status of the DTC.
Is it in the "Recovered" condition?
YES
→ Go to step 6, and complete the service.
NO
→ Go to "Short circuit check".
TIP
Check that the start/engine stop switch is turned to "ON" then.
brown/red–brown/red
red/white–red/white
3
2
Y / R P / W P / B
Lg / R L / R O / B L / B G / B
R / L G / Y Br / R Br / B Br / Y
R / G Y / B L / W Y / L
9-213
1
Gy / G O / G Gy / R O
Br/R R/W
R / B B
Sb / W W / L B
Sb R / L B / W B / W
P1400