Yamaha YZF-R1 2020 Service Manual page 534

ELECTRONICALLY ADJUSTABLE SUSPENSION SYSTEM (for
EAS32915
MAINTENANCE OF THE SCU (suspension control unit)
Checking the SCU (suspension control unit)
1. Check:
• Terminals "1" of the SCU
Cracks/damages → Replace the SCU.
• Terminals "2" of the SCU couplers
Connection defective, contaminated, come-off → Replace or clean.
TIP
If the SCU couplers are clogged with mud or dirt, clean with compressed air.
EAS32916
BASIC INSTRUCTIONS FOR TROUBLESHOOTING
1. Check the DTC of "malfunction" using the YDT.
2. Check and repair the malfunction according to applicable DTC troubleshooting.
3. Turn the main switch from "OFF" to "ON", and then check the DTC of "malfunction" is not displayed.
TIP
• If another DTC is displayed, repeat steps (1) to (3) until no DTC is displayed.
• Turning the main switch to "OFF" will not erase the malfunction history.
1 2
9-39
YZF-R1M)