Yamaha MT-09 2021 Service Manual page 703

1
B R/G
Y/L Lg R
*. MTN890
**. MTN890D
Is resistance 0 Ω?
YES
→ Go to "Short circuit check".
NO
→Replace the wire harness.
• Short circuit check
TIP
Disconnect the ECU related connectors before checking.
Refer to "HANDLEBAR" on page 4-57.
Ground short circuit check "A"
Between immobilizer unit coupler "1" and
ground
Lines short circuit check "B"
Immobilizer unit coupler "1"
ECU coupler "2"
3
yellow/blue–ground
light green–any other coupler terminal
red/green–any other coupler terminal
red–any other coupler terminal
yellow/blue–any other coupler terminal
light green–any other coupler terminal
red/green–any other coupler terminal
red–any other coupler terminal
black–any other coupler terminal
yellow/blue–any other coupler terminal
9-273
56_IMMOBILIZER
*
2
L/B Y/L P/W P V
L/W B/Y Gy/G Br/W
L/Y L/W G/W G/W
**
2
L/B Y/L O/W Lg/L P/W P V
L/W B/Y Br/L G/L Gy/G Br/W
L/Y L/W Lg/B G/W G/W
L L Gy
B/L B/L
W/G W/Y
L L Gy
B/L B/L
W/G W/Y