Yamaha F400A 2022 - Page 228

5-17
ECM coupler layout
B-32
Cam position sensor
(PORT EX)
White/Blue
B-33
High-pressure fuel
pump relay
Yellow/
Green
B-34 Injector driver relay Yellow/Red
B-35 Knock sensor Green
B-36
Wake up pulse (Digi-
tal Electronic Control)
Yellow
B-37
Intake air pressure/
temperature sensor
(pressure)
Yellow/
Green
B-38 — —
B-39 — —
B-40 PTT buzzer Pink
B-41
Crankshaft position
sensor output
White
B-42
Cam position sensor
(PORT IN)
White/Green
B-43
Cam position sensor
(STBD IN)
White/Black
B-44 Knock sensor Green/White
C-1 Battery power source Red/Yellow
C-2 Battery power source Red/Yellow
C-3 — —
C-4
High-pressure fuel
pump (main)
Blue/Red
C-5 — —
C-6
High-pressure fuel
pump (sub)
Blue/Red
C-7 ETV motor (-) Green/Black
C-8 ETV motor (+) Green/Red
C-9
Digital Electronic
Control 1 (H)
White
C-10 PTT switch (UP) Sky blue
C-11 ETV relay
Yellow/
Green
C-12 SPS 2 power source Orange
C-13 SPS 1 power source Orange
C-14 Sensor power source Orange
C-15 TPS power source Orange
No. Connecting part Color
C-16 Sensor power source Orange
C-17 ETV power source Red/Green
C-18
Digital Electronic
Control 1 (L)
Blue
C-19 — —
C-20 PTT switch (DN) Light green
C-21 SPS 1 Pink/Blue
C-22 SPS 2 Pink
C-23 TPS 1 Pink
C-24 TPS 2 Pink/Blue
C-25 SPS 2 ground Black
C-26 ETV power source Red/Green
C-27 PTT sensor Pink
C-28 Oil pressure sensor Pink/Blue
C-29
Water detection
switch
Blue/White
C-30
Water pressure sen-
sor
Blue/Black
C-31 — —
C-32 — —
C-33 Sensor ground Black
C-34 SPS 1 ground Black
C-35 ETV ground Black
C-36 DIS (VPP)
Green/Or-
ange
C-37
YDIS (communica-
tion)
White/Black
C-38 Rectifier/regulator fail Blue
C-39 — —
C-40
Crankshaft position
sensor
White/Black
C-41 Sensor ground Black
C-42 TPS ground Black
C-43
Crankshaft position
sensor ground
Black
C-44 ETV ground Black
No. Connecting part Color