TOHATSU BFT75A Service Manual page 164

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DTC 4-1, 4-2 (NO CKP SENSOR PULSE OR ABNORMAL CKP SENSOR
PULSE)
Bl BLACK Br BROWN
Y YELLOW O ORANGE
Bu Lb LIGHT BLUE
BLUE
Lg
G GREEN LIGHT GREEN
R RED P PINK
W WHITE Gr GRAY
ECM
5 V
DTC 4-1 (NO CKP SENSOR PULSE)
1. Symptom reproduction test
Turn the combination switch OFF.
Disconnect the CKP sensor 3P connector
ECM connector A
Clear the DTC (page 5-5).
• Continue the procedure if the DTC does not
clear.
Start the engine and check the DTC using the Dr.H.
Does the DTC 4-1 appear?
YES
NO
No.5
FUSE
(15 A)
13
24
JOINT CONNCTOR 1
29
CRK Bu
, and joint connector 1
, and then reconnect them.
– GO TO STEP 2.
– Temporary failure (code
reappear)
Y
22
Y/Bl
Bu
G/Bl
Bu
23
GND5
,
does not
FUEL SYSTEM
CKP SENSOR
5-23