TOHATSU BFT75A Service Manual page 192

dummyhead dummyhead
MIL BLINKS 4 (CKP SENSOR)
Bl BLACK Br BROWN
Y O ORANGE
YELLOW
Lb
Bu BLUE LIGHT BLUE
G GREEN Lg LIGHT GREEN
R RED P PINK
W WHITE Gr GRAY
ECM
5 V
1. Symptom reproduction test
Turn the combination switch OFF.
Disconnect the CKP sensor 3P connector
ECM connector A
Clear the DTC (page 5-5).
Start the engine.
Turn the combination switch OFF and connect the
SCS service check connector.
Turn the combination switch ON and check the
number of blinks of the MIL.
Does the MIL blink 4?
YES
NO
2. CKP sensor power line open circuit inspection
Turn the combination switch OFF and disconnect
the CKP sensor 3P connector
Turn the combination switch ON.
Measure the voltage between the CKP sensor 3P
connector
(Yellow/Black) terminal and engine ground.
Does battery voltage exist?
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)
main wire harness side No.3
– GO TO STEP 3.
– Repair open in the Yellow/Black wire. If
main wire harness is normal, inspect the
No.5 fuse circuit in the fuse box
Y
22
Y/Bl
Bu
G/Bl
Bu
23
GND5
,
does not
.
IGP2
(Yellow/Black)
FUEL SYSTEM
CKP SENSOR
CKP SENSOR 3P CONNECTOR
MAIN WIRE HARNESS SIDE
5-51