TOHATSU BFT 250A, Service Manual

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FUEL SYSTEM
2. CMP 1 sensor installation inspection
Turn the combination switch OFF.
Inspect the CMP 1 sensor installation (page 5-103).
Is the CMP sensor installed correctly?
YES – GO TO STEP 3.
NO – Install the CMP 1 sensor correctly and
recheck.
3. CMP sensor inspection
Turn the combination switch OFF.
Inspect the CMP 1 sensor (page 5-123).
Is the CMP 1 sensor correct?
YES – Repair the open or short circuit in the CMP
1 sensor harness between the CMP 1
sensor and ECM. If the main wire harness
is correct, replace the ECM with a new one
and recheck.
NO – Replace the CMP 1 sensor with a new one
and recheck.
MIL BLINKS 10 TIMES (ONE LONG BLINK AND NO SHORT BLINKS) IAT
SENSOR
1. Symptom reproduction test
Turn the combination switch OFF.
Disconnect the IAT sensor 2P connector
,
ECM connector A , ECM connector B ,
joint connector 1 and then reconnect them.
Reset the ECM (page 5-6).
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 10 times?
YES – GO TO STEP 2.
NO – Temporary failure (code does not
reappear).
Bl: Black
Y: Yellow
Bu: Blue
G: Green
R: Red
W: White Br: Brown
O: Orange
Lb: Light blue
Lg: Light green
P: Pink
Gr: Gray
TA
ECM
IAT SENSOR
R/Y
23
G
2
5 V
SG2
25
G
1
JOINT CONNECTOR 1
R/Y
4 3