Engine Cover - TOHATSU BFT75A Service Manual

dummyhead dummyhead
DTC READOUT
Turn the combination switch ON; the MIL [1] will stay on
for a few seconds, then go off.
Start the engine and check the MIL.
• If the engine will not start, turn the starter motor for
more than 10 seconds and check the MIL.
If the MIL stays on or blinks, read the following:
• DTC (with the Dr.H: page 5-6)
• MIL (without the Dr.H: page 5-6)
CLEARING DTC
How to clear the DTC with Dr.H
Connect the Dr.H to the DLC (page 5-6).
Turn the combination switch ON, and clear the DTC
with the Dr.H.
• If there is any problem in the system, the ECM keeps
running the self-diagnosis function and the DTC
cannot be cleared.
Turn the combination switch OFF.
How to clear the DTC with SCS service connector
1. Turn the combination switch to OFF.
2. Remove the engine cover.
3. Disconnect the dummy connector [1] from the DLC
[2] and short the DLC terminals using the special
tool.
TOOL:
SCS short connector [2]
4. Turn the combination switch to ON.
• Perform steps 5 though 7 within 20 seconds.
5. Turn the emergency stop switch ON (push for 0.5
sec. or more) and OFF (release for 0.1 sec. or
more).
Repeat the procedure five times.
6. Check that the buzzer sounds twice.
The MIL should stay ON.
7. Turn the combination switch OFF. (ECM reset
procedure completes.)
070PZ-ZY30100
[2]
BUZZER
[1]
0.5 sec. or more
ON
OFF
0.1 sec. or more
20 sec. or less
COMBINATION
SWITCH ON
FUEL SYSTEM
[1]
[2]
Sound
COMBINATION
SWITCH OFF
5-5