Yamaha maptuner X Quick Step Manual page 6

Step 5
1. Unplug ALL original ECU connectors (Fig. 3).
2. Plug the MaptunerX in to the middle ECU connector.
(See User Manual for your craft's ECU location). (Fig. 4)
3
Step 6
Connect the power cable clamps from the Yamaha programming
cable to battery terminals (Fig. 5).
IMPORTANT- Clamps must be connected correctly or damage may occur.
RED = POSITIVE , BLACK = NEGATIVE (Ground)
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4
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