4-3
YDIS
ECM reprogramming
Program update function
This function allows you to update the engine ECM program to the latest version using a K and CAN
harness (VPP harness).
Writing function of engine serial numbers
A new function enables you to write an engine serial number to a new, replacement part engine ECM
(supplied by the Part Division). With this new function, it will be possible to reprogram engine ECMs
that are supplied as replacement parts by communicating with YMAN.
2. USB cable
1. Adapter interface
a. YDIS coupler
b. Reprogramming
connector
b. Reprogramming connector
3. K and CAN harness
1. Adapter interface
2. USB cable
3. K and CAN harness
a. YDIS coupler (gray)
b. Reprogramming connector (green/
orange)
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