Preparations:
How to Install Honda HDS Software for DIY
Newest Honda HDS V104 V102 Free Download
Honda HDS 3.104.002+I-HDS+ECU Rewrite+Immobilizer Tool
Procedures:
System Selection Menu, click [IMMOBI]
Note:Not all systems may be available on this vehicle.Refer to the Service Manual for further information.
Click [Replace ECM/PCM]
IMPORTANT:
For vehicles equipped with Keyless Access System,use the actual immobilizer key in the remote to register and diagnose the system.
Press tick to continue
Obtain PCM-code from MaRIS2/GENPO/Distributor
Input PCM-code and Press tick to continue
PCM-code to use [Acura code Generator] calculated.
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Turn the ignition switch off
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Turn the ignition switch on
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Turn the ignition switch off. The registration of immobilizer codes into the Immobilizer unit has been completed.
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Press tick to continue Check all keys to ensure each will start the engine
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Is this vehicle equipped with a KEYLESS ACCESS Remote System?
Click [NO]
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The registration is complete.Press tick to continue
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Done!
https://www.autoepccatalog.com/product/honda-hds-diagnostic-software-i-hds-ecu-rewrite-immobilizer-tool/