It's too cold up here for any open top. It would be such a waste to put the car through such hash winter weather. Never had a chance to do one of these car but anyways, maybe these wiring diagram can help you out.
Wiring diagram
2002 S2000
| ITEM | WIRE COLOR |POL| WIRE LOCATION |
| 12V|white & WHITE/ black |+ |ignition harness |
| STARTER|BLACK/ white |+ |left of steering column *1 |
| IGNITION|BLACK / YELLOW |+ |ignition harness |
| POWER LOCK|pink/black |C |keyless entry module *2 |
| POWER UNLOCK|yel/grn & pnk/blu |C |keyless entry module *2 |
| LOCK MOTOR|pink/black | |keyless entry module *2 |
| UNLOCK MOTOR|YELLOW /GREEN | |keyless entry module *2 |
| DISARM DEFEAT|pink/blue | |keyless entry module *2 |
| PARKING LIGHTS +|RED / black | |drivers kick panel *3 |
| HEADLIGHTS|blue/red |- |steering column |
| DOOR TRIGGER|BLACK/ white |- |keyless entry module *2 |
| DOME SUPERVISION|use door trigger | | |
| TRUNK/HATCH PIN|blue/black |- |drivers kick panel *4 |
| HOOD PIN|yellow/red |- |security control module *5 |
|TRNK/HTCH RELEASE|BLACK / YELLOW |+ |drivers kick panel *4 |
| FCTRY ALARM ARM| | | |
|FCTRY ALRM DISARM|white |- |keyless entry module *2 |
| DISARM NO UNLOCK|blue |- |security control module *5 |
| HORN TRIGGER|orange |- |steering column |
| WIPERS|blue and blu/yel |- |steering column |
| LF WINDOW UP/DN|RED / blk - RED / yel |A |drivers window switch |
| RF WINDOW UP/DN|RED / blu - red |A |passenger kick panel |
| RADIO 12V|WHITE/ blue |+ |radio |
| RADIO GROUND|black |- |radio |
| RADIO SWITCH|WHITE/ red |+ |radio |
| RADIO ILLUMINATE|RED / black |+ |radio |
| POWER ANTENNA|YELLOW /GREEN |+ |radio |
| LF SPEAKER|grn/yel - gry/red | |radio or speaker |
| RF SPEAKER|grn/blk - lt. green | |radio or speaker |
Notes:
NOTE: This vehicle has an immobilizer system that needs to be bypassed when adding remote start. Use DEI part number 555U. *1 Located in a blue plug behind the start button. *2 The keyless entry module is located in the drivers kick behind the start button. *3 There is also a male blade connector available at the fuse box for parking lights. *4 Located in a gray 14 pin connector. *5 The security control module is located under the drivers side seat.
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