Instrument cluster voltage limiter.

For a little over $4, you can buy this resistor board on eBay and choose any resistance you need: [ame="http://www.ebay.com/itm/1R-9999999R-Seven-Decade-Programmable-Resistor-Board-Step-1R-1-4W-SKU9715A/371041895467?_trksid=p2050601.c100085.m2372&_trkparms=aid%3D111001%26algo%3DREC.SEED%26ao%3D1%26asc%3D20140211132617%26meid%3D6158264365497835924%26pid%3D100085%26prg%3D20140211132617%26rk%3D3%26rkt%3D4%26sd%3D290959907836%26clkid%3D6158273023858282364&_qi=RTM1562571"]1R 9999999R Seven Decade Programmable Resistor Board Step 1R 1 4W SKU9715A | eBay[/ame]