Check engine light. No books required, just some old 'wire reading:

http://www.4x4wire.com/mitsubishi/tech/FI_troubleshooting/

(funny, this is the second time I've posted this link this evening! <img src="/forums/images/graemlins/lol.gif" alt="" /> )


1991 HZJ77, 1999 KZJ90, 1999 UZJ100, 1992 M101CDN2
https://www.thegearheadproject.com/category/jdm-journeys/