Quote
The ADD actuator stays in whatever position it was last in when vacuum is lost. It is not spring loaded and must be pulled one way (by vacuum) to engage and be pulled the other way to disengage:

http://toyota.off-road.com/toyota/article/articleDetail.jsp?id=399612

sh!at. i thought i had something.


89 4Runner
3" BL, M/T locks, 33"bfg mt, bilstein, Kayline, tubebumper, toyotafiberglass panels
TBI: Elocker,3.4 w/ORS,b+b,S2Sstg2cams,arias pistons,P+P intake,TRDs/c,URDpullies+7th,downey headers,MAPECU2,WEGO WB, SupraMAF,walboro255,stg4clutch, EPaOo2 sim