that is interesting about the cleaner. if that was my truck i would at minimum switch the relays back .that way i would know for sure it is not acting up.....but i can be a little OCD.. lol....keep us posted this is an interesting troubleshoot
2004 Ext Cab, 4WD, 4.0, Auto, 146k. (4.0 engine is out of a 2009 Ranger w/96k) ( as of 3/10/2016)
2004 Ranger, Ext Cab, 2WD, 3.0, 5 speed , 4WABS, crank windows, no cruise, Edge 116k.(6/5,2014) (SOLD).
1999 Ford Ranger, Reg Cab, 2.5, 5 speed, 2WD, no AC, 150k (SOLD).