Calling all electrical system sleuths
I have a 2007 Itasca sunova 35J house batteries charge when on shore power as well as when the generator runs, but not when driving. In a small compartment to the right of my steps are the two i...
Forum Discussion
enblethen wrote:
DVM, Digital Volt Meter.
Look on your dash for an "aux" start switch. The relay used for that function is the same as for battery coach charging system.
I would guess that there is no power through the battery control center to operate functions. Look at fuse panel for appropriately named fuse.
Online Drawing 154491 shows circuit breakers and not fuses.
The OP said
"Not sure what a dvm is, but I have access to the schematics. The battery boost switch doesn't do anything when pushed. I was under the impression that it should cause the isolator to open (click). So perhaps the problems is there somewhere."
So he has tried the "aux" start switch and it does nothing. It is probably a fuse in an ignition controlled circuit, probably part of the Chassis Fuse Group under dash, might be the same fuse as 12 volt power receptacle.
