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Electric Windows: Strange Problem

Posted: Mon Mar 02, 2009 10:22 am
by RO8M
98 Challenger.

Problem: Front Passenger window switch does not wind window down. It does up no worries, but not down.

Complication: If Driver's side switch is used to wind window UP, and Pass window sw is pressed DOWN, then window stops, as you'd expect for a fully functional switch.

I have not yet pulled the door apart and test-lighted /Multimetered the switch.

Any ideas what might the problem, and why it acts like that?

Posted: Mon Mar 02, 2009 12:55 pm
by macneil
contacts on the back are arcing out.. well thats what mine was clean them and then put a little bit of solder where it touches so it gets a better contact

Posted: Mon Mar 02, 2009 2:32 pm
by RO8M
macneil wrote:contacts on the back are arcing out.. well thats what mine was clean them and then put a little bit of solder where it touches so it gets a better contact
Cheers, I'll check it out.

Posted: Sun Mar 15, 2009 4:52 pm
by gp339gm339
I rebuilt the drivers door sw on my NF Pajero a while back using relays etc (could afford theMM original). The wiring may be simalar


Basically ground is supplied from the drivers switch up - passenger sw up - window motor - passenger sw down to drivers sw down to ground.

All the switchs are make and brake contacts, ie ground is always connected though the switch until it is activated.

When a switch is activated it connects to volts

i.e passenger sw up is activated (connected to 12 volts) - window motor - passenger sw down to drivers sw down - ground