Volvo S70 Made from 1998 to 2000, this sporty model replaced the 850 sedan and instantly became a hit.

Dashboard switch wiring

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Old 05-02-2009, 04:07 PM
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Default Dashboard switch wiring

I had my dashboard replaced, and the mechanic didn't notice that the replacement dash switches were not the same as the original car. So, I am missing the info switch and the front fog light switch. What does replacing these entail? Did the wiring harness be/w the years and makes vary?

I have a 1998 S70 T5, but I don't know what the donor dash was from. I am assuming he just used the wires and switches that were on the dashboard I got from a wrecking yard.
 
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Old 05-02-2009, 04:48 PM
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The wiring should be the same and the switches should also be color coded to the back of the switch.
 
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Old 05-02-2009, 08:03 PM
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If it's color coded, is the reinstallation as easy as taking it out of the old one and just popping it into place on the new, into the exact same slot?
 
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Old 05-02-2009, 09:13 PM
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Yes it should be that easy. Remove the flat plate where the switch should be and the harness should be right there.
 
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Old 05-02-2009, 10:06 PM
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That is exactly how it is in our S70. But... hopefully nothing was done to your trip computer. If he did something to swap out a part in that, you may have to get the trip computer re-programed. Expensive!!!
 
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Old 05-02-2009, 10:35 PM
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The trip computer and other info items are niceties, and so I can live without them if they came at some extra price.

Well, I'm not going to worry about that yet. I am hoping for the best!
 
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Old 05-07-2009, 12:45 AM
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yay, my info switch has been reinstalled and works. Unfortunately, the fog lights aren't coming on. I thought they used to work ...

I guess I'll take out the bulb and check the filament. Aside from that, what else can I check? The green led light above the switch comes on, so I know that the switch is working. I noticed on ebay there are fog light relays. Is there a relay for both sides or just one?
 
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Old 05-07-2009, 04:17 AM
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Should be 1 relay for the fog lights.
 
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Old 05-08-2009, 09:34 PM
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Check for power at the foglight with a test light.
 
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