For some unknown reason the radio in my 91 Corolla does not work, along with the clock and the lighter. Now at least 2 of these are on different fuses and the fuses all look ok to me. I remember a buddy years ago having this same problem with his 90 Corolla. Any insights into what I can do about this or point me in some directions to check?
For some unknown reason the radio in my 91 Corolla does not work, along with the clock and the lighter. Now at least 2 of these are on different fuses and the fuses all look ok to me. I remember a buddy years ago having this same problem with his 90 Corolla. Any insights into what I can do about this or point me in some directions to check?
Thanks in advance.
Time to pull the panels off of the dash, and check for power at the connectors for the radio, clock and lighter. I'm guessing someone may have had the panels off of the dash at one time and forgot to plug the connectors back together upon reassembly.
Change the fuse anyways, just because it looks ok doesn't mean it is.. you could also have rust on the contacts; in which case you may even need a new fuse panel depending on how badly rusted it is.
There is a panel near on the right of the drivers right foot that might let you do some (uncomfortable) inspection of a few connectors. You might be able to get to the rest of the connectors by taking off the two panels that go around the transmission shift mechanism (starting from the one that extends farthest back toward the back seat). Then take off the bottom panel of the center console.
To take out an OEM radio, the service manual says to remove the steering wheel and then the dashboard. You will at least have to loosen the dash to get the radio out because it has a lip on it that fits behind the dash. (Most people who put in aftermarket radios file out the opening larger so the radio can slide in from the front of the dash.) So getting to the connector behind the radio is interesting job.
Strange coincidence... My 1991 Corolla DX had the same problems today. I changed the fuse, but it did not help... My radio is not stock... I can't figure out what is wrong with it. Its pretty cheap to buy a new radio, but there is no guarantee that this will fix the problem. What else could it be?
Most aftermarket radios are easy to pull out. There are two small metal slots on either side and you must insert a pair of "keys" in them that are used to pull them. Places like Pep Boys have these keys, the last time that I checked. So the connectors on the back can be checked after you pull the radio outwards.
Check all the fuses in the fuse box.
With the OEM radio, if you want to postpone diassembly the interior panels, the only think I can think of doing is to check the voltage across the terminals of the fuse box with a voltmeter. I have never tried to do this with a meter. We are talking about the fuses in the box that is to the front and left of the drivers left shin, right? That is a cramped place to work.
Most aftermarket radios are easy to pull out. There are two small metal slots on either side and you must insert a pair of "keys" in them that are used to pull them. Places like Pep Boys have these keys, the last time that I checked. So the connectors on the back can be checked after you pull the radio outwards.
Check all the fuses in the fuse box.
With the OEM radio, if you want to postpone diassembly the interior panels, the only think I can think of doing is to check the voltage across the terminals of the fuse box with a voltmeter. I have never tried to do this with a meter. We are talking about the fuses in the box that is to the front and left of the drivers left shin, right? That is a cramped place to work.
Don't listen to this guy. He doesn't know what he is talking about. If you have a sedan then you have to remove the panel under steering wheel where your vent is and left speaker would be. Once you get that out you can unscrew the next panel that goes around the steering wheel and on the center vent and over the cig lighter and ash tray. There is only two screws to this and you will have to gently pry to remove the center panel around the ac and cubby hole. After that you will see the screws to remove the black plastic piece that goes around your dash, which has a few screws that are under the dash that you can easily get to with a small philips stubby screw driver. After all that has been removed you can see the radio screws that hold the radio(4). You don't need to remove the steering wheel or get the keys that go to the after market radio. And you definitely don't have to mess with anything on the transmission side either.
For an aftermarket radio, if you get the cheap little "keys", you can pull it out without unscrewing any panels. For the OEM radio, you might try the way suggested. But the service manuals for the 89-92 say to remove the steering wheel and dash.
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