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Toyota Camry Fuse and Electrical Questions

874 messages, Last post on Dec 07, 2009 at 9:06 AM
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Replying to: iconoclast187 (Jul 05, 2009 11:17 am) Power to the panel fuse, should light up: - the glove box, when the glovebox switch is opened - cigaretter lighter illumination - ac switch illumintation, and blower switch, and ac control assembly, etc - lightbulb in the hazard switch, and radio, etc. So when the power is on to that panel fuse, are all of those other lightbulbs turning on (could be your glovebox light is burnt out). When you turn the light stalk to the off position, do those lights turn off?
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Replying to: kiawah (Jul 05, 2009 11:39 am) Glovebox does not light up. The hazard switch light does not come on with the hazards on or off. The cig lighter ring light does not come on with the cig lighter active or not. The a/c on-off switch (green light) and windshield blower (amber light) light up when I turn the AC blower on. Otherwise they are off. (A/C itself works fine) Radio itself works. The radio screen backlight comes on when you turn the radio on. (Radio itself works fine) So I guess we are back to the taillight relay.
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Replying to: iconoclast187 (Jul 05, 2009 12:20 pm) Here's how to check out the relay, you appear very technical. Take the relay out of the socket, and check it with some wiring you hook up. The primary of the taillight relay, is +13 volts on pin 1, and ground to pin 2. When you apply this voltage, the primary coil of the relay should then connect the secondary points together. The secondary of the relay, are pins 5 and 3. When there is no power on the coil primary, you should have infinite resistance between 5 and 3. So check the resistance between 5 and 3, with nothing else connected to the relay, to verify that you have infinite resistance. Now with two small pieces of wire, hooked to +13volts and ground each, lets test to see that the relay is energizing correctly. When you connect 13volts to pin 1, and ground pin 2, you should hear and feel the relay energize, and you should now have zero resistance between pins 5 and 3. Check to see if you now have zero resistance when the relay is energized. If the relay is working correctly with this test, then the problem is that it isn't getting turned on. That would mean either your light stalk switch is bad, or your integration relay is bad.
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I took the driver's side master window switch out and tried another used switch with no results. All 4 windows do not work from the driver's side and the individual switch at each window also do not work. The power door locks on the driver's side works fine. I checked the fuses in the engine bay and also behind the coin compartment (those that are visible) and all seem to appear okay (used a test light). I took a multimeter to test the harness connector of the master window switch and saw no 12V positive power flowing to any of the wires. The insulation on some of the wires between the door jamb seems to be coming off but I tried jiggling them around while operating the window switches and nothing moved. I'm thinking a fuse or a relay that has gone south.
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Replying to: titus_pullo (Jul 06, 2009 9:41 am) - 25A door - 10A gauge - 30A power Check that they are all good. Cracking insulation is sure recipe to blow fuses
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Replying to: kiawah (Jul 05, 2009 12:36 pm) The inegration relay would obviously but I didn't think the door and window motors were behind the other relays. I'm at the office without my wiring diagram. Have a good one
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Replying to: iconoclast187 (Jul 06, 2009 1:49 pm) Once you verify if the relay is good, then the next place to isolate will be the wires to the stalk switch which you can check. You can check those contacts with ohmmeter. If the stalk switch is then good, then you've proven that your IC is the problem. But at this point, it could be either of the three (and I need to reverify with the schematcis that nothing else could be the problem....I'm shooting from memory here which is always dangerous) Assuming that your wiper is continuing to work, and transmission continuing to shift okay.
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Replying to: kiawah (Jul 06, 2009 2:38 pm) |
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Hello all, Well I have been working on my Camry 95 V6. Problem I'm having is that I have no tail lights(though the headlights work and the turn signals for the rear work too)/No power to windows or power locks/ the Automatic shifter is locked up/ No lights to the dash either. I have checked the fuses(continuity) and pretty much taken the the whole dash apart. Any insight on how to fix this would be great. Before I pour gas on the car and torch it. lol
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