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Old 07-04-2007, 02:15 PM   #1
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oil light and battery light on

Ok so after I installed 1 of the heated seats and the HID light kit , sometimes the oil light and battery light comes on when you start up the car. If you turn the car off then back on those lights wont come on again. Ive only had the car for a few weeks but I dont think these lights came on before both of these installs. We tripped the airbag light when we disconnected the seats (without disconnecting the battery).

Any idea why the oil light and battery light would come on at the same time? only sometimes? The oil indicator test comes on when you start the car and moves around but I dont know what to look for. I havnt checked the oil level but I will.
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Last edited by pteam; 07-04-2007 at 02:18 PM.
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Old 07-05-2007, 09:14 AM   #2
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You'd have to refer to a wiring diagram, but maybe something got tapped to a circuit for the oil warning light? Maybe something wired to the wrong fuse?
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Old 07-06-2007, 01:10 PM   #3
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The oil level is 2 notches below the line. Looks good too me. Where should it be at right at the line? Should I buy a quart?

Also how do you know when an oil change is due? I just bought the car.

The funny thing is the oil and battery light together only come on maybe 1 out of 10 times when starting the car.
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Old 07-06-2007, 01:31 PM   #4
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Quote:
Originally Posted by pteam
The oil level is 2 notches below the line. Looks good too me. Where should it be at right at the line? Should I buy a quart?

Also how do you know when an oil change is due? I just bought the car.

The funny thing is the oil and battery light together only come on maybe 1 out of 10 times when starting the car.
My oil level fluctuates quite a bit based on the digital read-out, sometimes right after I get gas and the engine is hot is shows two bars below, after sitting level over night it usually shows full...
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Old 07-06-2007, 01:56 PM   #5
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[QUOTE=pteam]The oil level is 2 notches below the line. Looks good too me. Where should it be at right at the line? Should I buy a quart?

Also how do you know when an oil change is due? I just bought the car.
QUOTE]

Assuming you didn't buy the car from a private party (you'd have gotten maintenance records, yes?), can you check with the dealer that sold it to you on whether they did an oil change? I'd also check to see what kind of oil they used. (I got my Boxster from a Toyota dealer who had picked it up at an auction, and they had helpfully changed the oil but not used a synthetic.) If you can't find out, I'd suggest changing the oil just to be on the safe side.

Quote:

"The oil indicator test comes on when you start the car and moves around but I dont know what to look for. I havnt checked the oil level but I will."

On my 986, when the oil indicator first comes on, there's a little countdown number next to it to allow oil to drain into the pan for an accurate measurement. It takes about 30 seconds and the indicator flashes in the meantime. When the countdown hits zero, it shows the oil level. It kind of alarmed me, actually, the first time I saw that, til I RTFM.
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Old 07-06-2007, 02:30 PM   #6
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It's been discussed ad nauseum here on the forum, but here's how to use the very accurate digital oil level display on your dash...

1. Check the oil in the morning when your engine is cold or has been sitting for at least an hour.
2. Make sure the car is sitting on a level surface.

If you check your oil via the digital display after just stopping the engine, a lot of oil (up to half a quart or more) will still be in the engine and not in the pan where it would be measured.

Each bar represents about a cup of oil for a recipe for adding oil when its low.
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Old 06-15-2010, 04:47 AM   #7
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Have you solve this issue ?

I just installed the HID and the same thing is happening.
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