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Tire pressure DIC reading

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Old Aug 2, 2004 | 07:36 AM
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Default Tire pressure DIC reading

I found that when I add air to the tires the tire pressure reading does not change. I added air Sat. night and the readings satyed at about 27 pds. I would turn the car off and on and this made no change.
I checked this morning when I left and found I was now at 32 pds.
Is there any trick to getting a more immediate change or is this normal
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Old Aug 2, 2004 | 07:39 AM
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I don't think they send anything until the wheel speed gets to around 25 mph or somewhere around there. They don't send when the car is sitting still.
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Old Aug 2, 2004 | 07:45 AM
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My sensors kick in at 10 to 15 mph. Gotta drive the car to get new readings. BTW, all my sensors read 2 pounds low.
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Old Aug 2, 2004 | 07:51 AM
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Makes sense. Thanks for the input
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Old Aug 2, 2004 | 09:31 AM
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Originally Posted by RVers
My sensors kick in at 10 to 15 mph. Gotta drive the car to get new readings. BTW, all my sensors read 2 pounds low.
Mine, too!
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Old Aug 2, 2004 | 09:57 AM
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:
Originally Posted by RVers
My sensors kick in at 10 to 15 mph. Gotta drive the car to get new readings. BTW, all my sensors read 2 pounds low.
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Old Aug 2, 2004 | 11:31 AM
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one of my sensors is bad and the other three will not give correct readings now.
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Old Aug 2, 2004 | 11:48 AM
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I gave up on trying to make my sensors work properly even when I had the OE wheels on the '97. I just reset the damn thing each time I drove the car. I always eyeball the tires before I drive anywhere anyway, so if one looks low I just take care of it. When I tank it up the tires get a pressure check, so I don't miss the sensors at all. When I put on the HRE wheels, I did install the sensors, go figure.
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Old Aug 2, 2004 | 12:12 PM
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Originally Posted by sts57c5
one of my sensors is bad and the other three will not give correct readings now.
Do the TPS retraining -- it's simple and takes less than 10 minutes.

As for the readings being 2 psi off, I think most would say that that is an acceptable tolerance.

I personally use a professional racing guage (circular guage with a hose and pressure relief value). I don't use the pencil-type pressure guages. Mine is consistently 1 psi difference on all four wheels.
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Old Aug 2, 2004 | 12:39 PM
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Originally Posted by brat01
I found that when I add air to the tires the tire pressure reading does not change. I added air Sat. night and the readings satyed at about 27 pds. I would turn the car off and on and this made no change.
I checked this morning when I left and found I was now at 32 pds.
Is there any trick to getting a more immediate change or is this normal
From what the dealership was telling me, the TPS use a magnetic field to send the signal. I'm guessing that would be caused by the rim? Don't know if i buy that one, they are crackpots IMHO.
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Old Aug 2, 2004 | 12:49 PM
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You have to be going about 15 mph for the sensors to read.
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Old Aug 2, 2004 | 02:57 PM
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Originally Posted by ArmyVette
Do the TPS retraining -- it's simple and takes less than 10 minutes.

As for the readings being 2 psi off, I think most would say that that is an acceptable tolerance.

I personally use a professional racing guage (circular guage with a hose and pressure relief value). I don't use the pencil-type pressure guages. Mine is consistently 1 psi difference on all four wheels.
Ya, I don't mind the DIC being two pounds light because each sensor reads exactly the same, meaning I still know each tire pressure accurately. Gotta have a good hand guage, too, no question.
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