XK8 / XKR ( X100 ) 1996 - 2006

Engine Temp/ Ultragauge

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Old Apr 26, 2012 | 03:36 PM
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Default Engine Temp/ Ultragauge

Since installing my Ultragauge I have had little time for checking the temp, replacing the tensioners and gearbox faults taking precedence. But it does appear to be reading 201- 203 F, which seems high. I wonder if other users have seen temps this high?
 
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Old Apr 26, 2012 | 04:14 PM
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I'm typically around 199 - 200 while driving, and can go up to 204 in traffic. You're fine.

BTW, stay tuned for a STELLAR temp-gauge upgrade from forum member WhiteXKR.
 
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Old Apr 26, 2012 | 04:20 PM
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Dont tell me our temp gauges are just for show?....
 
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Old Apr 26, 2012 | 04:25 PM
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I use the Utra Gauge very well. You will find some interesting spikes and drops.

Our engine temps will vary greatly.
 
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Old Apr 26, 2012 | 04:34 PM
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mexk8, you got that right. I believe they read mid scale to about 240 F, and if you are losing coolant it is likely too late by the time it hits red. I think whitekxr also said the oil gauge reads center at anything over 5 lbs.
 
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Old Apr 26, 2012 | 06:25 PM
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Originally Posted by RJ237
mexk8, you got that right. I believe they read mid scale to about 240 F, and if you are losing coolant it is likely too late by the time it hits red. I think whitekxr also said the oil gauge reads center at anything over 5 lbs.
Are you referring to the three instrument cluster or the main instruments behind the steering?

I dont have the cluster - have a BS nav system instead. I am hoping that my temp gauge might be slightly useful. Perhaps I am overly demanding?
 
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Old Apr 26, 2012 | 07:23 PM
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That's the only temp gauge we all have. The three other gauges are oil, clock and volts. The only one I believe is the clock,although the voltmeter might be real.
 
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Old Apr 26, 2012 | 07:49 PM
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For those interested in this topic, check out this thread from a few months ago.

The Folly of the Temperature Gauge

Our resident electronics wizard, WhiteXKR, has a well-designed and reasonably-priced upgrade coming. Worth waiting for.
 
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Old Apr 26, 2012 | 08:49 PM
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Originally Posted by The Coupe
I'm typically around 199 - 200 while driving, and can go up to 204 in traffic. You're fine.

BTW, stay tuned for a STELLAR temp-gauge upgrade from forum member WhiteXKR.
I am glad you are pleased with it!

As some of you might have surmised, The Coupe is kindly testing out a pre-production model while I get production of these ramped up.
 
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Old Apr 26, 2012 | 08:57 PM
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Originally Posted by WhiteXKR
I am glad you are pleased with it!

As some of you might have surmised, The Coupe is kindly testing out a pre-production model while I get production of these ramped up.

Please tell us more about what it will do dif from the stock? I assume it will sweep all the way?
 
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Old Apr 26, 2012 | 09:21 PM
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Originally Posted by Cerberus66
Please tell us more about what it will do dif from the stock? I assume it will sweep all the way?
Yes, it simply displays the true coolant temperature, instead of the temperature as 'censored' by the factory computer.

The factory gauges are small stepper motors controlled by a computer chip in the instrument cluster electronics.

With my mod, I give straighforward instructions on disconnecting the factory coolant (and optionally the oil pressure) gauges from the instrument cluster board and plugging them into a tiny custom microcomputer board I designed.

For the coolant temperature, no additional sensors are needed...the actual temperature is available digitally at the instrument cluster for my computer to read and display on the gauge.

For the oil pressure option, I include an oil pressure sensor and adapter that mounts near the oil filter, since our cars only have a low pressure switch, not a true oil pressure sensor.
 

Last edited by WhiteXKR; Apr 26, 2012 at 09:42 PM.
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Old Apr 26, 2012 | 10:00 PM
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Well that sounds like perfection.

Originally Posted by WhiteXKR
Yes, it simply displays the true coolant temperature, instead of the temperature as 'censored' by the factory computer.

The factory gauges are small stepper motors controlled by a computer chip in the instrument cluster electronics.

With my mod, I give straighforward instructions on disconnecting the factory coolant (and optionally the oil pressure) gauges from the instrument cluster board and plugging them into a tiny custom microcomputer board I designed.

For the coolant temperature, no additional sensors are needed...the actual temperature is available digitally at the instrument cluster for my computer to read and display on the gauge.

For the oil pressure option, I include an oil pressure sensor and adapter that mounts near the oil filter, since our cars only have a low pressure switch, not a true oil pressure sensor.
 
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Old Apr 27, 2012 | 05:22 AM
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cant get an Ultragauge in the uk..tried no luck..
 
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