Fitting coolant temp gauge and rev counter to n/a diesel

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Kitch
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Re: Fitting coolant temp gauge and rev counter to n/a diesel

Post by Kitch »

Well I don't appear to have a TDC sensor, assuming I'm looking in the right place:

Image

Might just run with the clock.....it's not like I need a rev counter on it :lol: It's more a novelty thing I guess.

Here's the stat housing:

Image

So I need to replace one of those sensors with a sender unit, right?
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Re: Fitting coolant temp gauge and rev counter to n/a diesel

Post by mat_fenwick »

Kitch wrote:Well I don't appear to have a TDC sensor, assuming I'm looking in the right place
Nope - it's in the white housing round the back of the block on a diesel (grey wire).

Image
Kitch wrote:So I need to replace one of those sensors with a sender unit, right?
Yup. I'd replace the sender that normally illuminates the red light, and wire the amber light sender to the red light in the gauge. That way you get an early warning to pay attention to the gauge!
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Re: Fitting coolant temp gauge and rev counter to n/a diesel

Post by Kitch »

mat_fenwick wrote:
Kitch wrote:Well I don't appear to have a TDC sensor, assuming I'm looking in the right place
Nope - it's in the white housing round the back of the block on a diesel (grey wire).

Image
Kitch wrote:So I need to replace one of those sensors with a sender unit, right?
Yup. I'd replace the sender that normally illuminates the red light, and wire the amber light sender to the red light in the gauge. That way you get an early warning to pay attention to the gauge!
Ahh I see....didn't look there :lol:

Which sender do I need to get then? One for a higher-spec XUD?
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Re: Fitting coolant temp gauge and rev counter to n/a diesel

Post by mat_fenwick »

It was only the interesting engines which had the temp. gauge, so you need a gauge sender from one of those...like a spare 16v? :lol: It's shorter than the warning light switch and certainly screws into the 'stat housing on a turbo diesel. The senders look identical on yours.
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Re: Fitting coolant temp gauge and rev counter to n/a diesel

Post by Kitch »

mat_fenwick wrote:It was only the interesting engines which had the temp. gauge, so you need a gauge sender from one of those...like a spare 16v? :lol: It's shorter than the warning light switch and certainly screws into the 'stat housing on a turbo diesel. The senders look identical on yours.
I think I can lay my hands on a 16v one :lol:
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Re: Fitting coolant temp gauge and rev counter to n/a diesel

Post by electrokid »

In case it helps -
Which sender do I need to get then? One for a higher-spec XUD?
The gauge I played with needed a sensor that was 130? at 100°C to read 100°C accurately. One sender I bought from a Citroen dealer was the wrong type but would have read 100°C when the coolant was about to boil (which should be around 110°C because it's pressurised).
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