Warm up time

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Discussion

SkinnyP

Original Poster:

1,421 posts

150 months

Wednesday 19th November 2014
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It takes 6 minutes for my coolant gauge to reach half way, that’s 6 minutes at 60mph or 6 minutes in stop start traffic.

Unfortunately Porsche in their infinite wisdom chose not to fit the Cayman with an oil temperature gauge, so I give it 10 miles before I start to use the revs; surely by now the engine and gearbox oil is warm.

I've been playing around with a courtesy 981 which does have an oil temperature gauge, and to my surprise I found it takes a whopping 16 miles (30 minutes) for the oil to get near 90ºC.

I wonder if the same is true for 987.2? I guess we’ll never know, either way I am just surprised how long it takes but I suppose it’s a tribute to the cars efficiency. Having said that, the 2.7 with PDK has not returned better fuel economy figures than my 3.4 although in fairness the car is barely run in.

Just a few observations which I thought might be interesting to share.

SkinnyP

Original Poster:

1,421 posts

150 months

Thursday 20th November 2014
quotequote all
Does the oil level check require the oil temperature or the water temperature?

If the former then these cars must have an oil temperature sensor, in which case I wonder if I can access it through the obcd.

SkinnyP

Original Poster:

1,421 posts

150 months

Thursday 20th November 2014
quotequote all
Despite being mid engined (reduced air flow), these cars just take their time to warm up due to the huge 25 litre coolant capacity and the 8 litres of oil in the sump?

On the contrary, my LSx lump warmed up its 8 litres of oil pretty fast and if I wasnt careful it would hit 150°C without any effort at all.

SkinnyP

Original Poster:

1,421 posts

150 months

Saturday 22nd November 2014
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Rockster said:
BertBert said:
Really, I don't remember reading that. Nor can I find it http://www.911uk.com/docs/Porsche-Manual-911-996GT...

Bert
When starting the engine, be ready to drive immediately.
Drive vehicle at moderate speeds and avoid engine speeds above 4,200 rpm during the first 5 minutes.

Page 53.
Very good, though I'm surprised they allow so many revs so soon.

SkinnyP

Original Poster:

1,421 posts

150 months

Saturday 22nd November 2014
quotequote all
Maybe its just me, but there is something very satisfying about jumping in a rental or courtesy car and gunning it from cold.

At least the cabin gets warmer a lot faster.

SkinnyP

Original Poster:

1,421 posts

150 months

Wednesday 26th November 2014
quotequote all
I plugged in my obd/phone into the car and to my disappointment the engine oil temperature didn't work.

Broken car or does the 987.2 not have an oil temp sensor after all?

I was using the torque pro app.