2004 Cayenne Turbo new purchase (arrives Thursday)

2004 Cayenne Turbo new purchase (arrives Thursday)

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Discussion

jonobigblind

754 posts

82 months

Monday 16th November 2020
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swoakes said:
Yes I'm considering asking them to check out the Sat Nav and clock issue on mine BUT slightly concerned about what the hourly rate might be smile
After a few more months’ ownership how are you getting in with your Cayenne now?

I’ve had my discs and pads replaced all round (£700 from a local garage) and I replaced two rear parking sensors for £26 on my drive yesterday.

Got the MOT coming up on Thursday so have my fingers crossed for a clean pass!

swoakes

Original Poster:

33 posts

46 months

Tuesday 17th November 2020
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I'm enjoying it very much thanks.

I've put about 1300 miles on the car with 2 long trips and it drove well.

Its had a refurbished set of original staggered Turbo alloys fitted and a pair of new rear tyres.

Its had the recall done on the park mechanism at the local dealer.

The carpeted areas at the bottom of the rear doors are still damp/ wet which causes the car to steam up more than it should frown

I felt that the headlights were poor once the dark nights came so replaced the dipped and main beam lamps with brighter 5000k versions and it seems better.

Only other issue has been a low oil pressure waring that flashed up for about 5 seconds and then cleared. No sign since and all seems well with the engine, oil level etc and no leaks. I think it may have been a sensor glitch; at least I'm hoping it was.

I've also had the car machine polished which has removed many of the scratches and swirl marks in the pain. Looks really nice when clean now.


jonobigblind

754 posts

82 months

Wednesday 18th November 2020
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Excellent stuff.

I’ve put about a thousand miles a month on mine and it has the MOT tomorrow. Surprised how easy some minor things are to fix on these and how changing a bulb isn’t a mammoth task!

Shame about the carpet but did you ever get the sat nav issue sorted as well?

swoakes

Original Poster:

33 posts

46 months

Wednesday 18th November 2020
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Yes the carpet is a pain. I've taken the doors cards off but you can't see much even then. Not sure how Porsche designed the drain system because water will always get past the window seals into the door. There must be something internally that drains it; but how and where I'm not sure.

No never sorted the Nav and both clocks are still not working. If you set the time they don't change, go backwards and over time they are saying different times smile

swoakes

Original Poster:

33 posts

46 months

Saturday 6th February 2021
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An update on my 2004 Turbo.

A few,weeks ago it threw a "brake proportioning fault" ABS light on and disabled. Took it to a local garage who put it on their tester which showed a sensor fault. Not a wheel sensor but a sensor on the servo. This was changed for a VAG part and fault remained.

Took the car to a local Porsche specialist. Found wiring wet in drivers side floor loom. Soldered connectors all green and corroded. All joints remade but ABS fault not resolved.

They rang specialist who advised probably ABS pump failure which gas onboard ABS ECU. Unit sent away and found to ge unrepairable so replaced with new genuine unit. ABS fault cured but £3k poorer frown

At the same time as the brake issue the battery started to discharge overnight. Battery is new so disconnected it and it was ok overnight so parasitic drain suspected. My local garage diagnosed that it was fuse 41 on LH side that had a 2A drain. This is KESSY ECU I believe.

Porsche specialist thought this had been resolved with wiring repairs in drivers side but it still exists if car is locked with fob, car it totally dead next morning not even a click when key is turned. If you leave car unlocked it seems ok and will start the next morning.

Thoughts anyone?

Edited by swoakes on Sunday 7th February 10:21

stringbag

291 posts

250 months

Sunday 7th February 2021
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You need a code reader. VCDS works with that model, as it’s mostly a Touareg. Or Icarscan. I used both on my 04 turbo. Carly also works apparently.
Also join Rennlist. Lots of Americans on there with their 955s and DIY fixes.
Re kessy (VW name for Porsche entry and drive) that’s almost certainly a door handle sensor. Find out which one with the code reader (when you go into the kessy module it will tell you which door is being activated).
Good luck. Great vehicles.

swoakes

Original Poster:

33 posts

46 months

Sunday 7th February 2021
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Thanks for the reply. The Porsche specialist has Porshe diagnostics and an ex main dealer technician.

So you think keyless entry door sensor is most likely to be the drain? They checked for parasitic drain and found nothing in the workshop. Could one of the door sensors "wake up" after some time maybe causing my overnight problem?

stringbag

291 posts

250 months

Tuesday 9th February 2021
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Yes. They wake up the car when they sense someone grab the handle. Sometimes, when they fail, they think rain is a hand....

swoakes

Original Poster:

33 posts

46 months

Friday 12th February 2021
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Just collected the car from the garage.

The NS front door sensor is the issue. It continually wakes up and drains the battery.

They are trying to get a new sensor from Porsche.

If that fails does anyone know what connectors (if any) can be pulled to disable this sensor without affecting other functions or failing that what wires can be cut (if any) without disabling other features and causing other issues.

Cheers guys

stringbag

291 posts

250 months

Friday 12th February 2021
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Entire handle unfortunately. No separate sensor.
You can unplug it from the door module.
Won’t lock on the button but won’t drain your battery either.

swoakes

Original Poster:

33 posts

46 months

Saturday 13th February 2021
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stringbag said:
Entire handle unfortunately. No separate sensor.
You can unplug it from the door module.
Won’t lock on the button but won’t drain your battery either.
Thank you; I'll see what they come back with but might ask them to take a look inside the door before any parts are ordered
as the keyless entry system does not work anyway smile