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Loren

Admin
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Everything posted by Loren

  1. Richard - my mistake you only get those on the newer cruise control when it is part of the DME. So, no PST2 tests that I can find for the older version.
  2. Yeah, I tried to change mine to several different settings (i.e D w/sliding roof, AUS w/sliding roof, RoW w/sliding roof. They all gave me an several faults.
  3. First I would have the vacuum booster tester. If it is not that then... How old was the brake fluid when you changed it? Were there any signs of water (or rust) in the fluid? It could be that your caliper pistons are corroded and sticking not allowing full movement. If so, Porsche sells caliper rebuild kits.
  4. The sun visor mounting and the visors themselves changed mid model year in MY2005. The early ones were the same as the 996 and the later ones had a slightly different mounting and design. I do not know if they are interchangeable - so make sure you get the right parts (based on your VIN).
  5. With a PST2 you can test the cruise control lever/button actuation (i.e. store/accelerate and decelerate/resume). These can be viewed using the Input Signals part of the Instrument Cluster section.
  6. Yes, emission canister is in the front, but so is the fuel pump, amp and cd shanger (if he has them), windshield washer pump, headlight washer pump (if he has one). Usually when a fuel pump goes it just goes, windshield washer or headlight washer should not be running unless there is a short somewhere. The only other thing I can think of is a bad or leaking steering rack - hence I asked what it does when he turns the steering wheel.
  7. No (different tools) -- they are the same for 986 and 987.
  8. If you move the steering wheel does the noise change?
  9. You need to read these threads: http://www.renntech.org/forums/index.php?showtopic=6162 http://www.renntech.org/forums/index.php?s...ic=4798&hl=
  10. The most common failure on the intermediate shaft ( to my knowledge) is the seal. All that needs to happen is for one of the cam chains to jump a tooth and your engine is toast (valves collide with pistons or the chain breaks and thrashes the case). The intermediate shaft drives all four cams and the engine pretty much needs a full disassembly to change it (retime the cams etc.). Porsche needs to analyze and fix whatever causes these failures. Next time I (or Tool Pants) see Peter Smith we'll ask him what the factory says about the IMS failures.
  11. For a MY99 C4 -- 996.620.103.00 996.620.102.00 is for a MY99 C2
  12. You could always rule the tyres and wheels out by swapping with another Carrera owners for a few minutes. It might seem like a lot of trouble but it would tell you for sure if the problem is the tyres and wheels.
  13. You asked for clutch bleeding so that is what I put in the previous post. Here is the power steering procedure...
  14. Your PET is very old -- mine is from September 2006 ;) In my September 2006 version it says that 996.352.949.02 has been replaced by 996.352.949.03
  15. The original 996 (narrow body) had 7.5 inch wheels in front with 225 x 18 tires. The rears were 10 inch wheels with 265 x 18 tires. In MY02 Porsche changed the front wheel width to 8 inches with the same tire size. In MY02 the rear wheel width remained the same but the tire width went up to 285 x 18, The result was that the handling remained about the same (understeer vs oversteer). So no, wider tires on the rear will cause more understeer. You can counter balance that with wider wheels and/or tires in the front.
  16. Per the 996TT workshop manual... 1. Fill supply tank. 2. Open bleeder valve on the servo unit. Note: - Make sure that the reservoir is not sucked dry. Top up during the procedure if necessary! 3. Pump with the clutch pedal until Pentosin emerges without air bubbles at the bleeder valve of the servo unit (use collecting bottle). Notes: - If a bleeding device filled with Pentosin is available, clutch bleeding can proceed in the same manner as for previous systems! - To do this, the bleeding device is connected to the clutch reservoir at the front! - The clutch high−pressure hydraulic system does not need to be bled in a special manner! - It is sufficient to actuate the clutch pedal approx. 10 times with the engine running! · The steering hydraulic system is bled in the usual manner!
  17. No, never tried. But I likely will on the next DME 7.8 I see that is chipped.
  18. Is there a specific area or question? The engine schematics are on two very large pages. Of course you can always buy the schematics for your model year at the Porsche Tech website for about $110 US. Porsche Technical Service Information
  19. From the TSB... To me this would only affect cars with DME 7.8 and newer (MY02 and newer). And... it would appear that Porsche (through IPAS) keeps a checksum code of the original DME program and any "authorized" DME upgrades.
  20. They are both from disconnecting your MAF. P0102 is an open in the MAF circuit and P0112 is the MAF temperature sensor. You MAF air flow looks a little low - it should be 12 to 24 kg/h (or 3.3 to 6.6 g/s). Are you sure you don't have an air leak on bank 2?
  21. Do your seats have lumber support? That is the only spring I can think of that is that long. Unless... it is the cable for the backrest release?
  22. I think it is near the ABS block in the front trunk - drivers side under the black plastic cover (brake fluid / washer fluid cover).
  23. Perhaps if you had a picture or drawing of what they look like there might be more interest.
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