https://community.dieselschrauber.org/en/ Diesel, Engine Technology and Vehicle Technology. Repair, Maintenance and Diagnostics (OBD). en https://community.dieselschrauber.org/apple-touch-icon.png https://community.dieselschrauber.org/en/ Hello everyone, I recently bought an Audi A6 2.5 TDI, model year 1995, with the AAT engine. 'For about two weeks now, the idle speed has been acting up. https://community.dieselschrauber.org/en/viewtopic.php?t=32050#260227 https://community.dieselschrauber.org/en/viewtopic.php?t=32050#260227 Sun, 18 Oct 2026 16:00:31 +0200 Hello Rainer, Based on my experience, it's relatively common for water pumps to get stuck and remain permanently open. https://community.dieselschrauber.org/en/viewtopic.php?t=32049#260226 https://community.dieselschrauber.org/en/viewtopic.php?t=32049#260226 Sun, 18 Oct 2026 14:53:11 +0200 Yes, SFD technically always works with tokens. The difference is only in how you obtain them. A token is a single activation that is manually purchased and used. https://community.dieselschrauber.org/en/viewtopic.php?t=32048#260222 https://community.dieselschrauber.org/en/viewtopic.php?t=32048#260222 Sun, 18 Oct 2026 10:34:43 +0200 Thank you for your feedback. The car drives very straight. When braking, it remains stable and doesn't pull to one side. https://community.dieselschrauber.org/en/viewtopic.php?t=32047#260219 https://community.dieselschrauber.org/en/viewtopic.php?t=32047#260219 Wed, 14 Oct 2026 11:04:39 +0200 The question now is only why the control unit calculates these values… Because the individual cylinders, despite receiving the same amount of fuel from the VP44 pump, produce... https://community.dieselschrauber.org/en/viewtopic.php?t=32046#260216 https://community.dieselschrauber.org/en/viewtopic.php?t=32046#260216 Tue, 13 Oct 2026 18:44:44 +0200 Thank you for the helpful tips! I suspect that the posting was in German, but the topic (and the language) was entered in English... I need to figure something out about that. 8) https://community.dieselschrauber.org/en/viewtopic.php?t=31969#260210 https://community.dieselschrauber.org/en/viewtopic.php?t=31969#260210 Tue, 13 Oct 2026 10:12:22 +0200 Due to recent circumstances, it has been determined that it can be cumbersome to determine whether one's own vehicle is affected by a recall. https://community.dieselschrauber.org/en/viewtopic.php?t=27967#221763 https://community.dieselschrauber.org/en/viewtopic.php?t=27967#221763 Mon, 12 Oct 2026 17:16:48 +0200 Hello Snaker, The fault P001600 indicates an incorrect correlation between the crankshaft and camshaft. https://community.dieselschrauber.org/en/viewtopic.php?t=31723#260208 https://community.dieselschrauber.org/en/viewtopic.php?t=31723#260208 Fri, 09 Oct 2026 22:15:23 +0200 Hello, On the Golf 5 1.4 TSI BLG, the intake manifold flap potentiometer is G336. After replacing it, the learned values need to be reset and the intake manifold flap system adapted. https://community.dieselschrauber.org/en/viewtopic.php?t=31678#260207 https://community.dieselschrauber.org/en/viewtopic.php?t=31678#260207 Fri, 09 Oct 2026 22:04:15 +0200 Hello Herbert, Basically, you're right. Why unique? Because the car stays. I'll think about it. 280 euros isn't a fortune, after all. Best regards, Lohbie. https://community.dieselschrauber.org/en/viewtopic.php?t=32044#260206 https://community.dieselschrauber.org/en/viewtopic.php?t=32044#260206 Tue, 06 Oct 2026 20:51:41 +0200 P0674 is the cylinder-4-specific counterpart to P0671/P0672/P0673 and describes an electrical fault in the ignition coil circuit for cylinder 4 (Q13). https://community.dieselschrauber.org/en/viewtopic.php?t=32045#260205 https://community.dieselschrauber.org/en/viewtopic.php?t=32045#260205 Tue, 06 Oct 2026 20:09:55 +0200 Hello, Please also check the brake hoses and the connection to the brake caliper for leaks, as brake fluid can leak out and air can get in, not always in both directions at the same... https://community.dieselschrauber.org/en/viewtopic.php?t=32041#260202 https://community.dieselschrauber.org/en/viewtopic.php?t=32041#260202 Mon, 05 Oct 2026 16:23:34 +0200 Hello, Autoscan? Then you can see what components are installed and how they are configured. It's best to base it on comparable vehicles, e.g. https://community.dieselschrauber. https://community.dieselschrauber.org/en/viewtopic.php?t=32043#260201 https://community.dieselschrauber.org/en/viewtopic.php?t=32043#260201 Mon, 05 Oct 2026 16:17:41 +0200 Hello, 'I'm having a problem with the Haldex system on my 2013 Octavia Scout 2.0 TDI. It's not working.' Steuergerät lässt sich nicht auslesen, wird mit VCDS nicht erkannt. https://community.dieselschrauber.org/en/viewtopic.php?t=32042#260198 https://community.dieselschrauber.org/en/viewtopic.php?t=32042#260198 Sun, 04 Oct 2026 21:14:52 +0200 P00AF indicates that the actuator for turbocharger 1 is stuck. https://community.dieselschrauber.org/en/viewtopic.php?t=32040#260194 https://community.dieselschrauber.org/en/viewtopic.php?t=32040#260194 Thu, 01 Oct 2026 19:04:14 +0200 P0299 is set when the actual boost pressure remains below the target value for a certain period. The code describes the result, not the cause; the engine control unit (ECU) https://community.dieselschrauber.org/en/viewtopic.php?t=32039#260193 https://community.dieselschrauber.org/en/viewtopic.php?t=32039#260193 Thu, 01 Oct 2026 18:44:20 +0200 Is there any possibility that Rosstech might be able to solve this problem for us? P.S. My problem was, of course, solved by the quick access time of 10 seconds. Thank you again, Michael. https://community.dieselschrauber.org/en/viewtopic.php?t=31815#257908 https://community.dieselschrauber.org/en/viewtopic.php?t=31815#257908 Thu, 01 Oct 2026 17:19:30 +0200 P2453 refers to the differential pressure sensor of the diesel particulate filter (DPF) and occurs in many TDI engines equipped with a DPF. https://community.dieselschrauber.org/en/viewtopic.php?t=32028#260134 https://community.dieselschrauber.org/en/viewtopic.php?t=32028#260134 Thu, 01 Oct 2026 13:01:38 +0200 P2463 indicates excessive soot buildup in the diesel particulate filter – the filter is considered 'full' by the control unit. https://community.dieselschrauber.org/en/viewtopic.php?t=32038#260192 https://community.dieselschrauber.org/en/viewtopic.php?t=32038#260192 Thu, 01 Oct 2026 13:00:28 +0200 It's simply not possible for a crankshaft to bend like that and for the engine to still run. The shaft is forged from solid material. https://community.dieselschrauber.org/en/viewtopic.php?t=32033#260191 https://community.dieselschrauber.org/en/viewtopic.php?t=32033#260191 Thu, 01 Oct 2026 05:00:56 +0200