2019年1月28日 · I’m looking for some guidance in confirming what I believe is an issue with my N75 solenoid on my 1999 jetta with the ALH TDI Problem: a while back, around 2800 rpm at 70-100% throttle, I would notice a significant decrease in power. It would only happen occasionally. After a split second power...

2010年2月2日 · I had the same issue on my 1998 Jetta TDI and replaced the hose in the ECU, I also changed the hose that connects the ECU to the sensor located on the intake to the turbo and the code has not returned in almost 800 miles. I also lubricated the shaft for the wastegate, used an air pump to make certain it was moving.

2013年8月16日 · Hi folks. My "new" MK3 Jetta TDI is giving me a p1550 code: discharge pressure deviation. Before anyone scalds me for this post, I've done my fair research on this topic, I however want some additional input. For starters; prior to last evening, I never really could tell if …

2011年5月2日 · 1 Fault Found: 17958 - Charge Pressure: Control Deviation P1550 - 35-10 - - - Intermittent Readiness: 1 1 0 0 0 17958/P1550/005456 From Ross-Tech Wiki Jump to: navigation, search Contents [hide] 1 17958/P1550/005456 - Boost …

2006年9月22日 · Just got Vag Com today and dont yet have a repair manual. Don't seem to have turbo on my '99 Beetle TDI. Vag Com shows an Engine code of P1550 - Charge Pressure: Control Deviation. Any ideas???

2009年3月14日 · P1550 Charge pressure control difference - means the ECU went into limp mode due to a turbo overboost or underboost condition. The troubleshooting guide for this problem is here: How to troubleshoot low power on an A3/B4 engine

2012年11月1日 · Last week while driving, my jetta suddenly went into limp mode. The car is showing P1550 Boost Deviation Intermittent. I did a boost leak test and only...

2002年10月10日 · I just received a Check Eng. Light on my 99.5 VW TDI Jetta "P1550 Change Presure Deviation" My car has lost low end power yet still runs? Any ideas what this could be. And steps to repair. Thanks

2008年7月4日 · Code P0380 Still having issues with CEL and Glow Plug warning light flashing. I replaced relay 109 and cleared codes. Codes P1247 and P1550 went away and now I have this code: P 0380. Checked resistance on all glow plugs and they seem to be ok. Check for voltage at gp harness and found that I am not getting any voltage their. Any suggestions ...

2005年1月24日 · Re: P1550 code and NO power The A4 cars have all black hoses I believe, it is the older ones that had the cool color coded hoses. You can find a list of DTCs on this page . P1550 is charge pressure deviation, which means it is likely the ECU detected a loss of boost and threw itself into limp mode.