2020年9月28日 · • CHECK: Fuel Metering Valve - N290- component connector terminals 1 to 2 for resistance. • SPECIFIED VALUE: 1.5 to 11 Ω (± / 0.5 Ω @approx. 20° C) IGNITION: ON

2007年6月14日 · I logged my LPFP and HPFP this morning. Assuming the deviation on the low pressure side isn’t normal / ideal and potentially the cause of my N290? The HP side seems to …

Removing the N290 fuel metering valve to inspect for metallic particles should only be considered as a last step after all GFF diagnostic procedures have been performed, including testing …

P0091/000145 - Valve for Fuel Metering (N290): Short to Ground Possible Symptoms. Malfunction Indicator Light (MIL) ON; No start or performance problem(s) Possible Causes. …

2018年8月18日 · On top of our TDI’s High Pressure Fuel Pumps, one will note the N290/Fuel Metering Valve attached by two torX screws. First clean the area with compressed air, remove …

2017年11月1日 · The fuel pressure was varying wildly at idle. I replaced the fuel pressure sensor, but no fix. then last night i replaced the N290 valve (no sign of metal on the gauze). After fitting …

2007年10月8日 · Today, I keep getting a bearing-like noise, followed by a CEL for the N290 fuel metering valve (6559/P0090). I can clear it, but as soon as the noise comes back, the CEL …

2018年10月7日 · I had this literally three weeks ago on my Q7 and it was the N290 – 2007 BUG, cranking, zero pressure in CR, no faults in ECM. I first recorded the starting sequence into a …

Fix exhaust leak if one is found. The Fuel Pressure Regulator Valve (N276) or Fuel Metering valve (N290) on the HPFP can fail. If found with a TFSI engine and 16555/P0171/000369 - Fuel …

• Reinstall the N290 fuel metering valve using light pressure. Before reinstalling, ensure that the valve is free of contaminates. • Install and hand-tighten both M5 fasteners, ensuring that the …