Как определить стучащую форсунку коммонрейл

In this video, we examine one of the most complex diesel engine problems: injector knocking. Using a Hyundai Santa Fe (2020, 80,000 km) and a Volkswagen Crafter as examples, we'll show why computer diagnostics are sometimes ineffective and how to isolate the problem using a specialized tool. You'll learn how to distinguish fuel knock from mechanical knocking, why it's important to check the fuel filter's VIN code, and how microsecond injector deactivation helps identify the problem without putting the engine control unit (ECU) into emergency mode. Timecodes: 00:00 — Symptoms in a Hyundai Santa Fe: suspicious knocking when hot. 00:48 — The physics of the process: why the knocking disappears when the gas is released. 01:31 — Testing with the Launch scanner: why the software method isn't always effective. 02:40 — VW Crafter example: diagnostics in hard-to-reach places. 03:09 — New technology: using a device to quickly disable injectors. 03:30 — How to disable an injector without causing a critical error in the ECU. 04:10 — Fuel filter inspection: why a non-original and incorrectly sized filter can ruin the system. 05:40 — Hands-on work with a Hyundai Santa Fe: identifying a knocking cylinder. 06:25 — What to do if the injectors show ideal parameters on the test bench? 07:14 — Crafter results: correction, coding, and repair results. Standard information block: Kovsh Service Station website: https://kovsh.com Online Diesel Diagnostics: To find out what might be causing your specific diesel engine's malfunction, use Online Diesel Diagnostics. This is a digital knowledge base that can point you in the right direction and suggest ways to ensure smooth diesel engine operation. Link: https://kovsh.com/online-diesel-diagn... Important notice: Kovsh Service Station, during military operations in Kherson, does not provide diesel engine maintenance services. Consultations: Online Consultation with Vladimir Klimenok: https://kovsh.com/onlainkonsultatciia... Technical Database: List and description of the most common OBD codes: https://kovsh.com/obd