Ignition leads set by CHAMPION, OEM LS120, is a component that transmits, distributes, or processes signals and commands within the relevant vehicle electronic system. The source data describes this item as “Проводи високовольтні, комплект”. Correct operation of this part supports the related assembly and the vehicle functions designed around it. Possible fault signs include unstable operation of the related system, diagnostic trouble codes, no response to commands, or intermittent failures. A single symptom does not always prove that this exact component has failed, so power supply, wiring, mountings, or adjacent parts should be checked as appropriate before replacement. Before ordering, compare connectors, labels, hardware revision, and diagnostic results; some control units may also require coding or vehicle-specific pairing. OEM LS120 is the primary reference, but an identical product name does not guarantee compatibility across different vehicle specifications. Before purchase, compare identification and appearance with the old part and verify compatibility by VIN.