This OTTO intake pressure sensor (Part‑No: 8‑98121697‑0 / 8981216970 / 60311894), also known as MAP sensor, delivers highly‑accurate real‑time intake pressure feedback for engine control units. Stable signal output effectively avoids wrong fuel injection judgement, reducing engine shake, poor acceleration and other common breakdowns for Isuzu 4HK1, 6HK1, Sany SY365 and Hitachi excavator equipment.