Weichai BJ493 4d25 4DC2 Diesel Crankshaft Position Sensor 0281002315 HOP

Weichai BJ493, 4D25, 4DC2 diesel engines crankshaft position sensor, OE number 0281002315, HOP brand; highly versatile; reads crank speed and position and feeds ECU to control injection timing and ignition. Fits BJ493, 4D25, 4DC2 engines used in light trucks and pickups. After installation, starting and acceleration improve; cold-start easier. If vehicle stalls, check engine light, or tachometer jumping, sensor signal may be abnormal.