90919-A5004 — Crank Position Sensor

The Crank Position Sensor (#90919-A5004), a critical component in Toyota's Engine-Fuel Cylinder Block and Engine-Fuel Timing Gear Cover & Rear End Plate systems, is responsible for monitoring the rotational speed and position of the crankshaft. Genuine Toyota parts like this are designed for optimal compatibility and are backed by Toyota's genuine parts warranty. This sensor communicates this valuable information to the engine control unit, enabling it to make necessary adjustments for efficient fuel combustion. A faulty sensor can cause the engine to misfire or stop running completely, posing a safety risk. Over time, these sensors can wear out or become clogged, thus they require periodic replacement. By accurately tracking the crankshaft's position, the Crank Position Sensor (#90919-A5004) contributes significantly to the overall efficiency of the vehicle's engine.