Nissan Sunny N16 Camshaft Position Sensor (23731-4M500)

Full Product Name: Camshaft Position Sensor
OEM Part No.: A29-630
Fitment: Nissan Sunny N16 (QG18DE and other engines), direct-fit aftermarket replacement
Structure: 3-pin waterproof connector, magnetic induction structure, OEM mounting holes, matches original electrical parameters and dimensions
Core Function: Detects camshaft position signals and sends data to ECU to control ignition timing and fuel injection timing, ensuring normal engine starting and smooth operation
Common Faults: Sensor failure may trigger P0340 trouble code, rough idle, hard cold start, poor acceleration and check engine light illumination
Replacement Tips: Verify connector pins and mounting holes, fasten bolts securely, clear fault codes and test drive after installation