Product OEM Code:
0BH 927 327 / 0BH927327

Manufacturer:
BorgWarner

Description:
The pressure control solenoid (N436 / N440) used in DQ500 (0BH) transmissions is a critical component responsible for precise and dynamic control of transmission oil pressure within the hydraulic system. This valve regulates oil pressure according to commands from the mechatronic unit, ensuring optimal operating conditions for clutch packs and gear shifting processes.

Accurate pressure regulation enables smoother, faster, and vibration-free gear changes while also helping to prevent clutch wear and system performance losses. A faulty or contaminated pressure control solenoid may lead to pressure fluctuations, irregular gear shifts, and reduced hydraulic performance.

For this reason, during maintenance, repair, or mechatronic overhaul procedures, it is essential to inspect this valve and replace it with a new one if necessary.