The automobile dictionary meaning of the engine U1150 Code is U for Network Code Problem is climate control system, lighting, airbags, etc. 1 for MFG – Manufacturer Specific. 1 for Transmission. 5 for TP Sensor Learn Not Complete and 0 for Transmission Engaged At High Throttle Angle. The engine U1150 code had an extravagant diagnostics technique, with showing engine error codes on the air conditioning display. However, the system was troublesome, misjudged by customers, and a rash of random failures led to the technology being rapidly retired. Do not use wrong meaning for solving the car engine’s problem. An automobile engineer knows how to fix the car engine problem.