P0193 Trouble Code Solution

1 Answers
Ortiz
07/29/25 2:53pm
P0193 trouble code, applicable to all automobile manufacturers, means Fuel Rail Pressure Sensor A Circuit High. Extension: P0193 trouble code related knowledge: 1. Location and function: A) Location: The fuel rail pressure sensor is located at one end of the common rail pipe. B) Function: It detects the current actual rail pressure and compares it with the theoretical rail pressure for correction to achieve closed-loop control. 2. Structure principle and impact: A) Construction principle: The fuel rail pressure sensor is a 3-wire system, consisting of a power line, signal line, and ground line. B) Impact: The PCM compares the actual rail pressure measured by the fuel rail pressure sensor with the theoretical rail pressure to achieve closed-loop control.
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