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Will the fault code reappear after clearing it?

1 Answers

LeEmilia

07/30/25 1:27am

Generally, the fault code will not reappear after clearing it. Below is a detailed introduction to automotive fault codes: 1. Meaning: Indicates the monitored fault system. P stands for Powertrain; B stands for Body; C stands for Chassis; U stands for Network or Data Communication Transmission System fault code. 2. The first digit: Indicates whether it is a generic code (applicable to all vehicle manufacturers) or a manufacturer-specific code. For example: 0 refers to a generic code, while 1 refers to a manufacturer-specific code. General Motors in the United States, for instance, has specific numeric type codes to assist in diagnosing vehicle technical conditions. 3. The second digit: Specifies the type of affected fault system, with numbers ranging from 1-7: 1 for Fuel and Air Metering System; 2 for Fuel and Air Metering System (specifically for injection system circuit malfunction); 3 for Ignition System or Misfire Monitoring System; 4 for Auxiliary Emission System; 5 for Vehicle Speed Control and Idle Control System; 6 for Computer Output Circuit System; 7 for Transmission.

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