What does low rail pressure 15718 mean?

[MacSarah]

Low rail pressure 15718 is a fault code. The causes and solutions for low rail pressure 15718 are: 1. Excessive carbon deposits in the intake system or at the root of the intake valve, leading to an overly lean air-fuel mixture during cold starts; the solution is to clean the intake system. 2. Severe dirt accumulation on the throttle body, resulting in insufficient air intake; the solution is to clean the throttle body. 3. The starter motor's speed does not meet the required level; the solution is to increase the starter motor's speed. Below is more information on engine maintenance: 1. Maintenance is key to reducing operating costs. A diesel engine requires regular maintenance as per the maintenance schedule to ensure efficient operation. 2. Preventive maintenance is the easiest and most economical form of maintenance, allowing the maintenance department to perform work at the appropriate time. 3. The maintenance intervals and requirements vary slightly depending on the engine series and model. For specific details, please refer to the engine maintenance manual.