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What are the reasons why Volkswagen cannot start?

1 Answers

StBella

07/29/25 10:09pm

Volkswagen cannot start due to reasons such as the use of inferior fuel, battery depletion, starter relay sticking, spark plug issues, etc. The following are solutions for Volkswagen's failure to start: Use of inferior engine oil: During cold starts, factors like cylinder pressure, RPM, and temperature make it difficult for inferior oil to ignite, preventing the engine from starting. In this case, it is recommended to use the manufacturer-recommended oil or a higher-quality full synthetic oil. Battery depletion: If the voltage during startup is below the minimum required for the computer to operate, the engine control unit will not function, preventing startup. The battery should be recharged or replaced. Starter relay sticking: During startup, only a slight "click" sound is heard without any further response, which is caused by the starter relay sticking. Simply pressing the tail of the solenoid to force it forward can connect the starting circuit, allowing the engine to start. Spark plug issues: The vehicle's spark plugs may be faulty or the ignition module may have failed, preventing the spark plugs from igniting and causing the vehicle not to start. It is recommended to replace the spark plugs.

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