What are the reasons for the Hongqi HS5 battery being dead and unable to start?

1 Answers
LaJosiah
07/30/25 10:36am
Hongqi HS5 battery being dead and unable to start may be caused by reasons such as poor quality gasoline, oxygen sensor failure, or spark plug carbon buildup. Poor quality gasoline: Filling up with low-quality gasoline at non-standard gas stations can lead to incomplete combustion of the air-fuel mixture during engine operation, causing the engine fault light to illuminate. This does not affect driving safety but may harm the engine to some extent. Oxygen sensor failure: If the oxygen sensor is damaged or the sensor connector is damaged or loose, it can cause the air-fuel mixture to be too lean or too rich, triggering the fault light. Spark plug carbon buildup: Spark plug carbon buildup can lead to poor engine performance, resulting in difficulties in starting, unstable idling, poor acceleration, backfiring during rapid acceleration, excessive exhaust emissions, increased fuel consumption, and other abnormal phenomena.
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