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What does it mean when the ignition warning light turns red?

1 Answers

CarmenMarie

07/29/25 12:59pm

The ignition warning light turns red due to the following reasons: 1. The ignition system may be faulty, leading to poor engine combustion, requiring inspection and repair of the ignition system; 2. The spark plugs may have excessive carbon deposits, abnormal sparking, or no sparking, necessitating cleaning or replacement; 3. The high-voltage coil or high-voltage circuit may be malfunctioning, requiring checks on voltage and resistance; 4. It could also be due to faults in related components, causing poor combustion in the engine cylinders, which triggers the ignition warning light. When a car's malfunction indicator light is on, it signifies that there is a fault in the vehicle, and it is advisable to promptly visit a 4S shop or similar facility to diagnose the issue before proceeding with repairs. Generally, the vehicle can still be driven when the malfunction indicator light is on, but if left unattended for an extended period, the fault may worsen, potentially damaging related components.

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