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What does CH mean on the car dashboard?

2 Answers

LylaLynn

07/24/25 4:06pm

CH on the car dashboard refers to the coolant temperature indicator light. CH is used to indicate the temperature of the coolant inside the engine. A blue light indicates that the coolant temperature is too low, while a red light indicates that the coolant temperature is too high. The car dashboard is a rigid panel or structural component used to install instruments and related devices. It is classified by form into: 1. Screen-type dashboard; 2. Frame-type dashboard; 3. Channel-type dashboard; 4. Cabinet-type dashboard. Other indicator lights on the car dashboard include: 1. Engine fault light; 2. Airbag indicator light; 3. Coolant temperature indicator light; 4. ABS warning light; 5. Seatbelt reminder light; 6. Car battery warning light; 7. Door ajar indicator light; 8. Handbrake light; 9. Turn signal light.

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JamesFitz

08/11/25 9:01am

When driving, I always pay attention to the warning lights on the dashboard. 'CH' usually indicates a charging system fault, meaning there's an issue with the alternator or related components, preventing the battery from charging properly. If this light comes on, the engine sound may weaken, and the headlights may flicker. Possible causes include a loose alternator belt, a faulty voltage regulator, or a short circuit in the wiring. If not addressed promptly, the battery can quickly drain, leading to a dangerous stall on the road. I recommend pulling over immediately to check, starting with verifying if the alternator output is stable. Regular maintenance can prevent such issues, and experienced drivers often say this is a critical warning that can save lives.

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