There are several reasons why the Honda Civic red light on your dashboard is flickering constantly. However, most of them are regarding battery health and connections. So, keep on reading this guide to figure out the causes and fixes of the red light blinking.
The first and foremost reason why a Civic dashboard light is flickering constantly is because of a weak battery. If it is paired with a recurring yet subtle clicking sound, it is definitely your inadequate battery that is not powering the starter motor effectively. This can eventually compromise the working of the engine, other lights, and accessories.
The best solution to this problem is jump-starting your Civic. You can do this with the help of jumper cables and a new battery. So, let’s get in and see how you can solve it.
- First, connect the positive terminals of your dead battery with the red cables.
- Next, connect the other end of your red cables with the positive terminals of a new battery.
- Once done, connect the negative terminals of your new battery with the black cables.
- Now, connect the other ends of the black cable with the other end of your engine. To track this component, look for the unpainted metal part in your Civic engine.
- Now, start the Civic, and if it is working fine, remove the cables. Do it in reverse order.
Note: If you have no experience with car repair, do not do it and get professional help. Do consider that there is a big chance of burning up the alternator.
Weak Battery Connection
Another reason why your Honda Civic’s red light is flickering is that it has a poor battery connection despite the battery being in good condition. Sometimes, it happens that when you connect the battery to the engine, the electric wiring is either corroded or has an interrupted connection.
The only solution to this problem is cleaning. Now, you can approach it in two ways: quick or thorough cleaning after a complete evaluation.
Quick Cleaning: If you have noticed the corrosion on the battery terminals of your Civic and it is just starting, there is a quick way you can get rid of this. All you need to do is pour hot boiling water on the areas where the terminals are corroded, and it will melt away. While doing so, do not let the water touch the battery, or it can end up in a short circuit.
Thorough Cleaning: If the corrosion has spread disproportionately and it is difficult to clean it without a short circuit, you need to do a thorough cleaning. For this, remove the terminal cables using a wrench and clean the corroded places with the help of sandpaper. Reconnect the cables in reverse order, and you are good to go.
Pro Tip: remove the negative terminal of the black cable first, and then proceed towards the positive red terminal. While reconnecting them, follow a reverse order.
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No Ground Connection
A ground wire connects the chassis of your Civic with the engine to make sure it functions properly. If it gets corroded due to not maintaining it properly, you can end up with a lot of electric issues, and this is why the red Civic dashboard is flickering. It can eventually result in the starter motor malfunctioning.
The only solution is to consult a mechanic. This is because you will have to check the ground cable connections (body to engine and battery to body), which is impossible for someone with no clue about ground connections. If you have some level of experience, cleaning it with sandpaper would be more than enough.
Thanks For Reading!