how to deal with electrical issues in my Honda Accord 9th Generation (2013-2017)?

Solution

1. Preparation

• Gather all necessary tools and parts.
• Ensure the vehicle is parked on a level surface and the ignition is off.
• Disconnect the negative battery terminal to prevent electrical shock.

2. Inspect and Clean Battery Connections

• Remove the battery terminals using a socket set.
• Clean the terminals and battery posts with a wire brush to remove corrosion.
• Reconnect the terminals securely, starting with the positive terminal first.

3. Replace Blown Fuses

• Locate the fuse box and remove the cover.
• Identify blown fuses using the diagram on the fuse box cover.
• Replace any blown fuses with new fuses of the same amperage rating.
• Reassemble the fuse box cover.

4. Repair or Replace Damaged Wiring

• Visually inspect all accessible wiring for frays, breaks, or corrosion.
• Use electrical tape or heat-shrink tubing to repair minor damages.
• Replace any severely damaged wiring harnesses or connectors with new parts.

5. Test the Alternator

• Reconnect the negative battery terminal.
• Start the engine and use a multimeter to check the voltage at the battery terminals; it should read between 13.7V and 14.7V.
• If the reading is outside this range, consider replacing the alternator.