my Honda Accord dashboard lights flicker while driving what's the issue

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a flat surface and the engine is turned off.
• Disconnect the battery negative terminal for safety.

2. Inspect Battery and Connections

• Sub-steps:
  • Remove the battery terminals (negative first, then positive).
  • Clean any corrosion from the terminals using a wire brush.
  • Ensure connections are tight and secure before reattaching.
• Tools Required: Wire brush, wrench set

3. Test and Replace Battery (if necessary)

• Sub-steps:
  • Reconnect the battery terminals and test the voltage.
  • If the voltage is below 12.4 volts, consider replacing the battery.
  • Remove the old battery and install a new one, ensuring proper orientation.
• Tools Required: Socket set
• Parts Required: New battery (if needed)

4. Check Alternator and Belt

• Sub-steps:
  • Inspect the alternator belt for signs of wear or looseness.
  • If necessary, adjust the tension or replace the belt.
  • Test the alternator output to ensure it’s charging the battery correctly (should be around 13.8 to 14.5 volts when running).
• Tools Required: Torque wrench, voltmeter
• Parts Required: Alternator belt (if needed)

5. Inspect Fuses and Wiring

• Sub-steps:
  • Check the fuse box for any blown fuses related to the dashboard.
  • Replace any blown fuses and ensure connections are secure.
  • Inspect wiring for any visible damage or fraying.
• Tools Required: Fuse puller, multimeter
• Parts Required: Replacement fuses (if needed)