how to fix Honda CR-V Fifth Generation (2017-2022) fog lights not turning on

Solution

1. Preparation

• Gather necessary tools: multimeter, socket set, fuse puller, and replacement bulbs if needed.
• Disconnect the negative battery terminal to ensure safety during repair.

2. Inspect Fog Light Bulbs

• Remove the fog light assembly from the vehicle:
  1. Locate the screws or clips securing the fog light assembly.
  2. Remove these fasteners using the socket set.
  3. Disconnect the wiring harness from the fog light.
• Inspect the bulb:
  1. Remove the bulb from the socket.
  2. Check for any burn marks or broken filament.
• Replace with new bulbs if necessary, ensuring they match the specifications (typically H11).

3. Check and Replace Fuse

• Locate the fuse box:
  1. Refer to the owner's manual for the exact location of the fuse box (usually under the dashboard or in the engine compartment).
• Identify the fog light fuse:
  1. Remove the cover and locate the fog light fuse (typically labeled).
  2. Use a fuse puller to extract the fuse.
• Inspect the fuse:
  1. Check if the filament is broken or the fuse appears burnt.
• Replace with a fuse of the same amperage rating if blown, ensuring proper installation.

4. Test Relay and Wiring

• Locate the fog light relay:
  1. Refer to the owner's manual for its location in the fuse box.
• Test the relay:
  1. Swap it with another relay of the same type in the fuse box to see if the fog lights work.
  2. If swapping works, replace the faulty relay with a new one.
• Inspect wiring:
  1. Check the harness for any frayed wires or loose connections.
  2. Repair or replace any damaged wiring as necessary.