how to fix Honda CR-V Fifth Generation (2017-2022) interior lights staying on

Honda CR-V Fifth Generation (2017-2022)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

574 words

Problem Statement

Learn how to diagnose and fix the interior lights staying on in Honda CR-V (2017-2022). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems to avoid shocks.

Symptoms

•Interior lights remain on after the vehicle is turned off
•Battery drains unexpectedly
•Door ajar warning light illuminated on the dashboard
•Lights flicker intermittently
•Remote key fob does not unlock the vehicle properly

Diagnostic Steps

1
Inspect the door switches for proper operation and debris.
2
Check for any stuck or malfunctioning door latch mechanisms.
3
Use an OBD-II scanner to check for any stored error codes related to the body control module (BCM).
4
Verify the operation of the interior light switch and its settings.
5
Examine the wiring harnesses connected to the door and body control module for any signs of damage or shorts.
6
Test the battery voltage to ensure it is within the normal range.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•Multimeter
•Socket set
•Screwdriver set
•Visual inspection tools

Parts Required

•Door switch (if defective)
•Door latch (if malfunctioning)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the door switches for proper operation and debris.
2
Check for any stuck or malfunctioning door latch mechanisms.
3
Use an OBD-II scanner to check for any stored error codes related to the body control module (BCM).
4
Verify the operation of the interior light switch and its settings.
5
Examine the wiring harnesses connected to the door and body control module for any signs of damage or shorts.
6
Test the battery voltage to ensure it is within the normal range.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle in a well-lit area and ensure it is off.
Disconnect the negative battery terminal to prevent electrical shorts.

2. Inspect Door Switches

Tools Required: Multimeter
Sub-steps:
1. Locate the door switches, typically found on the door frame.
2. Remove the door panel if necessary to access the switch.
3. Disconnect the wiring harness from the switch.
4. Use a multimeter to test for continuity. A functioning switch should show continuity when pressed.
5. Replace the switch if it does not function properly.

3. Check Door Latch Mechanisms

Tools Required: Socket set
Sub-steps:
1. Inspect each door latch for proper engagement and operation.
2. Lubricate the latch mechanism to ensure smooth operation.
3. If a latch is found to be malfunctioning or stuck, replace it.

4. Inspect Interior Light Switch

Tools Required: Screwdriver set
Sub-steps:
1. Locate the interior light switch, usually mounted on the ceiling.
2. Remove the cover and inspect the switch for proper function.
3. Ensure that the switch is set to the correct position (door, on, off).
4. Replace the switch if it is defective.

5. Wiring Inspection

Tools Required: Visual inspection tools
Sub-steps:
1. Inspect the wiring harness connected to the door and BCM for frays, shorts, or corrosion.
2. Repair or replace any damaged wiring as necessary.
3. Ensure all connectors are securely attached.

6. Reconnect Battery and Test

Sub-steps:
1. Reconnect the negative battery terminal.
2. Test the interior lights by opening and closing the doors.
3. Ensure the lights turn off when the doors are closed.