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Home/Cars/Genesis/G70/1st Gen (2018-Present)/how to fix my Genesis G70 interior lights staying on

how to fix my Genesis G70 interior lights staying on

Genesis G70 1st Gen (2018-Present)

Severity: mediumDifficulty: medium1-3 hours
3 min read
505 words

Problem Statement

Learn how to diagnose and fix the issue of interior lights staying on in your Genesis G70. Step-by-step guide with diagnostic procedures and repair instructions.

Component
Electrical
Repair Time
1-3 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems to avoid shock or short circuits.

Symptoms

  • •Interior lights remain on when the vehicle is off
  • •Door ajar warning light illuminated on the dashboard
  • •Lights flicker intermittently
  • •Battery drain occurs due to lights staying on
  • •Difficulty in starting the vehicle due to battery discharge

Diagnostic Steps

  1. 1Inspect each door switch for proper operation and alignment.
  2. 2Use an OBD-II scanner to check for error codes related to the interior lighting system.
  3. 3Test the interior light switch for functionality.
  4. 4Examine the wiring and connectors leading to the door switches and lighting control module for damage or corrosion.
  5. 5Check the fuse for the interior lights in the fuse box for continuity.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts for the repair.
  • Disconnect the negative terminal of the battery to prevent electrical shock.

2. Inspect Door Switches

  • Locate the door switches on each door frame.
  • Remove the door panel if necessary to access the switches.
  • Test each switch by manually pressing them; they should click and return to their original position.
  • Replace any malfunctioning door switches.

3. Test and Replace the Interior Light Switch

  • Locate the interior light switch, usually found on the overhead console.
  • Remove the overhead console cover using a flathead screwdriver.
  • Disconnect the switch connector and test with a multimeter for continuity.
  • If faulty, replace the interior light switch with a new one.

4. Check Wiring and Connectors

  • Inspect the wiring harness leading to the door switches and lighting control module.
  • Look for frayed wires, loose connections, or corrosion.
  • Repair or replace any damaged wiring or connectors.

5. Replace Fuse if Necessary

  • Locate the fuse box and identify the fuse for the interior lights.
  • Pull the fuse out and check for continuity using a multimeter.
  • If the fuse is blown, replace it with a new fuse of the same amperage.

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

  • OBD-II scanner
  • Multimeter
  • Screwdrivers (flathead and Phillips)
  • Socket set

Parts Required

  • Door switches (if faulty)
  • Interior light switch (if faulty)
  • Fuses (if blown)

Additional Information

Component

Electrical

Repair Time

1-3 hours

Difficulty

medium

Severity

medium

Tools

4 items

Parts

3 items

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