how to fix intermittent wipers on my Genesis G70 IG (2017-2023)

Genesis G70 IG (2017-2023)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

525 words

Problem Statement

Learn how to diagnose and fix intermittent wipers on Genesis G70 (2017-2023). 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.
•Allow the vehicle to cool before working on components near the engine.

Symptoms

•Intermittent wipers do not activate when the switch is turned on.
•Wipers operate continuously instead of intermittently.
•Wipers work at full speed but not in intermittent mode.
•Wiper delay settings do not adjust the speed of operation.
•The wiper motor may make a clicking sound when the switch is activated.

Diagnostic Steps

1
Inspect the wiper switch for signs of damage or wear.
2
Use an OBD-II scanner to check for any related error codes.
3
Test the wiper relay for continuity and function.
4
Check the wiring and connections between the wiper switch and the motor.
5
Inspect the wiper motor for signs of damage or malfunction.
6
Verify the operation of the wiper control module if equipped.

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

•OBD-II scanner
•Multimeter
•Screwdriver set
•Torque wrench
•Wiper arm puller

Parts Required

•Wiper switch (if defective)
•Wiper relay (if defective)
•Wiper motor (if defective)

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Symptoms

•Intermittent wipers do not activate when the switch is turned on.

•Wipers operate continuously instead of intermittently.

•Wipers work at full speed but not in intermittent mode.

•Wiper delay settings do not adjust the speed of operation.

•The wiper motor may make a clicking sound when the switch is activated.

Diagnostic Steps

1
Inspect the wiper switch for signs of damage or wear.
2
Use an OBD-II scanner to check for any related error codes.
3
Test the wiper relay for continuity and function.
4
Check the wiring and connections between the wiper switch and the motor.
5
Inspect the wiper motor for signs of damage or malfunction.
6
Verify the operation of the wiper control module if equipped.

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the battery to ensure safety while working on electrical components.

2. Inspect and Replace the Wiper Switch

Remove the steering column cover using a screwdriver.
Disconnect the wiring harness from the wiper switch.
Test the switch with a multimeter for continuity in all positions.
If defective, install a new wiper switch:
- Connect the new switch to the wiring harness.
- Reattach the steering column cover.

3. Test and Replace the Wiper Relay

Locate the fuse box and identify the wiper relay (refer to the owner’s manual for location).
Remove the relay and test it with a multimeter for continuity.
If faulty, install a new relay:
- Plug the new relay into the fuse box.

4. Inspect and Repair Wiring

Visually inspect the wiring leading to the wiper motor for damage or corrosion.
Repair any damaged wires using electrical tape or connectors.
Ensure all connectors are securely attached.

5. Test and Replace the Wiper Motor

Disconnect the wiper motor connector.
Apply power directly to the motor to check if it operates.
If the motor does not work, replace it:
- Remove the wiper arms using a puller if necessary.
- Remove the mounting bolts for the wiper motor.
- Install the new motor and reconnect the wiring.