how to diagnose electric power steering problems in Honda Accord 9th Generation (2013-2017)

Honda Accord 10th Generation (2018-2022)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

507 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix electric power steering problems in Honda Accord 2013-2017. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Steering

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems to prevent shock or short circuits
•Allow the vehicle to cool down before inspecting the EPS components

Symptoms

•Steering wheel feels heavy or difficult to turn
•Intermittent or constant steering assist loss
•Warning light illuminated on the dashboard (EPS light)
•Noises such as whining or grinding when steering
•Steering wheel does not return to center smoothly

Diagnostic Steps

1
Scan for error codes using OBD-II scanner
2
Inspect the EPS fuse for any signs of damage or failure
3
Test steering angle sensor for proper voltage output
4
Check battery voltage to ensure it is fully charged
5
Inspect EPS wiring harness and connectors for damage
6
Perform a physical inspection of the EPS motor for damage

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
•Fuse puller
•Steering wheel puller
•Basic socket set

Parts Required

•Electric power steering fuse (if blown)
•Steering angle sensor (if faulty)
•Wiring harness/repair connectors (if damaged)

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Diagnostic Steps

1
Scan for error codes using OBD-II scanner
2
Inspect the EPS fuse for any signs of damage or failure
3
Test steering angle sensor for proper voltage output
4
Check battery voltage to ensure it is fully charged
5
Inspect EPS wiring harness and connectors for damage
6
Perform a physical inspection of the EPS motor for damage

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the negative battery terminal to ensure safety during electrical work.

2. Replace Fuse (if necessary)

Locate the EPS fuse in the fuse box.
Remove the faulty fuse using a fuse puller.
Install a new fuse of the same amperage.

3. Repair or Replace Wiring/Connectors (if damaged)

If damaged wiring or connectors are found, carefully splice in new wire or replace connectors.
Ensure all connections are secure and insulated to prevent shorts.

4. Replace Steering Angle Sensor (if faulty)

Remove the steering wheel using a steering wheel puller.
Disconnect the wiring harness from the steering angle sensor.
Remove the sensor from its mounting.
Install the new steering angle sensor, reconnect the wiring, and reassemble the steering wheel.

5. Reconnect Battery and Clear Codes

Reconnect the negative battery terminal.
Use the OBD-II scanner to clear any stored trouble codes.