how to diagnose Honda Civic 9th Generation (2012-2015) electric power steering problems

Honda Civic 9th Generation (2012-2015)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

575 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 Civic 9th Generation (2012-2015). Step-by-step guide with symptoms and solutions.

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 shocks or shorts.
•Ensure the engine is off and cool before inspecting components.

Symptoms

•Steering feels heavy or unresponsive
•Intermittent loss of power steering assist
•Noise from the steering column or rack when turning
•Power Steering warning light illuminated on the dashboard
•Difficulty in making tight turns
•Increased steering effort at low speeds

Diagnostic Steps

1
Scan the vehicle’s onboard diagnostic system using an OBD-II scanner to check for any fault codes related to the power steering system.
2
Inspect the power steering fuse and relay for continuity and functionality.
3
Check the battery voltage and condition, ensuring it meets specifications (typically above 12.4 volts).
4
Inspect the wiring harness and connectors for any signs of damage or corrosion.
5
Test the power steering motor by measuring voltage at the motor connector while turning the steering wheel.
6
Verify the fluid level of the power steering reservoir and check for any leaks in the system.

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
•Socket set
•Torque wrench
•Electrical contact cleaner

Parts Required

•Power steering motor (if faulty)
•Power steering fuse
•Power steering fluid

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan the vehicle’s onboard diagnostic system using an OBD-II scanner to check for any fault codes related to the power steering system.
2
Inspect the power steering fuse and relay for continuity and functionality.
3
Check the battery voltage and condition, ensuring it meets specifications (typically above 12.4 volts).
4
Inspect the wiring harness and connectors for any signs of damage or corrosion.
5
Test the power steering motor by measuring voltage at the motor connector while turning the steering wheel.
6
Verify the fluid level of the power steering reservoir and check for any leaks in the system.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface and the ignition is turned off.
Disconnect the negative battery terminal for safety.

2. Inspect and Replace Fuse/Relay

Locate the fuse box (typically found under the dashboard or engine compartment).
Remove the power steering fuse using a fuse puller.
Inspect the fuse for continuity; replace it if blown.
If applicable, test the power steering relay and replace if necessary.

3. Repair Wiring Issues

Inspect the wiring harness leading to the power steering motor.
Repair any damaged wires with electrical tape or replace the harness if necessary.
Clean corrosion from connectors using electrical contact cleaner and reconnect securely.

4. Test and Replace Power Steering Motor (if necessary)

If the motor is unresponsive during testing, remove it from the vehicle.
Disconnect wiring and remove mounting bolts.
Install the new power steering motor, ensuring proper alignment.
Reconnect wiring securely and verify torque specifications for mounting bolts (usually around 10-15 ft-lbs).

5. Reassemble and Refill Fluid

Reconnect any components removed during the diagnostic process.
Refill the power steering reservoir with the recommended fluid (typically Honda Power Steering Fluid).
Bleed the power steering system as per manufacturer specifications to remove air bubbles.