what does it mean if my Ford Explorer shows a C0035 code

Ford Explorer Fifth Generation (2011-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

Error Code: C0035

3 min read

470 words

Problem Statement

Learn how to diagnose and fix C0035 wheel speed sensor issues in Ford Explorer. Step-by-step guide with diagnostic procedures and repair instructions.

Error Code

C0035

Affected Component

Brakes

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the vehicle to cool down before performing repairs.

Symptoms

•ABS warning light illuminated on the dashboard
•Traction control warning light activated
•Erratic ABS behavior during braking
•Speedometer fluctuations or inaccuracies
•Potential loss of stability control features

Diagnostic Steps

1
Scan the vehicle's onboard diagnostics for additional trouble codes.
2
Inspect the left front wheel speed sensor for physical damage or disconnection.
3
Check the wiring and connector for the left front wheel speed sensor for any signs of wear or shorts.
4
Test the electrical signal from the wheel speed sensor using a multimeter.
5
Inspect the ABS control module for any faults or software issues.

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
•Socket set
•Lug wrench
•Jack and jack stands

Parts Required

•Left front wheel speed sensor (if faulty)

Related Faults

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Diagnostic Steps

1
Scan the vehicle's onboard diagnostics for additional trouble codes.
2
Inspect the left front wheel speed sensor for physical damage or disconnection.
3
Check the wiring and connector for the left front wheel speed sensor for any signs of wear or shorts.
4
Test the electrical signal from the wheel speed sensor using a multimeter.
5
Inspect the ABS control module for any faults or software issues.

Solution

1. Preparation

Gather all necessary tools and parts.
Disconnect the negative battery terminal to prevent electrical shorts.
Raise the vehicle and secure it on jack stands.

2. Remove the Wheel

Sub-steps:
1. Use a lug wrench to loosen the lug nuts.
2. Lift the vehicle with a jack and secure with jack stands.
3. Remove the wheel to gain access to the brake assembly and wheel speed sensor.

3. Inspect and Replace Wheel Speed Sensor

Sub-steps:
1. Locate the left front wheel speed sensor mounted on the wheel hub or brake assembly.
2. Disconnect the sensor's electrical connector.
3. Remove the mounting bolt(s) securing the sensor using a socket set.
4. Carefully pull the sensor out of its housing.
5. Install the new wheel speed sensor by reversing the removal steps, ensuring it is properly seated and secured.
6. Reconnect the electrical connector.

4. Reassemble and Test

Sub-steps:
1. Reinstall the wheel and hand-tighten the lug nuts.
2. Lower the vehicle and fully tighten the lug nuts to the manufacturer’s specified torque.
3. Reconnect the battery terminal.
4. Start the vehicle and check for any warning lights on the dashboard.