How to Diagnose and Solve C1703 Right Rear Sensor Circuit Failure Issues

As a car enthusiast, there’s nothing more satisfying than rolling up your sleeves and getting down to some good old DIY car maintenance. Today, we’re going to tackle a common issue that many car owners face – the C1703 Right Rear Sensor Circuit Failure.

Understanding the C1703 Right Rear Sensor Circuit Failure

Before we dive into the solution, let’s first understand what the C1703 Right Rear Sensor Circuit Failure is. This error code is typically triggered when the Anti-lock Brake System (ABS) detects a problem with the right rear wheel speed sensor circuit. This could be due to a faulty sensor, damaged wiring, or a malfunctioning ABS module.

Why is it Important to Fix the C1703 Error?

Ignoring the C1703 error can lead to serious safety issues. The ABS system is designed to prevent your wheels from locking up during braking, especially on slippery surfaces. If the system isn’t working properly, it could increase your stopping distance or cause your vehicle to skid, putting you and your passengers at risk.

Diagnosing the C1703 Right Rear Sensor Circuit Failure

Now that we understand the importance of fixing this issue, let’s move on to diagnosing the problem.

Step 1: Visual Inspection

Start by visually inspecting the right rear wheel speed sensor and its wiring. Look for any signs of physical damage, corrosion, or loose connections.

Step 2: Use a Multimeter

If the visual inspection doesn’t reveal any obvious issues, use a multimeter to check the sensor’s resistance and voltage. The readings should be within the manufacturer’s specifications. If they’re not, the sensor is likely faulty and needs to be replaced.

Step 3: Check the ABS Module

If the sensor and wiring are in good condition, the problem could be with the ABS module. Use a professional-grade scan tool to check for any ABS-related error codes.

Solving the C1703 Right Rear Sensor Circuit Failure

Once you’ve diagnosed the problem, it’s time to fix it.

Step 1: Replace the Sensor

If the sensor is faulty, replace it with a new one. Make sure to follow the manufacturer’s instructions to ensure a proper installation.

Step 2: Repair or Replace Damaged Wiring

If the wiring is damaged, repair it or replace it as necessary.

Step 3: Replace the ABS Module

If the ABS module is malfunctioning, it will need to be replaced. This is a more complex task and may require professional assistance.

Conclusion

Fixing a C1703 Right Rear Sensor Circuit Failure may seem daunting, but with a little patience and the right tools, it’s a task that you can tackle on your own. Remember, safety should always be your top priority. If you’re unsure about any step in the process, don’t hesitate to seek professional help.

FAQs

1. What causes a C1703 Right Rear Sensor Circuit Failure?

This error is typically caused by a faulty right rear wheel speed sensor, damaged wiring, or a malfunctioning ABS module.

2. Can I drive my car with a C1703 error?

While your car may still be drivable, it’s not recommended. The ABS system is a crucial safety feature, and any issues with it should be addressed immediately.

3. How much does it cost to fix a C1703 error?

The cost can vary depending on the exact issue and whether you do the repairs yourself or hire a professional. A new sensor can cost anywhere from $50 to $200, while a new ABS module can cost several hundred dollars.