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Engine-Codes – Generic – C1658

C1658 Code - Rear Wheel Speed Sensor Malfunction

Quick Answer

The C1658 diagnostic trouble code indicates a malfunction in the rear wheel speed sensor of a vehicle. Common causes include Damaged or corroded wiring connecting the rear wheel speed sensor, Faulty rear wheel speed sensor, Loose or corroded connections between the sensor and the ECM. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
C1658 indicates Rear Wheel Speed Sensor Malfunction.
Common causes
Common causes include Damaged or corroded wiring connecting the rear wheel speed sensor, Faulty rear wheel speed sensor, Loose or corroded connections between the sensor and the ECM.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code C1658 Description

The C1658 diagnostic trouble code indicates a malfunction in the rear wheel speed sensor of a vehicle. This sensor is responsible for monitoring the speed of the rear wheels and sending this information to the vehicle's anti-lock braking system (ABS) and traction control system. When the sensor malfunctions, it can lead to inaccurate readings being sent to these systems, potentially causing issues with braking, stability control, and overall vehicle performance.

OBDII Code C1658 - Rear Wheel Speed Sensor Malfunction
C1658 Code - Rear Wheel Speed Sensor Malfunction

Common Causes of C1658

  1. Damaged or corroded wiring connecting the rear wheel speed sensor
  2. Faulty rear wheel speed sensor
  3. Loose or corroded connections between the sensor and the ECM
  4. Excessive dirt or debris accumulation around the sensor
  5. Electrical issues within the vehicle's ABS or traction control systems

Symptoms of C1658

  1. ABS warning light illuminated on the dashboard
  2. Traction control system engaging unexpectedly or failing to engage when needed
  3. Loss of ABS functionality during braking
  4. Inaccurate speedometer readings
  5. Vehicle stability issues, especially in slippery conditions

How to Fix C1658

  1. Begin by diagnosing the specific cause of the rear wheel speed sensor malfunction using a diagnostic scanner to read the trouble codes and perform additional testing as needed.
  2. Inspect the wiring and connections leading to the rear wheel speed sensor for any signs of damage, corrosion, or loose connections. Repair or replace damaged components as necessary.
  3. Test the rear wheel speed sensor itself using a multimeter to check for proper resistance and voltage output. Replace the sensor if it fails this test.
  4. Clear the trouble codes from the vehicle's ECM using the diagnostic scanner and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, consult a professional mechanic or dealership for further diagnosis and repair.

Cost to Fix C1658

The cost of repairing a rear wheel speed sensor malfunction can vary depending on the specific cause of the issue and the make and model of the vehicle. On average, the parts for this repair can range from $50 to $200, with labor costs typically adding another $100 to $200. Overall, drivers can expect to pay between $150 and $400 for a professional repair. It is important to note that these estimates are approximate, and actual costs may vary based on individual circumstances and location. It is recommended to obtain quotes from local auto repair shops for a more accurate cost estimate.

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Code C1658 Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C1658 Code

1. What are the common symptoms of an OBDII code C1658 (Rear Wheel Speed Sensor Malfunction)?

- Common symptoms include ABS warning light on the dashboard, traction control issues, and potential loss of stability control.

2. What are some possible causes of a C1658 code indicating a rear wheel speed sensor malfunction?

- Causes can include a faulty rear wheel speed sensor, damaged wiring or connectors, sensor misalignment, or issues with the ABS control module.

3. How does a rear wheel speed sensor contribute to vehicle safety and stability?

- The rear wheel speed sensor helps the ABS and traction control systems monitor individual wheel speeds to prevent skidding, improve braking performance, and enhance overall vehicle stability.

4. Can a malfunctioning rear wheel speed sensor affect other vehicle systems?

- Yes, a faulty rear wheel speed sensor can impact the performance of the ABS, traction control, and stability control systems, potentially compromising vehicle safety.

5. What are the recommended steps for diagnosing and repairing a C1658 code related to a rear wheel speed sensor issue?

- Diagnostic steps may include inspecting the sensor, checking wiring and connectors, performing a sensor alignment, and using a scan tool to reset the code after repairs.

6. Is it safe to drive with a C1658 code indicating a rear wheel speed sensor malfunction?

- It is not recommended to drive with this code unresolved, as it can affect the vehicle's stability and safety systems. Prompt inspection and repair are advisable.

7. How can regular maintenance help prevent rear wheel speed sensor malfunctions?

- Regular maintenance, including checking and cleaning the sensors, inspecting wiring for damage, and addressing any suspension issues promptly, can help prevent rear wheel speed sensor malfunctions.

8. Can a DIY enthusiast replace a faulty rear wheel speed sensor to resolve a C1658 code?

- Yes, replacing a rear wheel speed sensor is a task that can be accomplished by a DIY enthusiast with the necessary tools, technical knowledge, and attention to detail.

9. Are there aftermarket solutions available for rear wheel speed sensor replacements?

- Yes, there are aftermarket rear wheel speed sensors available that can be suitable replacements for the original equipment, but it's essential to ensure compatibility and quality.

10. How long does it typically take to repair a C1658 code related to a rear wheel speed sensor malfunction?

- The repair time can vary depending on the exact cause of the issue, but in general, it may take anywhere from 1 to 3 hours to diagnose and repair a rear wheel speed sensor malfunction triggering a C1658 code.

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