C1020 Dodge Code - Left Rear Wheel Speed Sensor Circuit
Quick Answer
The Anti-Lock Brake System (ABS) Module monitors the Left Rear Wheel Speed Sensor. Common causes include Faulty Left Rear Wheel Speed Sensor, Left Rear Wheel Speed Sensor harness is open or shorted, Left Rear Wheel Speed Sensor circuit poor electrical connection. 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
- C1020 Dodge indicates Left Rear Wheel Speed Sensor Circuit.
- Common causes
- Common causes include Faulty Left Rear Wheel Speed Sensor, Left Rear Wheel Speed Sensor harness is open or shorted, Left Rear Wheel Speed Sensor circuit poor electrical connection.
- 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.
Code C1020 Dodge Description
What are the Possible Causes of the DTC C1020 Dodge?
- Faulty Left Rear Wheel Speed Sensor
- Left Rear Wheel Speed Sensor harness is open or shorted
- Left Rear Wheel Speed Sensor circuit poor electrical connection
- Faulty Anti-Lock Brake System (ABS) Module
How to Fix the DTC C1020 Dodge?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1020 Dodge code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the C1020 Dodge code?
Need more information on how to fix the C1020 Dodge code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the C1020 Dodge code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about C1020 Dodge Code
1. What are the common symptoms of OBDII code C1020 for the left rear wheel speed sensor circuit in a Dodge?
- Common symptoms include ABS or traction control warning lights illuminated on the dashboard, erratic speedometer readings, and potential loss of traction control functionality.
2. What are the possible causes of OBDII code C1020 in a Dodge related to the left rear wheel speed sensor circuit?
- Possible causes include a faulty left rear wheel speed sensor, damaged wiring or connectors in the sensor circuit, or issues with the ABS module.
3. How can I diagnose the left rear wheel speed sensor circuit issue causing OBDII code C1020 in my Dodge?
- Use a diagnostic scanner to retrieve the specific trouble codes, visually inspect the wiring and connectors for damage, and test the left rear wheel speed sensor for proper resistance and output signals.
4. Can a dirty or contaminated left rear wheel speed sensor cause OBDII code C1020 in a Dodge?
- Yes, a dirty or contaminated wheel speed sensor can disrupt the signal and trigger the C1020 code. Cleaning the sensor or removing any debris may resolve the issue.
5. Is it possible to repair the left rear wheel speed sensor circuit issue causing OBDII code C1020 in a Dodge without professional help?
- Depending on your level of mechanical expertise, you may be able to repair the issue yourself by replacing the left rear wheel speed sensor, repairing damaged wiring, or addressing connector issues.
6. Are there any temporary solutions to consider if OBDII code C1020 appears in a Dodge due to the left rear wheel speed sensor circuit issue?
- Resetting the trouble codes using a diagnostic scanner may temporarily clear the warning lights, but it's essential to address the root cause of the issue to prevent it from recurring.
7. How critical is it to address OBDII code C1020 related to the left rear wheel speed sensor circuit in a Dodge promptly?
- It is crucial to address this issue promptly as it can affect the proper functioning of the ABS and traction control systems, potentially compromising the vehicle's safety and stability.
8. Can a damaged ABS module cause OBDII code C1020 for the left rear wheel speed sensor circuit in a Dodge?
- Yes, a faulty ABS module can interfere with the communication between the left rear wheel speed sensor and the vehicle's system, triggering the C1020 trouble code.
9. What is the typical cost to repair the left rear wheel speed sensor circuit issue causing OBDII code C1020 in a Dodge?
- The cost of repair can vary depending on the specific cause of the issue, but generally, replacing a wheel speed sensor or repairing wiring can range from $100 to $300 at a repair shop.
10. How can I prevent OBDII code C1020 from reoccurring in my Dodge after repairing the left rear wheel speed sensor circuit issue?
- Regularly inspect and maintain the wheel speed sensors, wiring, and connectors, and address any issues promptly to prevent dirt, debris, or damage from causing the code to reappear.
Discuss the causes and fixes for C1020 Dodge OBDII Code
-
So does this code C1020 mean I need to replace the "Left Rear Wheel Speed Sensor"?
-
The C1020 code means that there is problem with the Left Rear Wheel Speed Sensor. Could be the wires to the sensor, loose sensor or the sensor it self. First thing you need to do is check the sensor for damage and sensor wires. Blowouts or road debris can sometimes damage the sensor. What model and year is your vehicle?
-
It is a 2011 Ram 1500 Bighorn edition. I will have to look in the morning as it is dark now.
Thank you.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
