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C1274 2017 Toyota RAV4 Code - Low Output Signal of Rear Speed Sensor Left

Quick Answer

The C1274 code on a 2017 Toyota RAV4 indicates a low output signal from the rear speed sensor on the left side of the vehicle. Common causes include Faulty rear speed sensor, Damaged wiring or connectors leading to the speed sensor, Corrosion or debris affecting the sensor's performance. 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
C1274 2017 Toyota RAV4 indicates Low Output Signal of Rear Speed Sensor Left.
Common causes
Common causes include Faulty rear speed sensor, Damaged wiring or connectors leading to the speed sensor, Corrosion or debris affecting the sensor's performance.
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 16, 2024
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Code C1274 2017 Toyota RAV4 Description

The C1274 code on a 2017 Toyota RAV4 indicates a low output signal from the rear speed sensor on the left side of the vehicle. The speed sensor is a crucial component of the vehicle's anti-lock braking system (ABS) and traction control system. It is responsible for measuring the speed of the wheels and sending this information to the vehicle's electronic control unit (ECU). When the ECU detects a low output signal from the rear speed sensor on the left side, it can lead to issues with the ABS and traction control systems.

OBDII Code C1274 2017 Toyota RAV4 - Low Output Signal of Rear Speed Sensor Left
C1274 2017 Toyota RAV4 Code - Low Output Signal of Rear Speed Sensor Left

Common Causes of C1274 2017 Toyota RAV4

  1. Faulty rear speed sensor.
  2. Damaged wiring or connectors leading to the speed sensor.
  3. Corrosion or debris affecting the sensor's performance.
  4. Issues with the ABS module or ECU.
  5. Electrical problems within the ABS system.

Symptoms of C1274 2017 Toyota RAV4

  1. Illumination of the ABS warning light on the dashboard.
  2. Traction control system engaging unexpectedly or not working properly.
  3. Increased stopping distance during braking.
  4. Uneven braking or pulling to one side during braking.
  5. Noise or vibration from the ABS system during operation.

How to Fix C1274 2017 Toyota RAV4

  1. Begin by conducting a visual inspection of the rear speed sensor and its wiring for any visible damage or corrosion.
  2. Use a multimeter to test the output signal of the speed sensor and compare it to manufacturer specifications.
  3. Replace the rear speed sensor if it is found to be faulty or producing a low output signal.
  4. Check and repair any damaged wiring or connectors leading to the speed sensor.
  5. Clear the diagnostic trouble codes from the vehicle's ECU and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix C1274 2017 Toyota RAV4

The typical repair costs for addressing a low output signal of the rear speed sensor left code (C1274) on a 2017 Toyota RAV4 can range from $150 to $400. This estimate includes the cost of a new rear speed sensor, any necessary wiring repairs, and labor charges. However, it is important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may be higher at dealerships or in metropolitan areas. Independent shops often offer lower labor rates, so it is recommended to inquire locally for a more accurate cost estimate.

What does this mean?

Tech Notes for C1274 2017 Toyota RAV4

Because the Rear Axle Hub and Bearing Assembly cannot be disassembled, if the Rear Speed Sensor needs replacement, replace the Rear Axle Hub and Bearing Assembly.

Need more information about the C1274 2017 Toyota RAV4 code?

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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 C1274 2017 Toyota RAV4 Code

1. What are the common symptoms of OBDII code C1274 in a 2017 Toyota RAV4?

- Common symptoms include the ABS warning light being illuminated on the dashboard, potential traction control issues, and erratic behavior in the vehicle's braking system.

2. What does the OBDII code C1274 indicate in a 2017 Toyota RAV4?

- OBDII code C1274 in a 2017 Toyota RAV4 specifically points to a "Low Output Signal of Rear Speed Sensor Left" issue.

3. What are the possible causes of OBDII code C1274 in a 2017 Toyota RAV4?

- Possible causes include a faulty rear speed sensor on the left side, damaged wiring or connectors leading to the speed sensor, or issues with the ABS control module.

4. How can I diagnose the OBDII code C1274 in my 2017 Toyota RAV4?

- Diagnosis involves inspecting the rear speed sensor on the left side for any visible damage, checking the wiring and connectors for continuity, and using a scan tool to retrieve specific diagnostic trouble codes.

5. Can I drive my 2017 Toyota RAV4 with OBDII code C1274?

- It is not recommended to drive the vehicle with OBDII code C1274 as it can affect the operation of the ABS system and traction control, compromising overall safety.

6. How can I repair OBDII code C1274 in my 2017 Toyota RAV4?

- Repair typically involves replacing the rear speed sensor on the left side if it is found to be faulty, repairing any damaged wiring or connectors, and clearing the trouble codes with a scan tool.

7. Is it necessary to reset the ABS system after fixing OBDII code C1274 in a 2017 Toyota RAV4?

- Yes, it is recommended to reset the ABS system after repairing OBDII code C1274 to ensure proper functionality and to clear any remaining error codes.

8. Can weather conditions impact the occurrence of OBDII code C1274 in a 2017 Toyota RAV4?

- Extreme weather conditions, such as heavy rain or snow, can potentially affect the rear speed sensor and lead to the triggering of OBDII code C1274 in a 2017 Toyota RAV4.

9. How much does it cost to repair OBDII code C1274 in a 2017 Toyota RAV4?

- The cost of repairing OBDII code C1274 can vary depending on the specific issue, but it typically involves replacing the rear speed sensor, which may range from $100 to $300 including labor costs.

10. Are there any recalls related to OBDII code C1274 in a 2017 Toyota RAV4?

- It is advisable to check with Toyota dealership or the National Highway Traffic Safety Administration (NHTSA) for any recalls related to OBDII code C1274 in a 2017 Toyota RAV4.

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