C1277 2018 Toyota RAV4 Code - Abnormal Change in Output Signal of Rear Speed Sensor Right
Quick Answer
The speed sensor detects the wheel speed and sends the appropriate signals to the Skid Control ECU (Brake Actuator Assembly). Common causes include Faulty Rear Speed Sensor Right, Rear Speed Sensor Right Rotor (Rear Axle Hub and Bearing Assembly Right), Rear Speed Sensor Right harness is open or shorted. 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
- C1277 2018 Toyota RAV4 indicates Abnormal Change in Output Signal of Rear Speed Sensor Right.
- Common causes
- Common causes include Faulty Rear Speed Sensor Right, Rear Speed Sensor Right Rotor (Rear Axle Hub and Bearing Assembly Right), Rear Speed Sensor Right harness is open or shorted.
- 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 C1277 2018 Toyota RAV4 Description
What are the Possible Causes of the DTC C1277 2018 Toyota RAV4?
- Faulty Rear Speed Sensor Right
- Rear Speed Sensor Right Rotor (Rear Axle Hub and Bearing Assembly Right)
- Rear Speed Sensor Right harness is open or shorted
- Rear Speed Sensor Right circuit poor electrical connection
How to Fix the DTC C1277 2018 Toyota RAV4?
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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1277 2018 Toyota RAV4 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 C1277 2018 Toyota RAV4 code?
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Frequently Asked Questions about C1277 2018 Toyota RAV4 Code
1. What are the common symptoms of OBDII code C1277 in a 2018 Toyota RAV4?
- Common symptoms include the ABS warning light being illuminated on the dashboard, poor braking performance, and potential issues with the vehicle stability control.
2. What does the OBDII code C1277 indicate in a 2018 Toyota RAV4?
- OBDII code C1277 in a 2018 Toyota RAV4 specifically points to an abnormal change in the output signal of the rear speed sensor on the right side of the vehicle.
3. What are the potential causes of OBDII code C1277 in a 2018 Toyota RAV4?
- Possible causes of this code may include a faulty rear speed sensor on the right side, damaged wiring or connectors related to the sensor, or issues with the ABS module.
4. How can I diagnose the issue related to OBDII code C1277 in my 2018 Toyota RAV4?
- Diagnosing the problem involves inspecting the rear speed sensor on the right side, checking the wiring and connectors for any damage, and using a scan tool to retrieve and interpret the error codes.
5. Can I still drive my 2018 Toyota RAV4 with OBDII code C1277?
- It is not recommended to drive the vehicle with this code present, as it can affect the ABS system and compromise the overall safety and performance of the brakes.
6. What are some repair tips for fixing OBDII code C1277 in a 2018 Toyota RAV4?
- Repair tips may include replacing the rear speed sensor on the right side, repairing or replacing any damaged wiring or connectors, and resetting the ABS system after the repair is completed.
7. Is it possible to clear OBDII code C1277 in a 2018 Toyota RAV4 without fixing the underlying issue?
- While you can clear the code temporarily, it is important to address the root cause of the problem to prevent it from recurring and ensure the proper functioning of the ABS system.
8. How much does it typically cost to repair OBDII code C1277 in a 2018 Toyota RAV4?
- The cost of repair can vary depending on the specific issue, but it may involve expenses for parts such as the rear speed sensor, labor for diagnosis and repair, and any additional components that need to be replaced.
9. Can a DIY enthusiast without much experience fix OBDII code C1277 in a 2018 Toyota RAV4?
- While some basic repairs like sensor replacement may be possible for DIY enthusiasts, diagnosing and fixing electrical issues like this code may require advanced knowledge and tools, so it is recommended to consult a professional mechanic.
10. How often does OBDII code C1277 occur in a 2018 Toyota RAV4?
- The occurrence of this code can vary, but if the proper maintenance and inspections are carried out regularly, issues related to the rear speed sensor can be identified and resolved promptly.
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