C1404 2015 Toyota RAV4 Code - Rear Speed Sensor Left Malfunction
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 Left (Rear Axle Hub and Bearing Assembly Left), Rear Speed Sensor Left Rotor (Rear Axle Hub and Bearing Assembly Left), Rear Speed Sensor Left 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
- C1404 2015 Toyota RAV4 indicates Rear Speed Sensor Left Malfunction.
- Common causes
- Common causes include Faulty Rear Speed Sensor Left (Rear Axle Hub and Bearing Assembly Left), Rear Speed Sensor Left Rotor (Rear Axle Hub and Bearing Assembly Left), Rear Speed Sensor Left 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 C1404 2015 Toyota RAV4 Description
What are the Possible Causes of the DTC C1404 2015 Toyota RAV4?
- Faulty Rear Speed Sensor Left (Rear Axle Hub and Bearing Assembly Left)
- Rear Speed Sensor Left Rotor (Rear Axle Hub and Bearing Assembly Left)
- Rear Speed Sensor Left harness is open or shorted
- Rear Speed Sensor Left circuit poor electrical connection
How to Fix the DTC C1404 2015 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 C1404 2015 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.
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Frequently Asked Questions about C1404 2015 Toyota RAV4 Code
1. What does OBDII code C1404 mean on a 2015 Toyota RAV4?
Code C1404 indicates a "Rear Speed Sensor Left Malfunction," meaning the ABS system has detected an issue with the left rear wheel speed sensor or its circuit.
2. What are the symptoms of code C1404 on a 2015 Toyota RAV4?
Common symptoms include the ABS warning light illuminated on the dashboard, loss of ABS functionality, or inconsistent braking performance.
3. What causes the C1404 code on a 2015 Toyota RAV4?
Possible causes include a faulty left rear wheel speed sensor, damaged wiring or connectors, debris or corrosion on the sensor, or issues with the ABS control module.
4. Can I drive my 2015 Toyota RAV4 with code C1404?
While the vehicle is drivable, the ABS system may not function properly, increasing the risk of skidding or loss of control during hard braking or slippery conditions.
5. How do I diagnose the C1404 code on a 2015 Toyota RAV4?
Diagnosis involves inspecting the left rear speed sensor, checking for damaged wiring or loose connections, and using a multimeter or scan tool to measure sensor output and circuit continuity.
6. How do I fix the C1404 code on a 2015 Toyota RAV4?
Repairs may include cleaning or replacing the left rear wheel speed sensor, repairing damaged wiring or connectors, or replacing the ABS control module if necessary.
7. How much does it cost to repair code C1404 on a 2015 Toyota RAV4?
Repair costs vary, but replacing a wheel speed sensor typically costs $100–$300, including parts and labor. Additional wiring or module repairs may increase the cost.
8. Can a dirty wheel speed sensor cause the C1404 code?
Yes, debris, dirt, or corrosion on the left rear wheel speed sensor can interfere with its operation and trigger the C1404 code.
9. How can I prevent code C1404 from occurring again on my 2015 Toyota RAV4?
Regularly inspect and clean the wheel speed sensors, ensure wiring and connectors are free of damage, and avoid driving in conditions that expose the sensor to excessive dirt or moisture.
10. Do I need to reset the ABS system after fixing code C1404 on a 2015 Toyota RAV4?
Yes, after repairs, you may need to clear the code using an OBDII scan tool and test drive the vehicle to ensure the issue is resolved.
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