C1402 2015 Toyota RAV4 Code - Front 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 Front Speed Sensor Left, Front Speed Sensor Left Rotor (Front Axle Hub Sub-Assembly Left), Front 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
- C1402 2015 Toyota RAV4 indicates Front Speed Sensor Left Malfunction.
- Common causes
- Common causes include Faulty Front Speed Sensor Left, Front Speed Sensor Left Rotor (Front Axle Hub Sub-Assembly Left), Front 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 C1402 2015 Toyota RAV4 Description
What are the Possible Causes of the DTC C1402 2015 Toyota RAV4?
- Faulty Front Speed Sensor Left
- Front Speed Sensor Left Rotor (Front Axle Hub Sub-Assembly Left)
- Front Speed Sensor Left harness is open or shorted
- Front Speed Sensor Left circuit poor electrical connection
How to Fix the DTC C1402 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
If there is iron powder sticking to the rotor, this will result in a malfunction, so confirm that the rotor is not contaminated with foreign material before replacing the sensor.
Check the speed sensor signal after cleaning or replacement.
On most vehicles, the Front Speed Sensor Rotor is incorporated into the Front Axle Hub Sub-Assembly. If the Speed Sensor Rotor needs to be replaced, replace it together with the Front Axle Hub Sub-Assembly.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1402 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 C1402 2015 Toyota RAV4 Code
1. What does the OBDII code C1402 mean on a 2015 Toyota RAV4?
C1402 indicates a malfunction in the front left speed sensor circuit, which is responsible for monitoring the rotational speed of the left front wheel.
2. What are the common symptoms of code C1402 in a 2015 Toyota RAV4?
Common symptoms include the ABS warning light turning on, traction or stability control becoming disabled, and potentially reduced braking performance.
3. What causes the C1402 code to appear in a 2015 Toyota RAV4?
The code can be caused by a faulty front left speed sensor, damaged wiring, corroded connectors, or issues with the ABS control module.
4. How can I diagnose the C1402 code on my 2015 Toyota RAV4?
Inspect the front left speed sensor, check for damaged or corroded wiring and connectors, and use a multimeter to test the sensor’s resistance and signal output.
5. Can I still drive my 2015 Toyota RAV4 with the C1402 code?
While the vehicle may still be drivable, it’s unsafe to drive with a compromised ABS system as it can affect braking and stability, especially in slippery conditions.
6. How do I fix the C1402 code on a 2015 Toyota RAV4?
Repair or replace the front left speed sensor, fix damaged wiring or connectors, and clear the code with a scan tool after repairs.
7. How much does it cost to repair the C1402 code in a 2015 Toyota RAV4?
The cost can range from $100 to $300, depending on whether the sensor needs replacement or wiring repairs are required.
8. Can a dirty wheel hub cause the C1402 code?
Yes, debris or dirt obstructing the speed sensor or the wheel hub can interfere with sensor readings and trigger the code.
9. Will replacing the sensor alone always fix the C1402 code?
Not always. If the wiring, connectors, or ABS module are also faulty, replacing just the sensor may not resolve the issue.
10. How can I prevent the C1402 code from recurring in my 2015 Toyota RAV4?
Regularly inspect and clean the wheel hubs, ensure wiring and connectors are intact, and address any ABS system issues promptly.
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