C1403 Lexus Code - Rear Speed Sensor Right 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 Right (Rear Axle Hub and Bearing Assembly 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
- C1403 Lexus indicates Rear Speed Sensor Right Malfunction.
- Common causes
- Common causes include Faulty Rear Speed Sensor Right (Rear Axle Hub and Bearing Assembly 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 C1403 Lexus Description
What are the Possible Causes of the DTC C1403 Lexus?
- Faulty Rear Speed Sensor Right (Rear Axle Hub and Bearing Assembly 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 C1403 Lexus?
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 C1403 Lexus 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 C1403 Lexus Code
1. What are the common symptoms of OBDII code C1403 in a Lexus related to the Rear Speed Sensor Right Malfunction?
- Common symptoms include the ABS warning light illuminating on the dashboard, traction control issues, and potential loss of stability control.
2. What can cause the Rear Speed Sensor Right Malfunction code C1403 in a Lexus?
- Possible causes include a faulty rear speed sensor on the right side, damaged wiring or connectors, or sensor alignment issues.
3. How can I diagnose the Rear Speed Sensor Right Malfunction in my Lexus when OBDII code C1403 is triggered?
- Diagnosis typically involves visually inspecting the sensor and its connections, checking for damaged wires, and testing the sensor's functionality with a multimeter.
4. Are there any DIY repair tips for fixing the C1403 code related to the Rear Speed Sensor Right Malfunction in a Lexus?
- DIY repair tips include checking and cleaning the sensor connections, ensuring proper alignment, and replacing the sensor if it is found to be faulty.
5. Can driving with the OBDII code C1403 indicating a Rear Speed Sensor Right Malfunction pose any risks?
- Continuing to drive with this issue may compromise the vehicle's stability control and ABS functions, potentially affecting safety during braking and cornering.
6. How much does it typically cost to repair the Rear Speed Sensor Right Malfunction triggering OBDII code C1403 in a Lexus?
- Repair costs can vary depending on the exact cause of the issue, but they may range from $100 to $300 for parts and labor.
7. Is it possible to reset the OBDII code C1403 related to the Rear Speed Sensor Right Malfunction in a Lexus without fixing the underlying issue?
- While clearing the code temporarily can be done with an OBDII scanner, it is not recommended as the problem will persist and may lead to safety concerns.
8. Can extreme weather conditions or road debris impact the Rear Speed Sensor Right Malfunction code C1403 in a Lexus?
- Yes, harsh weather conditions or debris on the road can potentially damage the sensor or its connections, triggering the malfunction code.
9. Are there any recalls or technical service bulletins related to the OBDII code C1403 for the Rear Speed Sensor Right Malfunction in Lexus vehicles?
- It's advisable to check with Lexus dealership or official sources for any recalls or technical service bulletins specific to this issue in your vehicle model.
10. How urgent is it to address the OBDII code C1403 for the Rear Speed Sensor Right Malfunction in a Lexus?
- It is recommended to address this issue promptly to ensure the proper functioning of the vehicle's ABS and stability control systems, maintaining optimal safety on the road.
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