C1271 Lexus Code - Low Output Signal of Front Right Speed Sensor
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 Right, Front Speed Sensor Right Rotor (Front Axle Hub Sub-Assembly Right), Front 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
- C1271 Lexus indicates Low Output Signal of Front Right Speed Sensor.
- Common causes
- Common causes include Faulty Front Speed Sensor Right, Front Speed Sensor Right Rotor (Front Axle Hub Sub-Assembly Right), Front 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 C1271 Lexus Description
What are the Possible Causes of the DTC C1271 Lexus?
- Faulty Front Speed Sensor Right
- Front Speed Sensor Right Rotor (Front Axle Hub Sub-Assembly Right)
- Front Speed Sensor Right harness is open or shorted
- Front Speed Sensor Right circuit poor electrical connection
How to Fix the DTC C1271 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
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 C1271 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 C1271 Lexus Code
1. What does the OBDII code C1271 mean for a Lexus?
C1271 indicates a "Low Output Signal of Front Right Speed Sensor," meaning the ABS module is not receiving the proper signal from the front right wheel speed sensor.
2. What are the common symptoms of the C1271 code in a Lexus?
Symptoms may include an illuminated ABS or traction control warning light, erratic braking behavior, or the ABS system becoming temporarily disabled.
3. What causes the C1271 code to trigger in a Lexus?
Common causes include a faulty front right wheel speed sensor, damaged sensor wiring or connectors, debris obstructing the sensor, or a malfunctioning ABS module.
4. Can I still drive my Lexus with the C1271 code active?
While the vehicle may still be drivable, the ABS and traction control systems may not function properly, increasing the risk of loss of control in slippery conditions.
5. How do you diagnose the C1271 code on a Lexus?
Diagnosis involves scanning for codes using an OBDII scanner, inspecting the front right speed sensor and wiring for damage, and testing the sensor’s output with a multimeter.
6. How do you fix the C1271 code in a Lexus?
Repairs may include replacing the front right wheel speed sensor, repairing damaged wiring, cleaning debris from the sensor area, or replacing the ABS module if necessary.
7. How much does it cost to repair the C1271 code on a Lexus?
Repair costs vary but typically range between $100 and $300 for parts and labor, depending on whether the sensor or wiring needs replacement.
8. Can a dirty wheel speed sensor cause the C1271 code?
Yes, dirt or debris around the front right wheel speed sensor can interfere with its signal, potentially triggering the code.
9. Will resetting the code fix the C1271 issue in a Lexus?
Simply resetting the code will not resolve the underlying issue. The cause must be identified and repaired to prevent the code from returning.
10. How can I prevent the C1271 code from occurring again?
Regular maintenance, including inspecting wheel speed sensors and keeping the sensor area clean, can help prevent this code from recurring.
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