C1571 Toyota Code - Vehicle Speed Signal Malfunction
Quick Answer
The Power Steering ECU receives vehicle speed signals from the Skid Control ECU via CAN communication. Common causes include Faulty Vehicle Speed Sensor, Vehicle Speed Sensor harness is open or shorted, Vehicle Speed Sensor circuit poor electrical connection. 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
- C1571 Toyota indicates Vehicle Speed Signal Malfunction.
- Common causes
- Common causes include Faulty Vehicle Speed Sensor, Vehicle Speed Sensor harness is open or shorted, Vehicle Speed Sensor circuit poor electrical connection.
- 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 C1571 Toyota Description
What are the Possible Causes of the DTC C1571 Toyota?
- Faulty Vehicle Speed Sensor
- Vehicle Speed Sensor harness is open or shorted
- Vehicle Speed Sensor circuit poor electrical connection
- Faulty Skid Control ECU
- Faulty Power Steering ECU
How to Fix the DTC C1571 Toyota?
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.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1571 Toyota 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 C1571 Toyota Code
1. What does OBDII code C1571 mean on a Toyota?
Code C1571 indicates a Vehicle Speed Signal Malfunction, meaning the vehicle's ECU is not receiving a proper speed signal from the speed sensor.
2. What are the common symptoms of code C1571 in a Toyota?
Symptoms may include an illuminated ABS or traction control warning light, erratic speedometer readings, or issues with stability control functionality.
3. What causes code C1571 in a Toyota?
Common causes include a faulty vehicle speed sensor, damaged wiring or connectors, a malfunctioning ABS module, or issues in the CAN communication network.
4. How is C1571 diagnosed in a Toyota?
A technician will use a scan tool to read the code, inspect the speed sensor and its wiring, check for continuity in the circuit, and test the ABS module for proper operation.
5. Can I still drive my Toyota with code C1571?
While the vehicle may still be drivable, safety systems like ABS or traction control may not function properly, potentially compromising safety.
6. How do you fix OBDII code C1571 on a Toyota?
Repairs may include replacing a faulty speed sensor, repairing damaged wiring or connectors, reprogramming or replacing the ABS module, or addressing CAN communication issues.
7. How much does it cost to repair a C1571 code on a Toyota?
Repair costs can range from $100 to $300 for a speed sensor replacement and higher if ABS module repairs or wiring fixes are required.
8. Can a weak battery cause a C1571 code in a Toyota?
Yes, a weak or failing battery can cause issues in the vehicle's electrical systems, including triggering communication errors like C1571.
9. Is C1571 specific to a certain Toyota model?
No, C1571 can appear in various Toyota models equipped with ABS and traction control systems that rely on vehicle speed signals.
10. Will clearing the C1571 code fix the problem?
Clearing the code may turn off the warning light temporarily, but the underlying issue must be resolved to prevent the code from returning.
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