P1733 Hyundai Code - Rear Speed Sensor High Input
Quick Answer
The P1733 Hyundai code indicates that there is a high input signal coming from the rear speed sensor. Common causes include Faulty rear speed sensor, Damaged wiring or connectors, Corrosion or debris affecting sensor performance. 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
- P1733 Hyundai indicates Rear Speed Sensor High Input.
- Common causes
- Common causes include Faulty rear speed sensor, Damaged wiring or connectors, Corrosion or debris affecting sensor performance.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P1733 Hyundai Description
The P1733 Hyundai code indicates that there is a high input signal coming from the rear speed sensor. The rear speed sensor is a vital component of the vehicle's anti-lock braking system (ABS) and traction control system. This sensor is responsible for monitoring the speed of the rear wheels and sending this information to the vehicle's electronic control unit (ECU). When the ECU detects a high input signal from the rear speed sensor, it means that the sensor is sending a signal that is higher than the expected range. This can lead to inaccurate speed readings and potentially affect the vehicle's ABS and traction control systems.
Common Causes of P1733 Hyundai
- Faulty rear speed sensor
- Damaged wiring or connectors
- Corrosion or debris affecting sensor performance
- ECU malfunction
- Issues with the reluctor ring
Symptoms of P1733 Hyundai
- ABS light illuminated on the dashboard
- Traction control system warning light is on
- Inaccurate speedometer readings
- Braking system feels unstable or inconsistent
How to Fix P1733 Hyundai
- Begin by performing a visual inspection of the rear speed sensor, wiring, and connectors. Look for any visible damage or corrosion that may be causing the high input signal.
- Test the rear speed sensor using a multimeter to check for proper resistance and voltage output. Replace the sensor if it is faulty.
- Inspect the wiring harness and connectors for any signs of damage or wear. Repair or replace any damaged components.
- Clear the diagnostic trouble codes from the ECU using a scan tool and test drive the vehicle to ensure the issue has been resolved.
- If the problem persists, further diagnostics may be needed to identify any underlying issues with the ECU or reluctor ring.
Cost to Fix P1733 Hyundai
The typical repair costs for addressing a P1733 Hyundai code can range from $150 to $500, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may be higher in metropolitan areas or at dealerships, while independent shops often charge less. It's recommended to check local rates for a more accurate estimate before proceeding with the repair.
Need more information about the P1733 Hyundai code?
Need more information on how to fix the P1733 Hyundai code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P1733 Hyundai code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P1733 Hyundai Code
What does the OBDII code P1733 mean for a Hyundai?
P1733 indicates a "Rear Speed Sensor High Input," meaning the transmission control module has detected an unusually high signal from the rear speed sensor.
What are the common symptoms of code P1733 on a Hyundai?
Symptoms include erratic shifting, transmission slipping, reduced fuel efficiency, and possibly the illumination of the check engine light.
What causes the P1733 code to appear on a Hyundai?
Common causes include a faulty rear speed sensor, damaged wiring or connectors, electrical short circuits, or issues with the transmission control module.
How can I diagnose the P1733 code on a Hyundai?
Use an OBDII scanner to confirm the code, inspect the rear speed sensor for damage, check wiring and connectors for corrosion or wear, and test the sensor's output with a multimeter.
Can I drive my Hyundai with the P1733 code active?
Driving with this code is not recommended, as transmission issues could worsen and lead to further damage or unsafe driving conditions.
How do I fix the P1733 code on a Hyundai?
Repairs may involve replacing the rear speed sensor, repairing damaged wiring, cleaning connectors, or updating the transmission control module software.
How much does it cost to repair the P1733 code on a Hyundai?
Repair costs vary, but replacing a rear speed sensor typically costs $50–$200 for parts, plus labor. Wiring repairs or TCM updates may vary based on the extent of the issue.
Can a dirty or contaminated rear speed sensor cause the P1733 code?
Yes, dirt or debris on the sensor can interfere with its ability to detect speed accurately, potentially triggering the high input signal.
How do I prevent the P1733 code from reoccurring on my Hyundai?
Regular maintenance such as inspecting wiring, cleaning sensors, and addressing transmission issues promptly can help prevent recurrence of the code.
Will clearing the P1733 code solve the issue permanently?
Clearing the code does not fix the underlying problem; you must diagnose and repair the root cause to prevent the code from returning.
Discuss the causes and fixes for P1733 Hyundai OBDII Code
Code P1733 Hyundai comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.