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P0791 2014 Toyota RAV4 Code - Intermediate Shaft Speed Sensor 'A' Circuit

Quick Answer

The P0791 code in a 2014 Toyota RAV4 indicates a problem with the Intermediate Shaft Speed Sensor 'A' Circuit. Common causes include Faulty intermediate shaft speed sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or debris in the sensor. 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
P0791 2014 Toyota RAV4 indicates Intermediate Shaft Speed Sensor 'A' Circuit.
Common causes
Common causes include Faulty intermediate shaft speed sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or debris in the sensor.
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.
What is this?
Table of contents Created and updated by William Orellana on Aug 19, 2024
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Code P0791 2014 Toyota RAV4 Description

The P0791 code in a 2014 Toyota RAV4 indicates a problem with the Intermediate Shaft Speed Sensor 'A' Circuit. This sensor is responsible for monitoring the speed of the intermediate shaft in the transmission. The information gathered by this sensor is used by the vehicle's engine control module to adjust shift points and optimize performance. When this sensor malfunctions or the circuit is compromised, it can lead to issues with shifting, fuel efficiency, and overall drivability.

OBDII Code P0791 2014 Toyota RAV4 - Intermediate Shaft Speed Sensor 'A' Circuit
P0791 2014 Toyota RAV4 Code - Intermediate Shaft Speed Sensor 'A' Circuit

Common Causes of P0791 2014 Toyota RAV4

  1. Faulty intermediate shaft speed sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Corrosion or debris in the sensor
  4. Issues with the engine control module
  5. Electrical issues within the transmission system

Symptoms of P0791 2014 Toyota RAV4

  1. Harsh or delayed shifting
  2. Transmission slipping
  3. Check Engine Light illuminated
  4. Decreased fuel efficiency
  5. Rough idle

How to Fix P0791 2014 Toyota RAV4

  1. Diagnose the specific cause of the code using a scan tool
  2. Inspect the intermediate shaft speed sensor and its wiring for damage or corrosion
  3. Replace the faulty sensor or repair any damaged wiring/connectors
  4. Clear the code and test drive the vehicle to ensure the issue is resolved
  5. If necessary, reprogram the engine control module to calibrate the new sensor

Cost to Fix P0791 2014 Toyota RAV4

The cost of repairing a P0791 code in a 2014 Toyota RAV4 can vary depending on the specific cause of the issue. On average, the parts for this repair, including a new intermediate shaft speed sensor, can range from $100 to $200. Labor costs can add an additional $100 to $200, bringing the total repair cost to approximately $200 to $400. It's important to note that diagnostic time and labor rates can vary, so it's recommended to obtain quotes from local auto repair shops for a more accurate estimate.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0791 2014 Toyota RAV4 Code

1. What are the common symptoms of OBDII code P0791 in a 2014 Toyota RAV4?

The common symptoms include issues with shifting gears, harsh shifting, transmission slipping, and illuminated warning lights on the dashboard.

2. What can cause the OBDII code P0791 to appear in a 2014 Toyota RAV4?

The code P0791 usually appears due to a faulty intermediate shaft speed sensor 'A', damaged wiring or connectors related to the sensor, or internal transmission issues.

3. How can I diagnose the cause of OBDII code P0791 in my 2014 Toyota RAV4?

Diagnosing the code typically involves using a scan tool to retrieve the trouble codes, inspecting the intermediate shaft speed sensor 'A' and its wiring, and conducting a thorough transmission system check.

4. Can I continue driving my 2014 Toyota RAV4 with OBDII code P0791 present?

It is not recommended to continue driving with the code P0791 active, as it can lead to further damage to the transmission system and potentially result in costly repairs.

5. How can I repair OBDII code P0791 in my 2014 Toyota RAV4?

Repairing the code P0791 may involve replacing the faulty intermediate shaft speed sensor 'A', repairing or replacing damaged wiring or connectors, or addressing any internal transmission issues.

6. Are there any DIY tips for fixing OBDII code P0791 in a 2014 Toyota RAV4?

While some basic troubleshooting steps can be taken, it is advisable to seek professional assistance for diagnosing and repairing OBDII code P0791 to ensure the proper functioning of the transmission system.

7. How much does it typically cost to repair OBDII code P0791 in a 2014 Toyota RAV4?

The cost of repairing OBDII code P0791 can vary depending on the extent of the damage, parts needed for replacement, and labor costs. It is recommended to obtain quotes from reputable automotive repair shops.

8. Can a faulty intermediate shaft speed sensor 'A' cause other transmission issues in a 2014 Toyota RAV4?

Yes, a faulty intermediate shaft speed sensor 'A' can cause various transmission issues such as erratic shifting, transmission slipping, and other related problems in the vehicle.

9. Is it possible to prevent OBDII code P0791 from appearing in my 2014 Toyota RAV4?

Regular maintenance of the transmission system, including checking and replacing sensors as needed, can help prevent issues like OBDII code P0791 from appearing in your Toyota RAV4.

10. How long does it take to repair OBDII code P0791 in a 2014 Toyota RAV4?

The repair time for OBDII code P0791 can vary depending on the exact cause of the issue, availability of parts, and the expertise of the technician. It is advisable to consult with a professional for an accurate estimate of repair time.

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