AutoCodesToyota – P2135 2017 Toyota RAV4

P2135 2017 Toyota RAV4 Code - Throttle / Pedal Position Sensor / Switch 'A' / 'B' Voltage Correlation

Quick Answer

The throttle position sensor is mounted on the throttle with motor body assembly and detects the opening angle of the throttle valve. Common causes include Faulty Throttle Position Sensor (built into Throttle Body Assembly), Throttle Position Sensor circuit is open or shorted, Throttle Position Sensor 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
P2135 2017 Toyota RAV4 indicates Throttle / Pedal Position Sensor / Switch 'A' / 'B' Voltage Correlation.
Common causes
Common causes include Faulty Throttle Position Sensor (built into Throttle Body Assembly), Throttle Position Sensor circuit is open or shorted, Throttle Position Sensor 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.
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Code Popularity 543
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 23, 2022
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Code P2135 2017 Toyota RAV4 Description

The throttle position sensor is mounted on the throttle with motor body assembly and detects the opening angle of the throttle valve. This sensor is a non-contact type sensor. It uses Hall-effect elements in order to yield accurate signals even in extreme driving conditions, such as at high speeds as well as very low speeds.
As the valve closes, the sensor output voltage decreases and as the valve opens, the sensor output voltage increases. The Engine Control Module (ECM) calculates the throttle valve opening angle according to these signals and controls the throttle actuator in response to driver inputs. These signals are also used in calculations such as air-fuel ratio correction, power increase correction, and fuel-cut control.
The ECM uses the throttle position sensor to monitor the throttle valve opening angle. There are several checks that the ECM performs to confirm the proper operation of the throttle position sensor.
This sensor transmits two signals, if the output voltage difference between the two signals deviates from the normal operating range, the ECM interprets this as a malfunction in the throttle position sensor. The ECM illuminates the MIL and stores the Diagnostic Trouble Code (DTC).
OBDII Code P2135 2017 Toyota RAV4 - Throttle / Pedal Position Sensor / Switch 'A' / 'B' Voltage Correlation - AutoCodes.com
P2135 2017 Toyota RAV4 Code - Throttle / Pedal Position Sensor / Switch 'A' / 'B' Voltage Correlation

What are the Possible Causes of the DTC P2135 2017 Toyota RAV4?

  • Faulty Throttle Position Sensor (built into Throttle Body Assembly)
  • Throttle Position Sensor circuit is open or shorted
  • Throttle Position Sensor poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P2135 2017 Toyota RAV4?

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 P2135 2017 Toyota RAV4 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.

Need more information about the P2135 2017 Toyota RAV4 code?

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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 P2135 2017 Toyota RAV4 Code

1. What are common symptoms of OBDII code P2135 in a 2017 Toyota RAV4?

The common symptoms of code P2135 in a Toyota RAV4 may include reduced engine power, hesitation or stalling when accelerating, and the vehicle going into limp mode.

2. What does OBDII code P2135 indicate in a 2017 Toyota RAV4?

Code P2135 in a 2017 Toyota RAV4 indicates a Throttle/Pedal Position Sensor/Switch 'A'/'B' Voltage Correlation issue, meaning there is a discrepancy between the signals from these sensors.

3. What are the possible causes of OBDII code P2135 in a 2017 Toyota RAV4?

Possible causes of code P2135 in a Toyota RAV4 include a faulty throttle position sensor, problems with the pedal position sensor, wiring issues, or a malfunctioning electronic throttle control system.

4. How can I diagnose OBDII code P2135 in my 2017 Toyota RAV4?

Diagnosing code P2135 involves checking the throttle and pedal position sensor readings with a scan tool, inspecting the wiring for any damage or loose connections, and testing the electronic throttle control system for proper operation.

5. Can I still drive my 2017 Toyota RAV4 with OBDII code P2135?

It is not recommended to drive your Toyota RAV4 with code P2135 as it can lead to unsafe driving conditions due to reduced engine power or potential stalling. It's best to address the issue promptly.

6. How can I repair OBDII code P2135 on my 2017 Toyota RAV4?

Repairing code P2135 may involve replacing the faulty throttle or pedal position sensor, repairing any damaged wiring, or addressing issues with the electronic throttle control system as needed.

7. Will resetting the OBDII code P2135 in my 2017 Toyota RAV4 make it go away permanently?

Simply resetting the code may temporarily clear the Check Engine Light, but if the underlying issue causing code P2135 is not fixed, the code is likely to return. It's essential to diagnose and address the root cause.

8. Is it necessary to visit a mechanic for OBDII code P2135 in a 2017 Toyota RAV4?

While some DIY enthusiasts may diagnose and repair code P2135 themselves, it's recommended to consult a qualified mechanic for accurate diagnosis and proper resolution of the issue to avoid further complications.

9. How much does it cost to fix OBDII code P2135 in a 2017 Toyota RAV4?

The cost of fixing code P2135 in a Toyota RAV4 can vary depending on the exact cause of the issue, the labor rates in your area, and whether you choose to use genuine Toyota parts or aftermarket alternatives.

10. Can a bad throttle position sensor cause OBDII code P2135 in a 2017 Toyota RAV4?

Yes, a malfunctioning throttle position sensor can indeed cause code P2135 in a 2017 Toyota RAV4 as it plays a crucial role in providing accurate throttle position data to the engine control module.

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