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P2135 2012 Nissan Sentra Code - Throttle Position Sensor Circuit Range/Performance

Quick Answer

The P2135 diagnostic trouble code (DTC) for a 2012 Nissan Sentra indicates a problem with the Throttle Position Sensor (TPS) circuit, specifically related to its range or performance. Common causes include Worn or faulty Throttle Position Sensor, Damaged or corroded wiring/connectors in the TPS circuit, Faulty Electronic Control Module (ECM). 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 2012 Nissan Sentra indicates Throttle Position Sensor Circuit Range/Performance.
Common causes
Common causes include Worn or faulty Throttle Position Sensor, Damaged or corroded wiring/connectors in the TPS circuit, Faulty Electronic Control Module (ECM).
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 Sep 14, 2024
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Code P2135 2012 Nissan Sentra Description

The P2135 diagnostic trouble code (DTC) for a 2012 Nissan Sentra indicates a problem with the Throttle Position Sensor (TPS) circuit, specifically related to its range or performance. The TPS is a crucial component of the vehicle's electronic throttle control system, responsible for monitoring the position of the throttle pedal and sending this information to the engine control module (ECM). The ECM uses this data to adjust the air-fuel mixture and control the engine's performance.

OBDII Code P2135 2012 Nissan Sentra - Throttle Position Sensor Circuit Range/Performance
P2135 2012 Nissan Sentra Code - Throttle Position Sensor Circuit Range/Performance

Common Causes of P2135 2012 Nissan Sentra

  1. Worn or faulty Throttle Position Sensor.
  2. Damaged or corroded wiring/connectors in the TPS circuit.
  3. Faulty Electronic Control Module (ECM).
  4. Poor electrical connections in the TPS circuit.
  5. Environmental factors such as moisture or debris affecting TPS operation.

Symptoms of P2135 2012 Nissan Sentra

  1. Rough idling or unstable engine speed.
  2. Hesitation or lack of response when accelerating.
  3. Engine stalling or shutting off unexpectedly.
  4. Reduced fuel efficiency.
  5. Illumination of the Check Engine Light.

How to Fix P2135 2012 Nissan Sentra

  1. Begin by diagnosing the TPS circuit using a scan tool to confirm the P2135 code.
  2. Inspect the TPS for any signs of wear or damage and test its functionality.
  3. Check the wiring harness and connectors for any corrosion or damage, repairing or replacing as needed.
  4. Test the ECM for proper operation and communication with the TPS.
  5. Clear the DTC and perform a test drive to ensure the issue has been resolved.

Cost to Fix P2135 2012 Nissan Sentra

The typical repair costs for addressing a P2135 code on a 2012 Nissan Sentra can range from $150 to $400, depending on the specific cause of the issue and the cost of parts and labor. This estimate includes the price of a new Throttle Position Sensor, potential wiring repairs, and diagnostic labor. It's important to note that prices can vary based on location, the complexity of the repair, and the rates charged by individual auto repair shops. It's recommended to obtain quotes from multiple shops to ensure a competitive price for the repair.

When is the Code Detected?

The code P2135 is set when the and incorrect voltage is sent to the Engine Control Module (ECM) compared with the signals from Throttle Position (TP) sensor 1 and Throttle Position (TP) sensor 2

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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 2012 Nissan Sentra Code

1. What are common symptoms of OBDII code P2135 in a 2012 Nissan Sentra?

- Common symptoms include reduced engine power, hesitation or stalling, and illuminated Check Engine Light.

2. What does the OBDII code P2135 on a 2012 Nissan Sentra indicate?

- The code P2135 indicates an issue with the Throttle Position Sensor Circuit Range/Performance.

3. What are the possible causes of OBDII code P2135 in a 2012 Nissan Sentra?

- Possible causes include a faulty throttle position sensor, wiring issues, poor electrical connections, or a problem with the throttle body.

4. How can I diagnose the cause of OBDII code P2135 in my 2012 Nissan Sentra?

- Diagnose by checking the throttle position sensor for proper operation, inspecting the wiring for damage, and ensuring electrical connections are secure.

5. Can I drive my 2012 Nissan Sentra with OBDII code P2135?

- It is not recommended to drive the vehicle with code P2135 as it can lead to poor performance and potential safety issues.

6. Is it possible to repair OBDII code P2135 in a 2012 Nissan Sentra myself?

- Depending on your skill level, you may be able to repair the issue yourself by replacing the throttle position sensor or addressing wiring/connection problems.

7. How much does it typically cost to fix OBDII code P2135 in a 2012 Nissan Sentra at a repair shop?

- Repair costs can vary, but expect to pay for diagnostic time, parts such as a new throttle position sensor, and labor fees.

8. Are there any preventive measures to avoid OBDII code P2135 in a 2012 Nissan Sentra?

- Regular maintenance, such as cleaning the throttle body and inspecting sensor connections, can help prevent issues that may trigger code P2135.

9. Can a temporary issue trigger OBDII code P2135 in a 2012 Nissan Sentra?

- Yes, sometimes a temporary glitch or sensor malfunction can trigger the code, but it is essential to address the underlying problem to prevent reoccurrence.

10. Will resetting the Check Engine Light clear OBDII code P2135 on a 2012 Nissan Sentra?

- Resetting the Check Engine Light may temporarily clear the code, but if the underlying issue is not fixed, the code is likely to reappear.

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