AutoCodes – Infiniti – P2135 2005 Infiniti G35

P2135 2005 Infiniti G35 Code - Throttle Position Sensor Circuit Range/Performance

Quick Answer

Electric Throttle Control Actuator consists of throttle control motor, throttle position sensor, etc. Common causes include Faulty Electric Throttle Control Actuator (TP sensor 1 and 2), Electric Throttle Control Actuator harness is open or shorted, Electric Throttle Control Actuator circuit poor 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 2005 Infiniti G35 indicates Throttle Position Sensor Circuit Range/Performance.
Common causes
Common causes include Faulty Electric Throttle Control Actuator (TP sensor 1 and 2), Electric Throttle Control Actuator harness is open or shorted, Electric Throttle Control Actuator circuit poor 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 6,107
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P2135 2005 Infiniti G35 Description

Electric Throttle Control Actuator consists of throttle control motor, throttle position sensor, etc. The throttle position sensor responds to the throttle valve movement.

The throttle position sensor has the two sensors. These sensors are a kind of potentiometers which transform the throttle valve position into output voltage, and emit the voltage signal to the Engine Control Module (ECM). In addition, these sensors detect the opening and closing speed of the throttle valve and feed the voltage signals to the ECM. The ECM judges the current opening angle of the throttle valve from these signals and the ECM controls the throttle control motor to make the throttle valve opening angle properly in response to driving condition.
OBDII Code P2135 2005 Infiniti G35 - Throttle Position Sensor Circuit Range/Performance - AutoCodes.com
P2135 2005 Infiniti G35 Code - Throttle Position Sensor Circuit Range/Performance

What are the Possible Causes of the DTC P2135 2005 Infiniti G35?

  • Faulty Electric Throttle Control Actuator (TP sensor 1 and 2)
  • Electric Throttle Control Actuator harness is open or shorted
  • Electric Throttle Control Actuator circuit poor connection
  • Faulty Accelerator Pedal Position Sensor

How to Fix the DTC P2135 2005 Infiniti G35?

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 P2135 2005 Infiniti G35 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 2005 Infiniti G35 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 2005 Infiniti G35 Code

1. What does OBDII code P2135 on a 2005 Infiniti G35 mean?

The code P2135 indicates a Throttle Position Sensor Circuit Range/Performance issue on a 2005 Infiniti G35.

2. What are the common symptoms of a P2135 code in a 2005 Infiniti G35?

Common symptoms of a P2135 code may include poor acceleration, reduced engine power, stalling, and the vehicle going into limp mode.

3. What are the possible causes of a P2135 code in a 2005 Infiniti G35?

Possible causes of a P2135 code include a faulty throttle position sensor, damaged wiring or connectors in the throttle position sensor circuit, or a problem with the throttle body itself.

4. How can I diagnose a P2135 code in my 2005 Infiniti G35?

Diagnosing a P2135 code typically involves using an OBDII scanner to read the code, checking the throttle position sensor's voltage output, inspecting the wiring and connectors for damage, and testing the throttle body for proper operation.

5. Can I still drive my 2005 Infiniti G35 with a P2135 code?

It is not recommended to drive your vehicle with a P2135 code, as it can lead to unsafe driving conditions and potential further damage to the engine or other components.

6. How can I repair a P2135 code on my 2005 Infiniti G35?

Repairing a P2135 code may involve replacing the throttle position sensor, repairing or replacing damaged wiring or connectors, or cleaning and servicing the throttle body.

7. Is it necessary to reset the OBDII system after fixing a P2135 code on a 2005 Infiniti G35?

Yes, it is recommended to reset the OBDII system after fixing a P2135 code to clear the error code and ensure that the issue has been successfully resolved.

8. Can a P2135 code on a 2005 Infiniti G35 be caused by a dirty throttle body?

Yes, a dirty throttle body can sometimes cause a P2135 code by affecting the sensor's readings and performance. Cleaning the throttle body may help resolve the issue.

9. How much does it cost to repair a P2135 code on a 2005 Infiniti G35?

The cost of repairing a P2135 code on a 2005 Infiniti G35 can vary depending on the specific cause of the issue, but it may range from $100 to $500 or more, including parts and labor.

10. Can a P2135 code in a 2005 Infiniti G35 reset on its own?

In some cases, a P2135 code may reset on its own if the underlying issue was temporary or intermittent. However, it is still recommended to diagnose and address the root cause of the problem to prevent it from recurring.

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