AutoCodes – Infiniti – P0122 2006 Infiniti G35

P0122 2006 Infiniti G35 Code - Throttle Position Sensor/Switch '1' Circuit Low Input

Quick Answer

The Throttle Pedal Position (TPP) responds to the accelerator pedal movement. Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle position sensor circuit 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
P0122 2006 Infiniti G35 indicates Throttle Position Sensor/Switch '1' Circuit Low Input.
Common causes
Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle position sensor circuit 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 6,054
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 P0122 2006 Infiniti G35 Description

The Throttle Pedal Position (TPP) responds to the accelerator pedal movement. This sensor is a kind of potentiometer which transforms the throttle position into output voltage, and emits the voltage signal to the Engine Control Module (ECM). In addition, the sensor detects the opening and closing speed of the throttle valve and feeds the voltage signal to the ECM.
Idle position of the throttle valve is determined by the ECM receiving the signal from the throttle position sensor. This sensor controls engine operation such as fuel cut. On the other hand, the Wide open and closed throttle position switch, which is built into the throttle position sensor unit, is not used for engine control.
OBDII Code P0122 2006 Infiniti G35 - Throttle Position Sensor/Switch '1' Circuit Low Input - AutoCodes.com
P0122 2006 Infiniti G35 Code - Throttle Position Sensor/Switch '1' Circuit Low Input

What are the Possible Causes of the DTC P0122 2006 Infiniti G35?

  • Faulty throttle position sensor.
  • Throttle position sensor harness is open or shorted
  • Throttle position sensor circuit poor electrical connection
  • Faulty accelerator pedal position sensor

How to Fix the DTC P0122 2006 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 P0122 2006 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.

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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 P0122 2006 Infiniti G35 Code

1. What are the common symptoms of OBDII code P0122 in a 2006 Infiniti G35?

The common symptoms of OBDII code P0122 in a 2006 Infiniti G35 include poor engine performance, reduced fuel efficiency, and potential stalling or hesitation during acceleration.

2. What does the OBDII code P0122 'Throttle Position Sensor/Switch '1' Circuit Low Input' mean for a 2006 Infiniti G35?

The code P0122 indicates that the Engine Control Module (ECM) has detected a low voltage signal from the throttle position sensor or switch on the throttle body of a 2006 Infiniti G35.

3. What are the possible causes of OBDII code P0122 in a 2006 Infiniti G35?

Possible causes of OBDII code P0122 in a 2006 Infiniti G35 include a faulty throttle position sensor, damaged wiring or connectors, a malfunctioning throttle body, or issues with the ECM.

4. How can I diagnose OBDII code P0122 in my 2006 Infiniti G35?

To diagnose OBDII code P0122 in a 2006 Infiniti G35, you can use an OBDII scanner to retrieve the trouble code, visually inspect the throttle position sensor and related components, and perform voltage tests on the sensor to determine if it is functioning properly.

5. Can I drive my 2006 Infiniti G35 with OBDII code P0122?

It is not recommended to drive a 2006 Infiniti G35 with OBDII code P0122 for an extended period as it can lead to further damage to the engine and other components. It is best to have the issue diagnosed and repaired as soon as possible.

6. How can I repair OBDII code P0122 in my 2006 Infiniti G35?

To repair OBDII code P0122 in a 2006 Infiniti G35, you may need to replace the throttle position sensor, repair any damaged wiring or connectors, clean the throttle body, or reprogram the ECM if necessary.

7. Will resetting the OBDII code P0122 in my 2006 Infiniti G35 make it go away permanently?

Resetting the OBDII code P0122 in a 2006 Infiniti G35 may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to return. It is important to diagnose and repair the root cause of the problem.

8. How much does it cost to repair OBDII code P0122 in a 2006 Infiniti G35?

The cost to repair OBDII code P0122 in a 2006 Infiniti G35 can vary depending on the specific cause of the issue and the labor rates in your area. It is recommended to get a diagnosis from a qualified mechanic to determine the exact cost.

9. Can a DIY enthusiast fix OBDII code P0122 in a 2006 Infiniti G35?

A DIY enthusiast with experience in automotive repairs may be able to fix OBDII code P0122 in a 2006 Infiniti G35, especially if it involves tasks like replacing the throttle position sensor or checking wiring connections. However, complex repairs may require professional assistance.

10. How often does OBDII code P0122 occur in a 2006 Infiniti G35?

OBDII code P0122 can occur in a 2006 Infiniti G35 due to various factors such as wear and tear, electrical issues, or sensor malfunctions. The frequency of occurrence can vary depending on the vehicle's maintenance history and driving conditions.

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