AutoCodes – Infiniti – P2122 2004 Infiniti G35

P2122 2004 Infiniti G35 Code - Accelerator Pedal Position Sensor Circuit Range/Performance

Quick Answer

The Accelerator Pedal Position (APP) sensor is installed on the upper end of the accelerator pedal assembly. Common causes include Faulty Accelerator Pedal Position Sensor, Accelerator Pedal Position Sensor harness is open or shorted, Accelerator Pedal 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
P2122 2004 Infiniti G35 indicates Accelerator Pedal Position Sensor Circuit Range/Performance.
Common causes
Common causes include Faulty Accelerator Pedal Position Sensor, Accelerator Pedal Position Sensor harness is open or shorted, Accelerator Pedal 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 3,901
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 P2122 2004 Infiniti G35 Description

The Accelerator Pedal Position (APP) sensor is installed on the upper end of the accelerator pedal assembly. The sensor detects the accelerator position and sends a signal to the Engine Control Module (ECM).
Accelerator pedal position sensor has two sensors. These sensors are a kind of potentiometers which transform the accelerator pedal position into output voltage, and emit the voltage signal to the ECM.
In addition, these sensors detect the opening and closing speed of the accelerator pedal and feed the voltage signals to the ECM. The ECM judges the current opening angle of the accelerator pedal from these signals and controls the throttle control motor based on these signals.
Idle position of the accelerator pedal is determined by the ECM receiving the signal from the accelerator pedal position sensor. The ECM uses this signal for the engine operation
such as fuel cut.
OBDII Code P2122 2004 Infiniti G35 - Accelerator Pedal Position Sensor Circuit Range/Performance - AutoCodes.com
P2122 2004 Infiniti G35 Code - Accelerator Pedal Position Sensor Circuit Range/Performance

What are the Possible Causes of the DTC P2122 2004 Infiniti G35?

  • Faulty Accelerator Pedal Position Sensor
  • Accelerator Pedal Position Sensor harness is open or shorted
  • Accelerator Pedal Position Sensor circuit poor electrical connection

How to Fix the DTC P2122 2004 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 P2122 2004 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 P2122 2004 Infiniti G35 code?

Need more information on how to fix the P2122 2004 Infiniti G35 code? Get Access to Factory Service Manuals

Need Help with the 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 P2122 2004 Infiniti G35 Code

1. What does OBDII code P2122 mean for a 2004 Infiniti G35?

The code P2122 in a 2004 Infiniti G35 indicates an issue with the Accelerator Pedal Position Sensor Circuit Range/Performance.

2. What are the common symptoms of OBDII code P2122 in a 2004 Infiniti G35?

Common symptoms include reduced engine power, hesitation or stalling while accelerating, and the vehicle going into limp mode.

3. What are the possible causes of OBDII code P2122 in a 2004 Infiniti G35?

Possible causes include a faulty accelerator pedal position sensor, wiring or connector issues, or a problem with the engine control module.

4. How can I diagnose the issue related to OBDII code P2122 in my 2004 Infiniti G35?

Diagnosis typically involves checking the sensor's wiring and connectors for damage, testing the sensor's resistance, and using a scan tool to monitor sensor data.

5. Can I still drive my 2004 Infiniti G35 with OBDII code P2122?

It is not recommended to drive the vehicle with code P2122 as it may lead to unsafe driving conditions and potential further damage to the vehicle.

6. How can I repair OBDII code P2122 in my 2004 Infiniti G35?

Repair options include replacing the accelerator pedal position sensor, repairing any damaged wiring or connectors, and resetting the trouble codes using a scan tool.

7. Will resetting the trouble codes make OBDII code P2122 disappear permanently?

Resetting the trouble codes may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear.

8. Can a DIY enthusiast fix OBDII code P2122 in a 2004 Infiniti G35?

Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to address OBDII code P2122 by following repair guides and tutorials.

9. How much does it cost to repair OBDII code P2122 in a 2004 Infiniti G35?

The cost of repairing code P2122 can vary depending on the extent of the issue, the parts needed for replacement, and whether the repair is done at a dealership or by an independent mechanic.

10. How often does OBDII code P2122 occur in a 2004 Infiniti G35?

Code P2122 related to the Accelerator Pedal Position Sensor Circuit Range/Performance may occur occasionally in a 2004 Infiniti G35, especially as the vehicle ages and components wear out.

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