AutoCodes – Infiniti – P1705 Infiniti

P1705 Infiniti Code - Throttle Position Sensor

Quick Answer

The Electric Throttle Control (ETC) Actuator consists of the Throttle Control Motor, Accelerator Pedal Position (APP) Sensor, Throttle Position Sensor (TPS), etc. Common causes include Faulty Electric Throttle Control (ETC) Actuator, Electric Throttle Control Actuator harness is open or shorted, Electric Throttle Control Actuator 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: P1705 Infiniti indicates Throttle Position Sensor.
Common causes: Common causes include Faulty Electric Throttle Control (ETC) Actuator, Electric Throttle Control Actuator harness is open or shorted, Electric Throttle Control Actuator 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.

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Code Popularity 33,746

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 30, 2020

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P1705 Infiniti Description

The Electric Throttle Control (ETC) Actuator consists of the Throttle Control Motor, Accelerator Pedal Position (APP) Sensor, Throttle Position Sensor (TPS), etc. The actuator sends a signal to the Engine Control Module (ECM), and ECM sends signals to Transmission Control Module (TCM) with Controller Area Network (CAN) communication. The Diagnostic Trouble Code (DTC) will set when the Throttle Position Sensor does not respond from the TCM signal.

OBDII Code P1705 Infiniti - Throttle Position Sensor - AutoCodes.com — P1705 Infiniti Code - Throttle Position Sensor

What does this mean?

What are the Possible Causes of the DTC P1705 Infiniti?

Faulty Electric Throttle Control (ETC) Actuator
Electric Throttle Control Actuator harness is open or shorted
Electric Throttle Control Actuator circuit poor electrical connection

How to Fix the DTC P1705 Infiniti?

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 does this mean?

Code Tech Notes

There is a Factory Service Bulletin for all 2003-2010 Infiniti vehicles with 5-Speed A/T RE5R05A Transmission:
2003-2010 Infiniti RE5R05A Transmission Factory Service Bulletin OBDII Code P1705

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1705 Infiniti 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 P1705 Infiniti code?

Need more information on how to fix the P1705 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1705 Infiniti code diagnosed by a professional: Find a repair shop in your area

Information for Specific Infiniti Models

P1705 2003 Infiniti G35 — Throttle Position Sensor
P1705 2004 Infiniti G35 — Throttle Position Sensor
P1705 2005 Infiniti G35 — Throttle Position Sensor
P1705 2006 Infiniti G35 — Throttle Position Sensor

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 P1705 Infiniti Code

1. What are the common symptoms of OBDII code P1705 in an Infiniti related to the throttle position sensor?

The common symptoms include issues with acceleration, poor engine performance, stalling, and difficulty maintaining a consistent speed.

2. What are the possible causes of OBDII code P1705 in an Infiniti related to the throttle position sensor?

The code P1705 may be triggered by a faulty throttle position sensor, wiring issues, or problems with the throttle body itself.

3. How can I diagnose a faulty throttle position sensor causing OBDII code P1705 in my Infiniti?

You can use a multimeter to test the throttle position sensor for proper voltage output, check the wiring for any damage, and inspect the throttle body for any signs of wear or malfunction.

4. Can I drive my Infiniti with OBDII code P1705 related to the throttle position sensor?

It is not recommended to drive your vehicle with a faulty throttle position sensor as it can lead to further damage and unsafe driving conditions.

5. How can I repair OBDII code P1705 related to the throttle position sensor in my Infiniti?

Depending on the root cause, you may need to replace the throttle position sensor, repair any damaged wiring, or clean/replace the throttle body to resolve the issue.

6. Will resetting the OBDII code P1705 related to the throttle position sensor in my Infiniti make it go away permanently?

Resetting the code may temporarily clear the warning light, but if the underlying issue causing the code is not addressed, it is likely to reappear.

7. Can a dirty throttle body cause OBDII code P1705 in an Infiniti?

Yes, a dirty or malfunctioning throttle body can disrupt the sensor readings and lead to the triggering of code P1705 related to the throttle position sensor.

8. How much does it typically cost to replace a faulty throttle position sensor triggering OBDII code P1705 in an Infiniti?

The cost of replacing a throttle position sensor can vary depending on the model of your Infiniti and where you get the repair done, but it typically ranges from $100 to $300 including parts and labor.

9. Are there any preventive maintenance tips to avoid OBDII code P1705 related to the throttle position sensor in my Infiniti?

Regularly cleaning the throttle body, inspecting the wiring for any damage, and addressing any performance issues promptly can help prevent OBDII code P1705 related to the throttle position sensor.

10. Can a DIY enthusiast replace a faulty throttle position sensor causing OBDII code P1705 in an Infiniti?

Replacing a throttle position sensor can be a relatively straightforward DIY task for those with some mechanical experience and the right tools. However, if you're unsure, it's best to consult a professional mechanic.