P1705 – Infiniti DTC

Infiniti DTC P1705 – Throttle Position Sensor

DTC P1705 meaning on Infiniti

The DTC P1705 code on an Infiniti indicates a problem with the throttle position sensor (TPS). This sensor is responsible for monitoring the position of the throttle valve and sending signals to the engine control module (ECM) to adjust fuel delivery and ignition timing accordingly.

Infiniti DTC P1705 symptoms

Common symptoms of a faulty throttle position sensor in an Infiniti may include:

• Engine stalling or hesitation
• Poor acceleration
• Surging or bucking during acceleration
• Difficulty starting the engine

Infiniti DTC P1705 causes

The DTC P1705 code in an Infiniti can be triggered by various factors, including:

• Worn or damaged throttle position sensor
• Corroded or loose electrical connections to the sensor
• Throttle position sensor out of calibration

Infiniti DTC P1705 seriousness

Ignoring a DTC P1705 code on an Infiniti can lead to drivability issues and potential safety concerns. It is important to address this issue promptly to ensure proper engine performance and fuel efficiency.

How to diagnose DTC P1705 on Infiniti

To diagnose a DTC P1705 code on an Infiniti, a mechanic may perform the following steps:

1. Use a scan tool to retrieve the trouble code and freeze frame data
2. Inspect the throttle position sensor and its wiring for any visible damage
3. Test the sensor’s output voltage using a multimeter
4. Check for any related codes or issues that may be affecting the sensor’s operation

How to fix DTC P1705 on Infiniti

To fix a DTC P1705 code on an Infiniti, the following steps may be taken:

1. Replace the throttle position sensor if it is found to be faulty
2. Clean or repair any corroded or loose electrical connections to the sensor
3. Calibrate the new sensor according to manufacturer specifications
4. Clear the trouble code and test drive the vehicle to ensure the issue is resolved

How to erase DTC P1705 on Infiniti

To erase a DTC P1705 code on an Infiniti, follow these steps:

Recommended tools for Infiniti diagnostics

Explore our expert picks: The Best OBD2 Scanners for 2025

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.