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P1705 2003 Nissan Altima Sedan Code - Throttle Position Sensor

Quick Answer

The P1705 diagnostic trouble code (DTC) in a 2003 Nissan Altima Sedan indicates a problem with the throttle position sensor (TPS). Common causes include Worn-out TPS, Loose or damaged TPS wiring, Corrosion or contamination in the TPS connector. 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 2003 Nissan Altima Sedan indicates Throttle Position Sensor.
Common causes
Common causes include Worn-out TPS, Loose or damaged TPS wiring, Corrosion or contamination in the TPS connector.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P1705 2003 Nissan Altima Sedan Description

The P1705 diagnostic trouble code (DTC) in a 2003 Nissan Altima Sedan indicates a problem with the throttle position sensor (TPS). The TPS is a crucial component of the vehicle's electronic fuel injection system, as it monitors the position of the throttle valve and sends signals to the engine control unit (ECU) to adjust fuel delivery and ignition timing accordingly. When the TPS malfunctions or fails, it can lead to a variety of performance issues and potentially cause long-term damage to the engine.

OBDII Code P1705 2003 Nissan Altima Sedan - Throttle Position Sensor
P1705 2003 Nissan Altima Sedan Code - Throttle Position Sensor

Common Causes of P1705 2003 Nissan Altima Sedan

  1. Worn-out TPS
  2. Loose or damaged TPS wiring
  3. Corrosion or contamination in the TPS connector
  4. ECU communication issues
  5. Throttle body alignment problems

Symptoms of P1705 2003 Nissan Altima Sedan

  1. Rough idling or stalling
  2. Poor acceleration or hesitation
  3. Engine misfires
  4. Reduced fuel efficiency
  5. Limp mode activation

How to Fix P1705 2003 Nissan Altima Sedan

  1. Diagnose the TPS using a scan tool to confirm the code and check for any related issues.
  2. Inspect the TPS wiring and connector for damage or corrosion, repairing or replacing as needed.
  3. Test the TPS voltage and resistance to ensure it is within specifications, replacing the sensor if necessary.
  4. Reset the ECU and perform a throttle body relearn procedure to recalibrate the system.
  5. Test drive the vehicle to confirm the repair and ensure proper throttle response.

Cost to Fix P1705 2003 Nissan Altima Sedan

The cost of repairing a throttle position sensor issue in a 2003 Nissan Altima Sedan can vary depending on the extent of the problem and the specific parts required. On average, replacing a TPS sensor can cost between $100 and $300, including parts and labor. Additional costs may apply if other components need to be replaced or if diagnostic testing is required. It is recommended to consult with a qualified mechanic or auto repair shop to get an accurate estimate based on the specific circumstances of the vehicle. Labor rates typically range from $80 to $150 per hour, but can vary based on location and shop rates.

What does this mean?

Tech Notes for P1705 2003 Nissan Altima Sedan

There is a Factory Service Bulletin for the 2003 Nissan Altima with 5-Speed A/T RE5R05A Transmission:

2003 Nissan Altima RE5R05A Transmission Factory Service Bulletin OBDII Code P1705

Need more information about the P1705 2003 Nissan Altima Sedan 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 P1705 2003 Nissan Altima Sedan Code

1. What does OBDII code P1705 mean for a 2003 Nissan Altima Sedan?

The code indicates a malfunction in the throttle position sensor circuit.

2. What are the common symptoms of a faulty throttle position sensor in a 2003 Nissan Altima Sedan?

Common symptoms include rough idling, stalling, poor acceleration, and difficulty shifting gears.

3. What are the possible causes of OBDII code P1705 in a 2003 Nissan Altima Sedan?

Potential causes include a faulty throttle position sensor, damaged wiring or connectors, or issues with the engine control module.

4. How can I diagnose a throttle position sensor issue in my 2003 Nissan Altima Sedan?

You can use a multimeter to test the sensor's voltage output, check the wiring for any damage, and inspect the sensor for physical signs of wear or malfunction.

5. Can I drive my 2003 Nissan Altima Sedan with an active P1705 code?

It is not recommended to drive the vehicle with a faulty throttle position sensor as it can lead to drivability issues and potential safety hazards.

6. How can I repair a P1705 code related to the throttle position sensor in my 2003 Nissan Altima Sedan?

Repairing the issue may involve replacing the throttle position sensor, repairing damaged wiring, or reprogramming the engine control module.

7. Are there any tips for preventing OBDII code P1705 from recurring in my 2003 Nissan Altima Sedan?

Regularly inspecting and maintaining the throttle position sensor, as well as addressing any related issues promptly, can help prevent the code from reoccurring.

8. Can a DIY enthusiast replace the throttle position sensor in a 2003 Nissan Altima Sedan?

Replacing the throttle position sensor may require intermediate mechanical skills and the right tools. It is recommended to consult a professional if unsure.

9. How much does it typically cost to repair a throttle position sensor issue causing OBDII code P1705 in a 2003 Nissan Altima Sedan?

The cost of repairing a throttle position sensor issue can vary depending on the extent of the problem, the labor rates in your area, and whether OEM or aftermarket parts are used.

10. Will resetting the OBDII code P1705 on my 2003 Nissan Altima Sedan make the issue go away?

Resetting the code may temporarily clear the warning light, but if the underlying issue with the throttle position sensor is not addressed, the code is likely to reappear.

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