Engine-CodesInfiniti – P1730 2005 Infiniti G35

P1730 2005 Infiniti G35 Code - Automatic Transmission Interlock

Quick Answer

The P1730 code in a 2005 Infiniti G35 relates to the automatic transmission interlock system. Common causes include Faulty shift lock solenoid, Malfunctioning brake light switch, Wiring issues in the interlock system. 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
P1730 2005 Infiniti G35 indicates Automatic Transmission Interlock.
Common causes
Common causes include Faulty shift lock solenoid, Malfunctioning brake light switch, Wiring issues in the interlock system.
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.
Table of contents Created and updated by William Orellana on Sep 14, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P1730 2005 Infiniti G35 Description

The P1730 code in a 2005 Infiniti G35 relates to the automatic transmission interlock system. This system is designed to prevent the vehicle from being shifted out of "Park" without the brake pedal being pressed, ensuring safety and preventing accidental movement of the vehicle. When this code is triggered, it indicates a malfunction in the interlock system, which can lead to issues with shifting gears and potentially compromise the safety of the vehicle.

OBDII Code P1730 2005 Infiniti G35 - Automatic Transmission Interlock
P1730 2005 Infiniti G35 Code - Automatic Transmission Interlock

Common Causes of P1730 2005 Infiniti G35

  1. Faulty shift lock solenoid
  2. Malfunctioning brake light switch
  3. Wiring issues in the interlock system
  4. Defective transmission control module (TCM)
  5. Low battery voltage affecting the interlock system operation

Symptoms of P1730 2005 Infiniti G35

  1. Inability to shift out of "Park"
  2. Difficulty shifting gears
  3. Illumination of the "Shift Lock" warning light on the dashboard
  4. Brake lights not functioning properly
  5. Transmission slipping or jerking during gear shifts

How to Fix P1730 2005 Infiniti G35

  1. Begin by checking the brake light switch to ensure it is functioning correctly. Replace if necessary.
  2. Inspect the shift lock solenoid for any signs of damage or malfunction. Replace if needed.
  3. Check the wiring in the interlock system for any shorts or breaks. Repair or replace as necessary.
  4. Scan the TCM for any error codes and perform a reset if possible. Replace the TCM if it is found to be faulty.
  5. Test the system after repairs are completed to ensure proper operation.

Cost to Fix P1730 2005 Infiniti G35

The cost of repairing the P1730 code in a 2005 Infiniti G35 can vary depending on the specific cause of the issue and the labor rates in your area. On average, the parts for this repair can range from $100 to $300, while labor costs can range from $150 to $300. Therefore, the total repair cost could be anywhere from $250 to $600. It is recommended to obtain quotes from local auto repair shops to get a more accurate estimate based on your location and the extent of the repairs needed.

When is the Code Detected?

Diagnostic Trouble Code (DTC) P1730 is detected when Transmission Control Module (TCM) does not receive the proper voltage signal from the sensor and switch.

Need more information about the P1730 2005 Infiniti G35 code?

Need more information on how to fix the P1730 2005 Infiniti G35 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1730 2005 Infiniti G35 code diagnosed by a professional: Find a repair shop in your area

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 P1730 2005 Infiniti G35 Code

1. What are the common symptoms of OBDII code P1730 in a 2005 Infiniti G35?

- Common symptoms include difficulty shifting gears, transmission slipping, and the inability to shift into certain gears.

2. What does OBDII code P1730 in a 2005 Infiniti G35 indicate?

- OBDII code P1730 indicates a malfunction in the automatic transmission interlock system.

3. What are the possible causes of OBDII code P1730 in a 2005 Infiniti G35?

- Possible causes include a faulty automatic transmission interlock solenoid, damaged wiring or connectors, or a problem with the transmission control module.

4. How can I diagnose the issue causing OBDII code P1730 in my 2005 Infiniti G35?

- A diagnostic scan tool can help pinpoint the exact cause of the code by reading the transmission control module's data and identifying any related issues.

5. Can I still drive my 2005 Infiniti G35 with OBDII code P1730?

- It is not recommended to continue driving the vehicle with code P1730, as it can lead to further damage to the transmission and potentially compromise safety.

6. How can I repair OBDII code P1730 in my 2005 Infiniti G35?

- Repairing code P1730 typically involves replacing the faulty automatic transmission interlock solenoid and addressing any wiring or connector issues.

7. Is it possible to reset OBDII code P1730 in a 2005 Infiniti G35 without fixing the underlying issue?

- While you can clear the code temporarily, it will likely reappear until the root cause of the problem is addressed through proper repairs.

8. Can a DIY enthusiast fix OBDII code P1730 in a 2005 Infiniti G35?

- Depending on your skill level and access to tools, a DIY enthusiast may be able to replace the automatic transmission interlock solenoid, but diagnosing the exact issue may require professional help.

9. How much does it typically cost to repair OBDII code P1730 in a 2005 Infiniti G35?

- The cost of repairing code P1730 can vary depending on the extent of the damage and whether you choose to have a professional mechanic or dealership service the vehicle.

10. Are there any preventive maintenance steps to avoid OBDII code P1730 in a 2005 Infiniti G35?

- Regularly checking and maintaining the automatic transmission system, including fluid levels and quality, can help prevent issues that may trigger code P1730.

Discuss the causes and fixes for P1730 2005 Infiniti G35 OBDII Code

Code P1730 2005 Infiniti G35 comments

No comments found for this page.