AutoCodesInfiniti – P1701 2004 Infiniti G35

P1701 2004 Infiniti G35 Code - Transmission Control Module Power Supply

Quick Answer

When the power supply to the Transmission Control Module (TCM) is cut "OFF", for example, because the battery is removed, and the self-diagnostics memory function stops, the malfunction is detected and the Diagnostic Trouble Code (DTC) will set. Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission Control Module 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
P1701 2004 Infiniti G35 indicates Transmission Control Module Power Supply.
Common causes
Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission Control Module 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 3,181
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 30, 2020
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Code P1701 2004 Infiniti G35 Description

When the power supply to the Transmission Control Module (TCM) is cut "OFF", for example, because the battery is removed, and the self-diagnostics memory function stops, the malfunction is detected and the Diagnostic Trouble Code (DTC) will set.
OBDII Code P1701 2004 Infiniti G35 - Transmission Control Module Power Supply - AutoCodes.com
P1701 2004 Infiniti G35 Code - Transmission Control Module Power Supply

What are the Possible Causes of the DTC P1701 2004 Infiniti G35?

  • Faulty Transmission Control Module (TCM)
  • Transmission Control Module harness is open or shorted
  • Transmission Control Module circuit poor electrical connection

How to Fix the DTC P1701 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1701 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.

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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 P1701 2004 Infiniti G35 Code

1. What does the OBDII code P1701 mean on a 2004 Infiniti G35?

P1701 indicates an issue with the Transmission Control Module (TCM) power supply, signaling that the TCM is not receiving the proper voltage or power.

2. What are the common symptoms of P1701 in a 2004 Infiniti G35?

Symptoms may include poor transmission performance, the vehicle stuck in limp mode, erratic shifting, or the Check Engine Light being illuminated.

3. What causes the P1701 code on a 2004 Infiniti G35?

Common causes include a faulty TCM, damaged wiring or connectors, blown fuses, or issues with the battery or alternator affecting voltage supply.

4. Can a weak battery trigger the P1701 code?

Yes, a weak or failing battery can cause insufficient power to the TCM, potentially triggering the P1701 code.

5. How can I diagnose P1701 in a 2004 Infiniti G35?

Start by checking the battery voltage, inspecting the TCM fuse, and examining wiring and connectors for damage or corrosion. Use a multimeter to confirm proper voltage supply to the TCM.

6. Is it safe to drive with the P1701 code on a 2004 Infiniti G35?

Driving with this code is not recommended, as it can cause transmission issues, including limp mode, which can limit vehicle performance and safety.

7. How do you fix the P1701 code on a 2004 Infiniti G35?

Repairs may include replacing a blown fuse, repairing damaged wiring, cleaning corroded connectors, or replacing the TCM if it’s found to be faulty.

8. Can a bad alternator cause the P1701 code?

Yes, a failing alternator can lead to inconsistent power supply to the TCM, potentially triggering the P1701 code.

9. How much does it cost to repair the P1701 code on a 2004 Infiniti G35?

Repair costs vary depending on the issue. Replacing a fuse or repairing wiring may cost $50-$150, while replacing the TCM can cost $500-$1,000 or more, including labor.

10. Do I need to reprogram the TCM if it’s replaced to fix P1701?

Yes, in many cases, the replacement TCM must be programmed to match the vehicle’s specifications. Consult a professional technician for proper installation and programming.

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