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P1704 Infiniti Code - Transmission Control Module

Quick Answer

The transmission solenoids and valves are controlled by the Transmission Control Module (TCM) in response to signals sent from the Park & Neutral Position (PNP) Switch, Vehicle Speed Sensor (VSS), and Accelerator Pedal Position (APP) Sensor (Throttle Position Sensor). 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
P1704 Infiniti indicates Transmission Control Module.
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 4,854
How popular is this code, among other codes? Low
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Table of contents Created and updated by William Orellana on Jun 30, 2020
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Code P1704 Infiniti Description

The transmission solenoids and valves are controlled by the Transmission Control Module (TCM) in response to signals sent from the Park & Neutral Position (PNP) Switch, Vehicle Speed Sensor (VSS), and Accelerator Pedal Position (APP) Sensor (Throttle Position Sensor). The Diagnostic Trouble Code (DTC) will set when the TCM memory Electrically Erasable Programmable Read Only Memory (EEPROM) is malfunctioning.
OBDII Code P1704 Infiniti - Transmission Control Module - AutoCodes.com
P1704 Infiniti Code - Transmission Control Module
What does this mean?

What are the Possible Causes of the DTC P1704 Infiniti?

  • 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 P1704 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 P1704

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1704 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 P1704 Infiniti code?

Need more information on how to fix the P1704 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1704 Infiniti code diagnosed by a professional: Find a repair shop in your area

Information for Specific Infiniti Models

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 P1704 Infiniti Code

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