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P1703 2003 Infiniti G35 Code - Transmission Control Module ROM

- Code Popularity: 2,463 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1703 2003 Infiniti G35?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Transmission Control Module (TCM)
  • Transmission Control Module harness is open or shorted
  • Transmission Control Module circuit poor electrical connection
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How to Fix the DTC P1703 2003 Infiniti G35?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

There is a Factory Service Bulletin for the 2003 Infiniti G35 with 5-Speed A/T RE5R05A Transmission:
2003 Infiniti G35 RE5R05A Transmission Factory Service Bulletin OBDII Code P1703

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1703 2003 Infiniti G35 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P1703 2003 Infiniti G35 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 Read Only Memory (ROM) is malfunctioning.

OBDII Code P1703 2003 Infiniti G35 - Transmission Control Module ROM - AutoCodes.com
P1703 2003 Infiniti G35 Code - Transmission Control Module ROM

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