P1703 2004 Infiniti G35 Code - Transmission Control Module ROM
Quick Answer
The P1703 code on a 2004 Infiniti G35 indicates a problem with the Transmission Control Module (TCM) ROM. Common causes include Faulty TCM ROM chip, Corrupted TCM programming, Electrical issues in the TCM circuit. 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
- P1703 2004 Infiniti G35 indicates Transmission Control Module ROM.
- Common causes
- Common causes include Faulty TCM ROM chip, Corrupted TCM programming, Electrical issues in the TCM circuit.
- 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 P1703 2004 Infiniti G35 Description
The P1703 code on a 2004 Infiniti G35 indicates a problem with the Transmission Control Module (TCM) ROM. The TCM is responsible for controlling the transmission functions in the vehicle, such as shifting gears and managing torque converter lockup. The ROM (Read-Only Memory) is a type of memory chip that stores the TCM's programming and calibration data.
Common Causes of P1703 2004 Infiniti G35
- Faulty TCM ROM chip
- Corrupted TCM programming
- Electrical issues in the TCM circuit
- Poor connections or wiring issues
- Water damage or exposure to moisture
Symptoms of P1703 2004 Infiniti G35
- Erratic shifting behavior
- Harsh or delayed gear changes
- Transmission slipping
- Transmission not engaging properly
- Illumination of the Check Engine Light
How to Fix P1703 2004 Infiniti G35
- Diagnose the issue using a professional diagnostic tool to confirm the P1703 code.
- Inspect the TCM ROM chip and connections for any visible damage or corrosion.
- Check the TCM programming and reflash or update it if necessary.
- Repair any wiring or connection issues in the TCM circuit.
- Replace the TCM ROM chip if it is found to be faulty or corrupted.
Cost to Fix P1703 2004 Infiniti G35
The cost of repairing a P1703 code on a 2004 Infiniti G35 can vary depending on the specific cause of the issue. On average, the repair cost for this type of problem can range from $200 to $600, including parts and labor. However, it is essential to note that the actual cost may be higher or lower based on factors such as the location of the repair shop, the expertise of the technician, and any additional repairs or replacements that may be needed. It is recommended to obtain quotes from multiple repair shops to get a more accurate estimate for this repair.
Tech Notes for P1703 2004 Infiniti G35
2004 Infiniti G35 RE5R05A Transmission Factory Service Bulletin OBDII Code P1703
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Frequently Asked Questions about P1703 2004 Infiniti G35 Code
What does the OBDII code P1703 mean on a 2004 Infiniti G35?
1. P1703 indicates an issue with the Transmission Control Module (TCM) ROM, suggesting a fault in the programming or internal memory of the TCM. 2.
What are the common symptoms of code P1703 in a 2004 Infiniti G35?
Symptoms may include erratic shifting, the transmission staying in limp mode, reduced performance, and the check engine light being illuminated. 3.
What causes the P1703 code to appear on a 2004 Infiniti G35?
Common causes include a malfunctioning TCM, corrupted ROM data, electrical issues such as damaged wiring or connectors, or a software glitch. 4.
How do I diagnose the P1703 code on my 2004 Infiniti G35?
Diagnosis typically involves scanning the vehicle with an OBDII scanner, inspecting the TCM and related wiring, and testing the module for proper function using specialized equipment. 5.
Can a faulty TCM cause the P1703 code on a 2004 Infiniti G35?
Yes, a defective TCM is one of the main reasons for this code, as it may have internal memory issues or hardware failure. 6.
Is it safe to drive with the P1703 code on a 2004 Infiniti G35?
It is not advised to drive for extended periods since the transmission may not operate correctly, potentially causing further damage or unsafe driving conditions. 7.
How do I fix the P1703 code on my 2004 Infiniti G35?
Repairs may include reprogramming or replacing the TCM, repairing damaged wiring or connectors, and performing a software update if available. 8.
Does the P1703 code on a 2004 Infiniti G35 always require TCM replacement?
Not always. Sometimes the issue can be resolved with a ROM reflash or by addressing wiring and connector concerns. A thorough diagnosis is essential. 9.
How much does it cost to repair the P1703 code on a 2004 Infiniti G35?
Repair costs vary based on the issue but can range from $150 to $1,500, depending on whether the TCM needs reprogramming or replacement. 10.
Can a low battery cause the P1703 code on a 2004 Infiniti G35?
A low or failing battery may contribute to electrical issues but is unlikely to be the sole cause of the P1703 code. Always check the battery health as part of the diagnosis.
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