Engine-CodesInfiniti – P1702 2005 Infiniti G35

P1702 2005 Infiniti G35 Code - Transmission Control Module RAM

Quick Answer

The P1702 code for a 2005 Infiniti G35 indicates a problem with the Transmission Control Module (TCM) RAM. Common causes include Faulty Transmission Control Module (TCM), Wiring or connection issues, Low transmission fluid level. 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
P1702 2005 Infiniti G35 indicates Transmission Control Module RAM.
Common causes
Common causes include Faulty Transmission Control Module (TCM), Wiring or connection issues, Low transmission fluid level.
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 17, 2024
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Code P1702 2005 Infiniti G35 Description

The P1702 code for a 2005 Infiniti G35 indicates a problem with the Transmission Control Module (TCM) RAM. The TCM is a crucial component of the vehicle's transmission system, responsible for controlling the shifting of gears and ensuring smooth operation. The RAM (Random Access Memory) within the TCM stores important data and parameters used by the module to make decisions regarding gear shifts and other transmission functions.

OBDII Code P1702 2005 Infiniti G35 - Transmission Control Module RAM
P1702 2005 Infiniti G35 Code - Transmission Control Module RAM

Common Causes of P1702 2005 Infiniti G35

  1. Faulty Transmission Control Module (TCM)
  2. Wiring or connection issues
  3. Low transmission fluid level
  4. Contaminated or degraded transmission fluid
  5. Electrical problems within the transmission system

Symptoms of P1702 2005 Infiniti G35

  1. Harsh shifting between gears
  2. Delayed engagement when shifting
  3. Transmission slipping or not shifting at all
  4. Decreased fuel efficiency
  5. Rough idling or hesitation during acceleration

How to Fix P1702 2005 Infiniti G35

  1. Diagnose the specific cause of the issue using a diagnostic scanner to retrieve the fault codes and perform further testing.
  2. Inspect the TCM and related wiring for any visible damage or corrosion, repairing or replacing as necessary.
  3. Check the transmission fluid level and quality, topping up or performing a fluid flush if needed.
  4. Clear the fault codes from the TCM and reset the system to see if the issue persists.
  5. Test drive the vehicle to ensure that the transmission is operating smoothly and that the code does not return.

Cost to Fix P1702 2005 Infiniti G35

The typical repair costs for addressing a P1702 code on a 2005 Infiniti G35 can vary depending on the specific cause of the issue. In general, replacing a faulty TCM or repairing wiring/connectivity problems can range from $500 to $1500, including parts and labor. Additional costs may apply if a transmission fluid flush or other maintenance is required. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.

Tech Notes for P1702 2005 Infiniti G35

There is a Factory Service Bulletin for the 2005 Infiniti G35 with 5-Speed A/T RE5R05A Transmission:

2005 Infiniti G35 RE5R05A Transmission Factory Service Bulletin OBDII Code P1702

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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 P1702 2005 Infiniti G35 Code

1. What are the common symptoms of OBDII code P1702 in a 2005 Infiniti G35 related to the Transmission Control Module RAM?

- Common symptoms include harsh shifting, transmission slippage, hesitation when shifting gears, and the transmission getting stuck in a particular gear.

2. What are the possible causes of OBDII code P1702 in a 2005 Infiniti G35?

- The main causes of this code can be a faulty Transmission Control Module (TCM), a defective TCM RAM, wiring issues, or a connection problem between the TCM and RAM.

3. How can I diagnose OBDII code P1702 in my 2005 Infiniti G35 at home?

- You can diagnose this code by using an OBDII scanner to read the trouble codes, checking the TCM and RAM connections for any visible issues, and inspecting the wiring for any signs of damage.

4. Is it safe to continue driving my 2005 Infiniti G35 with OBDII code P1702 present?

- It is not recommended to continue driving your vehicle with this code present as it can lead to further transmission issues and potential safety hazards on the road.

5. Can I reset OBDII code P1702 in my 2005 Infiniti G35 by disconnecting the battery?

- Disconnecting the battery may temporarily clear the code, but it is likely to return if the underlying issue with the TCM RAM is not addressed and resolved.

6. How much does it typically cost to repair OBDII code P1702 in a 2005 Infiniti G35?

- The cost of repairing this code can vary depending on the exact cause of the issue, but it may range from $200 to $700 including parts and labor.

7. Are there any DIY repair tips for addressing OBDII code P1702 in a 2005 Infiniti G35?

- DIY repair tips may include checking and cleaning the TCM and RAM connections, inspecting and repairing any damaged wiring, and ensuring the TCM is functioning properly.

8. Can a faulty TCM RAM cause other transmission-related issues in a 2005 Infiniti G35?

- Yes, a faulty TCM RAM can cause a range of transmission-related issues beyond just triggering OBDII code P1702, potentially affecting the overall performance and reliability of the transmission.

9. How long does it typically take to repair OBDII code P1702 in a 2005 Infiniti G35?

- The repair time can vary depending on the exact cause of the issue and the availability of parts, but it may take anywhere from a few hours to a day to complete the repair.

10. Should I take my 2005 Infiniti G35 to a professional mechanic for OBDII code P1702 diagnosis and repair?

- It is recommended to take your vehicle to a professional mechanic with experience in diagnosing and repairing transmission-related issues to accurately address OBDII code P1702 and prevent further damage.

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