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P0700 Infiniti Code - Transmission Control System Malfunction

Quick Answer

The P0700 Infiniti code indicates a transmission control system malfunction. Common causes include Faulty transmission control module, Wiring or connection issues in the transmission system, Low transmission fluid levels or dirty fluid. 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
P0700 Infiniti indicates Transmission Control System Malfunction.
Common causes
Common causes include Faulty transmission control module, Wiring or connection issues in the transmission system, Low transmission fluid levels or dirty fluid.
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.
What is this?
Table of contents Created and updated by William Orellana on Aug 30, 2024
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Code P0700 Infiniti Description

The P0700 Infiniti code indicates a transmission control system malfunction. This means that the engine control module (ECM) has detected a problem with the transmission system, which could lead to issues with gear shifting, fuel efficiency, and overall vehicle performance. The transmission control system is responsible for managing the transmission's operation, including shifting gears, adjusting torque converter lock-up, and controlling solenoids. If this system is not functioning properly, it can lead to serious problems with the vehicle's drivability.

OBDII Code P0700 Infiniti - Transmission Control System Malfunction
P0700 Infiniti Code - Transmission Control System Malfunction

Common Causes of P0700 Infiniti

  1. Faulty transmission control module
  2. Wiring or connection issues in the transmission system
  3. Low transmission fluid levels or dirty fluid
  4. Malfunctioning shift solenoids
  5. Mechanical issues within the transmission

Symptoms of P0700 Infiniti

  1. Difficulty shifting gears or delayed shifting
  2. Transmission slipping or jerking
  3. Illuminated check engine light
  4. Reduced fuel efficiency
  5. Transmission overheating

How to Fix P0700 Infiniti

  1. Diagnose the specific cause of the transmission control system malfunction using a diagnostic scanner.
  2. Inspect and test the transmission control module for faults and replace if necessary.
  3. Check and repair any damaged wiring or connections in the transmission system.
  4. Perform a transmission fluid flush and replace with new, clean fluid.
  5. Test drive the vehicle to ensure proper shifting and transmission operation.

Cost to Fix P0700 Infiniti

The cost of repairing a P0700 Infiniti code can vary depending on the specific cause of the issue. In general, the repair costs can range from $200 to $800, including parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to obtain quotes from multiple sources to get an accurate estimate for your specific vehicle.

What does this mean?

Tech Notes for P0700 Infiniti

The P0700 code is a generic Diagnostic Trouble Code (DTC) used in OBDII systems to indicate a problem with the transmission control system. It typically means that there are additional specific transmission-related trouble codes stored in the Transmission Control Module (TCM) that need to be retrieved to diagnose the issue further.

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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 P0700 Infiniti Code

1. What does OBDII code P0700 mean for my Infiniti?

Code P0700 indicates a transmission control system malfunction in your Infiniti vehicle.

2. What are the common symptoms of OBDII code P0700 in an Infiniti?

Common symptoms include issues with shifting gears, poor acceleration, transmission slippage, and the transmission staying in one gear.

3. What are the possible causes of OBDII code P0700 in an Infiniti?

Potential causes include faulty transmission control module (TCM), wiring issues, sensor problems, low transmission fluid, or a malfunctioning transmission itself.

4. How can I diagnose OBDII code P0700 in my Infiniti?

To diagnose the issue, a professional mechanic can use a scan tool to retrieve additional transmission-related trouble codes that may provide more specific information on the underlying problem.

5. Can I drive my Infiniti with OBDII code P0700?

It is not recommended to continue driving your vehicle with code P0700 as it can lead to further damage to the transmission system. It's best to have the issue diagnosed and repaired promptly.

6. How do I repair OBDII code P0700 in my Infiniti?

The repair process typically involves diagnosing and fixing the root cause of the transmission control system malfunction, which may include repairing or replacing the TCM, addressing wiring issues, or resolving sensor problems.

7. Can resetting the OBDII code P0700 in my Infiniti fix the issue?

Simply clearing the code without addressing the underlying problem will not solve the transmission control system malfunction. It's essential to diagnose and repair the root cause of the issue.

8. How much does it cost to repair OBDII code P0700 in an Infiniti?

The cost of repairing code P0700 can vary depending on the specific cause of the issue, the parts needed for repair, labor costs, and your location. It's best to get a professional diagnosis and estimate for an accurate cost.

9. Is OBDII code P0700 specific to Infiniti vehicles only?

No, OBDII code P0700 is a generic transmission control system malfunction code that can appear on various vehicle makes and models, not limited to Infiniti cars.

10. Can regular maintenance help prevent OBDII code P0700 in my Infiniti?

Regular transmission fluid checks, timely fluid changes, and overall vehicle maintenance can help prevent issues that may trigger code P0700 in your Infiniti.

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