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P1846 2004 Infiniti G35 Code - Automatic Transmission Fluid Pressure Switch 6

Quick Answer

The P1846 code for a 2004 Infiniti G35 specifically relates to the Automatic Transmission Fluid Pressure Switch 6. Common causes include Faulty transmission fluid pressure switch, Wiring issues or shorts in the circuit, Low transmission fluid levels. 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
P1846 2004 Infiniti G35 indicates Automatic Transmission Fluid Pressure Switch 6.
Common causes
Common causes include Faulty transmission fluid pressure switch, Wiring issues or shorts in the circuit, Low transmission fluid levels.
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 Sep 12, 2024
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Code P1846 2004 Infiniti G35 Description

The P1846 code for a 2004 Infiniti G35 specifically relates to the Automatic Transmission Fluid Pressure Switch 6. This code indicates a problem with the function or reading of the pressure switch in the transmission system. The transmission fluid pressure switch is responsible for monitoring the pressure in the transmission and sending signals to the vehicle's computer system. This information is vital for the proper operation of the transmission, as it helps regulate the shifting of gears and overall performance of the vehicle.

OBDII Code P1846 2004 Infiniti G35 - Automatic Transmission Fluid Pressure Switch 6
P1846 2004 Infiniti G35 Code - Automatic Transmission Fluid Pressure Switch 6

Common Causes of P1846 2004 Infiniti G35

  1. Faulty transmission fluid pressure switch
  2. Wiring issues or shorts in the circuit
  3. Low transmission fluid levels
  4. Internal transmission problems
  5. Faulty transmission control module

Symptoms of P1846 2004 Infiniti G35

  1. Harsh or delayed shifting
  2. Slipping gears
  3. Transmission overheating
  4. Illuminated check engine light
  5. Decreased fuel efficiency

How to Fix P1846 2004 Infiniti G35

  1. Begin by diagnosing the specific cause of the code by examining the transmission fluid pressure switch, wiring, and fluid levels.
  2. Replace the faulty transmission fluid pressure switch if necessary.
  3. Inspect and repair any damaged wiring or circuit connections.
  4. Check and refill transmission fluid to the proper level.
  5. Clear the diagnostic trouble codes from the vehicle's computer system and test drive to ensure the issue has been resolved.

Cost to Fix P1846 2004 Infiniti G35

The cost of repairing the P1846 code on a 2004 Infiniti G35 can vary depending on the specific cause of the issue and the labor rates in your area. On average, the cost of parts for this repair can range from $100 to $300, with labor costs adding an additional $150 to $300. Therefore, the total cost for resolving this issue can be estimated to be between $250 and $600. Keep in mind that prices can fluctuate based on location, vehicle make and model, and the extent of the repairs needed. It's advisable to contact local auto repair shops for a more precise estimate.

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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 P1846 2004 Infiniti G35 Code

1. What does the OBDII code P1846 on a 2004 Infiniti G35 indicate?

The code P1846 in a 2004 Infiniti G35 refers to an issue with the Automatic Transmission Fluid Pressure Switch 6.

2. What are common symptoms of the P1846 code in a 2004 Infiniti G35?

Common symptoms of the P1846 code may include harsh shifting, transmission slipping, and difficulty engaging gears.

3. What are the possible causes of the P1846 code on a 2004 Infiniti G35?

Possible causes of the P1846 code can include a faulty pressure switch, low transmission fluid level, damaged wiring, or a malfunctioning transmission control module.

4. How can I diagnose the P1846 code on my 2004 Infiniti G35?

Diagnosing the P1846 code may involve using an OBDII scanner to retrieve the code, inspecting the transmission fluid level and condition, checking the wiring to the pressure switch, and testing the pressure switch itself.

5. Can I continue driving my 2004 Infiniti G35 with the P1846 code present?

It is not recommended to continue driving with the P1846 code present, as it can lead to further damage to the transmission and potentially unsafe driving conditions.

6. How can I repair the P1846 code on a 2004 Infiniti G35?

Repairing the P1846 code may involve replacing the faulty pressure switch, topping up or changing the transmission fluid, repairing damaged wiring, or resetting the transmission control module.

7. Is it possible to reset the P1846 code on a 2004 Infiniti G35 without repairs?

While clearing the code may temporarily turn off the check engine light, it is important to address the underlying issue causing the P1846 code to prevent further transmission problems.

8. How much does it cost to repair the P1846 code on a 2004 Infiniti G35?

The cost of repairing the P1846 code can vary depending on the specific issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

9. Are there any preventative maintenance tips to avoid the P1846 code on a 2004 Infiniti G35?

Regularly checking and maintaining the transmission fluid level, addressing any leaks promptly, and following the manufacturer's recommended service intervals can help prevent issues like the P1846 code.

10. Can a DIY enthusiast fix the P1846 code on a 2004 Infiniti G35?

While some aspects of diagnosing and repairing the P1846 code may be possible for experienced DIY enthusiasts, working on the transmission system can be complex and may require specialized tools and knowledge. It is recommended to consult a professional mechanic for proper diagnosis and repair.

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