Engine-CodesGeneric – P084E

P084E Code - Transmission Fluid Pressure Sensor/Switch 'H' Circuit Intermittent

Quick Answer

The P084E diagnostic trouble code (DTC) refers to a Transmission Fluid Pressure Sensor/Switch 'H' Circuit Intermittent issue. Common causes include Faulty transmission fluid pressure sensor or switch, Wiring issues or electrical faults in the circuit, Malfunctioning engine control module (ECM). 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
P084E indicates Transmission Fluid Pressure Sensor/Switch 'H' Circuit Intermittent.
Common causes
Common causes include Faulty transmission fluid pressure sensor or switch, Wiring issues or electrical faults in the circuit, Malfunctioning engine control module (ECM).
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
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P084E Description

The P084E diagnostic trouble code (DTC) refers to a Transmission Fluid Pressure Sensor/Switch 'H' Circuit Intermittent issue. This code indicates that there is a problem with the transmission fluid pressure sensor or switch in the vehicle's transmission system. The sensor or switch is responsible for monitoring the fluid pressure within the transmission and sending this information to the vehicle's engine control module (ECM).

OBDII Code P084E - Transmission Fluid Pressure Sensor/Switch 'H' Circuit Intermittent
P084E Code - Transmission Fluid Pressure Sensor/Switch 'H' Circuit Intermittent

Common Causes of P084E

  1. Faulty transmission fluid pressure sensor or switch
  2. Wiring issues or electrical faults in the circuit
  3. Malfunctioning engine control module (ECM)
  4. Low transmission fluid levels
  5. Contaminated or degraded transmission fluid

Symptoms of P084E

  1. Erratic shifting patterns
  2. Harsh shifting
  3. Delayed engagement when shifting gears
  4. Transmission slippage
  5. Illumination of the check engine light

How to Fix P084E

  1. Begin by conducting a thorough diagnostic scan to confirm the P084E code and pinpoint the exact cause of the issue.
  2. Inspect the transmission fluid pressure sensor or switch for any signs of damage or malfunction. Replace if necessary.
  3. Check the wiring and electrical connections in the circuit for any loose connections or damage. Repair or replace as needed.
  4. Verify the transmission fluid level and condition. Top up or perform a fluid flush and refill if required.
  5. Clear the DTC from the ECM memory and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P084E

The typical repair costs for addressing a P084E code can vary depending on the specific cause of the issue. In general, replacing a transmission fluid pressure sensor or switch can range from $150 to $300, including parts and labor. However, additional costs may apply if there are wiring or ECM issues that need to be addressed. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate based on your vehicle make and model.

Need more information about the P084E code?

Need more information on how to fix the P084E code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P084E code diagnosed by a professional: Find a repair shop in your area

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 P084E Code

No Frequently Asked Questions about P084E Code found.

Discuss the causes and fixes for P084E OBDII Code

Code P084E comments

No comments found for this page.