FAULTBASE
Error CodesASKCars
© 2026 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
how to fix low oil pressure in my Ram 1500 DT (2019-Present) - Ram 1500
Home/Cars/Ram/1500/DT (2019-Present)/how to fix low oil pressure in my Ram 1500 DT (2019-Present)

how to fix low oil pressure in my Ram 1500 DT (2019-Present)

Ram 1500 DT (2019-Present)

Error Codes
2-4 hours
Time
medium
Difficulty
high
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
4 min read
635 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix low oil pressure in Ram 1500 DT (2019-Present). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component
Engine
Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical systems.
  • •Allow the engine to cool before opening the oil drain plug.

Symptoms

  • •Oil pressure warning light illuminated on the dashboard
  • •Engine noise, particularly a ticking or knocking sound
  • •Poor engine performance or misfiring
  • •Increased engine temperature
  • •Oil leaks observed under the vehicle

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

  • ✓Test the affected component to ensure it functions correctly
  • ✓Check for any error codes or warning lights
  • ✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • •OBD-II scanner
  • •Mechanical oil pressure gauge
  • •Oil filter wrench
  • •Socket set
  • •Torque wrench
  • •Drain pan

Parts Required

  • •Engine oil (5W-20 or as specified)
  • •Oil filter
  • •Oil pressure sending unit (if faulty)

Additional Information

Affected Component
Engine
Estimated Time
2-4 hours
Difficulty
medium
Severity
high
Tools Required
6 items
Parts Required
3 items

Related Faults

Loading...

Share this solution

Comments

Sign in to share your thoughts

Sign In

No comments yet

Be the first to share your thoughts

Back to Generation
Solution
1. Preparation
  • Gather all necessary tools and parts.
  • Park the vehicle on a level surface and engage the parking brake.
  • Disconnect the battery to ensure safety during electrical work.
2. Check and Change Engine Oil

  1. Drain Old Oil

    • Place a drain pan under the oil pan.
    • Remove the oil drain plug using a socket set and allow the oil to fully drain.
    • Replace the drain plug and tighten to the manufacturer's torque specification (typically around 20-25 ft-lbs).

  2. Change Oil Filter

    • Use an oil filter wrench to remove the old oil filter.
    • Apply a small amount of new oil to the rubber gasket of the new filter.
    • Install the new oil filter and tighten according to specifications (usually hand-tight plus 3/4 turn).

  3. Add New Oil

    • Refill the engine with the recommended oil type (5W-20 or as specified in the owner’s manual).
    • Use a funnel to avoid spills, and check the dipstick level as you add oil.
3. Replace Oil Pressure Sending Unit (if necessary)

  1. Locate the Sending Unit

    • Identify the oil pressure sending unit, typically located on the engine block near the oil filter.

  2. Remove the Old Sending Unit

    • Disconnect the electrical connector.
    • Use a wrench to remove the sending unit and discard it.

  3. Install the New Sending Unit

    • Apply thread sealant to the threads of the new sending unit.
    • Install and tighten it using a wrench (do not overtighten).
    • Reconnect the electrical connector.
4. Test Oil Pressure

  1. Install Mechanical Gauge

    • Remove the oil pressure sending unit and install a mechanical oil pressure gauge in its place.

  2. Start the Engine

    • Monitor the oil pressure reading on the gauge. It should be within the manufacturer's specified range (typically 25-65 psi at operating temperature).

  3. Replace Gauge with Sending Unit

    • If oil pressure is normal, remove the gauge and reinstall the oil pressure sending unit.