FAULTBASE
Error CodesASKCars
© 2026 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
why does my Toyota Highlander Third Generation (2014-2019) have a low oil pressure warning - Toyota Highlander
Home/Cars/Toyota/Highlander/Third Generation (2014-2019)/why does my Toyota Highlander Third Generation (2014-2019) have a low oil pressure warning

why does my Toyota Highlander Third Generation (2014-2019) have a low oil pressure warning

Toyota Highlander Third Generation (2014-2019)

Error Codes
1-2 hours
Time
medium
Difficulty
high
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
581 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 warning in Toyota Highlander (2014-2019). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component
Engine
Estimated Time
1-2 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

  • •Low oil pressure warning light illuminated on the dashboard
  • •Engine noise or ticking sound
  • •Engine stalling or rough idling
  • •Decreased performance or acceleration
  • •Oil leakage underneath 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
  • •Oil pressure gauge
  • •Oil filter wrench
  • •Socket set
  • •Drain pan
  • •Funnel

Parts Required

  • •Engine oil (SAE 0W-20 or as specified)
  • •Oil filter

Additional Information

Affected Component
Engine
Estimated Time
1-2 hours
Difficulty
medium
Severity
high
Tools Required
6 items
Parts Required
2 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 necessary tools and parts.
  • Ensure the vehicle is parked on a level surface and the engine is cool.
  • Disconnect the battery before starting work on the electrical systems.
2. Check Oil Level
  • Remove the dipstick and wipe it clean.
  • Reinsert the dipstick fully and then remove it again.
  • Check the oil level; if low, add the appropriate oil type (SAE 0W-20 or as specified in the owner's manual).
3. Replace Oil Filter
  • Tools Required: Oil filter wrench, socket set, drain pan.
  • Place the drain pan under the oil filter.
  • Use the oil filter wrench to remove the old oil filter.
  • Lubricate the rubber O-ring of the new oil filter with fresh oil.
  • Install the new oil filter hand-tight and then tighten according to manufacturer specifications (typically 3/4 turn after the O-ring contacts the engine).
4. Change Engine Oil
  • Tools Required: Socket set, oil drain pan, funnel.
  • Remove the oil drain plug using the socket set and allow the old oil to fully drain into the pan.
  • Replace the oil drain plug and tighten to the manufacturer’s torque specification (typically around 30 ft-lbs).
  • Pour in the new engine oil through the funnel, filling to the appropriate level as per the dipstick.
5. Test Oil Pressure
  • Tools Required: Oil pressure gauge.
  • Remove the oil pressure sending unit and install the oil pressure gauge.
  • Start the engine and monitor the oil pressure reading; it should be within the manufacturer’s specifications (typically around 15-20 psi at idle and 40-60 psi at higher RPMs).
  • If the oil pressure is low, further investigation into the oil pump or engine wear may be necessary.