P2873 critical

Transmission Clutch D Pressure Too Low

The P2873 code means the vehicle's onboard diagnostic system has detected: Transmission Clutch D Pressure Too Low. This is a critical severity code.

My Garage →
Keep driving?
No — stop driving
DIY difficulty
hard
Estimated cost
$800 - $3,500 (parts and labor)
ANCEL AD310 OBD-II Scanner
Check Your Fluid First
ANCEL AD310 OBD-II Scanner

Read and clear transmission codes. Many trans codes are caused by low or burnt fluid -- check level and color before assuming the worst.

Check Price on Amazon
LAUNCH CRP123X (Reads All Systems)
Read Transmission Codes
LAUNCH CRP123X (Reads All Systems)

Basic scanners only read engine codes. This reads transmission, ABS, and airbag too.

Check Price on Amazon

Affiliate links — we earn a commission at no extra cost to you.

Common Symptoms

  • Loss of specific gear ranges
  • Transmission slipping severely
  • Check Engine Light on
  • Vehicle barely moves

Probable Causes (Ranked by Likelihood)

  • Internal clutch pack D failure Very High
  • Transmission fluid pump cavitation High
  • Valve body malfunction Moderate
  • Clutch piston seal failure Low

Frequently Asked Questions

Is clutch D the same as clutch C?

No, each clutch pack engages different gear combinations. Clutch D typically handles higher gear ranges.

Should I check the fluid first?

Yes, always check fluid level and condition first. Dark, burnt-smelling fluid indicates internal damage.

What does the repair involve?

Repair typically requires transmission removal and disassembly to replace the failed clutch pack and related seals.

Mechanics Guide Step-by-step diagnosis

Step-by-Step Diagnostic Procedure

  1. Perform transmission pressure tests

  2. Inspect fluid for debris or burn smell

  3. Check valve body circuits for leaks

  4. Evaluate clutch pack D condition

Sources 1

This page is built from documented references. Verify against your own service info before repair work.

  • SAE J2012Diagnostic Trouble Code Definitions (defines the generic OBD-II code ranges)

Commonly Affected Vehicles

  • 2010-2019 Chevrolet Silverado
  • 2011-2020 Ford F-150
  • 2012-2019 Honda Odyssey
  • 2013-2020 Toyota Highlander

Related Codes

P2874P2871

Explore More

Search codes Vehicle-specific fixes Guides By make

Was this helpful?

Send this to whoever is fixing the car — your mechanic, or the person asking what the light means.

Browse by symptom → Read repair guides → Fixes by vehicle →