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.
- Keep driving?
- No -- stop driving
- DIY difficulty
- hard
- Estimated cost
- $800 - $3,500 (parts and labor)
Read and clear transmission codes. Many trans codes are caused by low or burnt fluid -- check level and color before assuming the worst.
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Basic scanners only read engine codes. This reads transmission, ABS, and airbag too.
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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
Step-by-Step Diagnostic Procedure
-
Perform transmission pressure tests
-
Inspect fluid for debris or burn smell
-
Check valve body circuits for leaks
-
Evaluate clutch pack D condition
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.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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