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P0795: Pressure Control Solenoid C Malfunction

Severity: medium

What it means: The engine or transmission computer has found a general problem with pressure control solenoid C, one of the electric valves that controls the fluid pressure for shifting.

Safe to drive? Usually drivable short distances, but it can get worse quickly. If it goes into limp mode or slips, drive gently to a shop or tow it.

Common symptoms

Likely causes, ranked

  1. Faulty pressure control solenoid CShop
  2. Dirty or low transmission fluid, clogged filterShop
  3. Wiring or connector problemShop
  4. Valve body or internal faultShop
  5. Transmission computer faultShop

Vehicle-specific notes

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Answers that mention P0795

DIY or shop?

Fluid and wiring checks can be DIY on some vehicles. Solenoid and internal repairs are shop work. Check for service bulletins first.

Vehicle notes

  • Toyota Tacoma 2024: Toyota's 8-speed limp-mode bulletin lists P0795 (as P079571) among qualifying codes. See the related Tacoma answer.

Sources

Safety / mechanic note

Loss of gears on the highway is dangerous. Verify with a mechanic.

Sources