What does P0894 Mean? The Powertrain Control Module (PCM) monitors the difference between engine speed and transmission output speed. In D3 drive range with Torque Converter Clutch (TCC) engaged, the engine speed should closely match the transmission output speed. In D4 drive range, with the TCC engaged, the TCC slip speed should be -20 to +50 RPM. engine code P0894P0894 fixobd P0894dtc P0894obd code P0894obd2 P0894P0894 car codediagnostic code P0894car code P0894check engine code P0894fehlercode P0894P0894 fiatcodigo P0894codigo falla P0894P0894 kody b??dówcodigo de falla P0894 What are the common causes of P0894 ? An air leak forward of the DPF will change the sensor readings resulting in the code Rusty exhaust systems, cracked exhaust manifolds or damaged or missing gaskets or donuts will cause air leaks. Fuel with a large percentage of sulfur will clog the DPF quickly How do you troubleshoot P0894 ? Some of the repairs for the P0894 trouble code include: Topping off the transmission fluid Replacing the transmission fluid Replacing the wires, connectors, and harnesses in the internal transmission Replacing the shift solenoids In rare cases, replacing the TCM or PCM Searches related to P0894 - Transmission Component Slipping p0894 allison p0894 4l60e p0894 4l80e p1870 transmission component slipping fix p0894 chevy trailblazer p0894 mazda p0894 chevy avalanche p0894 mercedes