P0894 Possible Causes
- Low transmission fluid level
- Dirty or contaminated fluid
- Internal transmission failure
How do I fix code P0894?
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.Cost of diagnosing the P0894 code
Labor: 1.0
The cost of diagnosing the P0894 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0894 Meaning
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.P0894 More Information
Need more information on how to fix the P0894 code?Get Access to Factory Service Manuals
Information for specific makes
- P0894 BUICK Torque Converter Clutch Fluid Diagram
- P0894 CADILLAC Torque Converter Clutch Fluid Diagram
- P0894 CHEVROLET Torque Converter Clutch Fluid Diagram
- P0894 DODGE Transmission Component Slipping
- P0894 GMC Torque Converter Clutch Fluid Diagram