P0894 CHEVROLET - Torque Converter Clutch Fluid Diagram
P0894 CHEVROLET Possible Causes
- Low transmission fluid level
- Dirty or contaminated fluid
- Internal transmission failure
How is the P0894 CHEVROLET code repair?Start by checking 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.
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What is the cost to diagnose the P0894 CHEVROLET code
Labor: 1.0The cost to diagnose the P0894 CHEVROLET 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.
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When is the code detected?When the Powertrain Control Module (PCM) detects excessive Torque Converter Clutch (TCC) slip when the TCC should be engage, then the trouble code P0894 is set.
- Engine Light ON (or Service Engine Soon Warning Light)
P0894 CHEVROLET MeaningThe 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.
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