Helpful Automotive Resources
Engine Knocking Sound: What Does it Mean?An engine knock sounds like someone knocking on the front door. But since the noise, which is deep and metallic in nature, is coming from the engine, you’ll know it’s not your neighbor stopping by for a friendly visit.
P0894 Code: Transmission Component SlippingDiagnostic trouble code (DTC) P0894 stands for “Transmission
Component Slipping.” This code is logged when the powertrain control module
(PCM) has received information from the input and output speed sensors that an
internal transmission component is slipping. Depending on the manufacturer,
this code could also mean that the PCM has perceived the torque converter