DTC P0989 Cadillac
Transmission Fluid Pressure (TFP) Switch 5 Circuit Low Voltage
Transmission Fluid Pressure (TFP) Switch 5 Circuit Low Voltage
Description
P0989 or P0990 No other ECM or TCM DTCs are set. The ignition voltage is 8.6 volts or greater. The transmission fluid is -6.6°C (20°F) or greater. The engine speed is 400 RPM or greater for 5 seconds. The high side driver is commanded ON.
Video Guide
Diagnostic Info
- DTC Code: P0989
- Brand: Cadillac