P0845 Code: Step-by-Step Repair
The P0845 trouble code indicates a malfunction within the Transmission Fluid Pressure Sensor/Switch “B” Circuit. This code is part of the On-Board Diagnostics II (OBD-II) system, which monitors various components of the vehicle’s powertrain, including the engine and transmission. When the Powertrain Control Module (PCM) detects an abnormal voltage reading from the transmission fluid pressure …
