73 Temperature after catalyst too low - Down stream catalyst temp - physical (Catalyst heating time failed) - P042B Catalyst Temperature Sensor Circuit Range/Performance
Temperature after catalyst too low - Downstream catalyst temp -physical (Catalyst heating time failed) - P042B Catalyst Temperature Sensor Circuit Range/Performance
One sign to move on is intensive Waterloo Boy engine work, such as needing new pistons and injectors. If you hear loud clunking sounds from the engine, it could be due to the starter hitting the flywheel or a piston piercing the engine block, which can indicate a seized engine. Farmers encountering these problems have coined the saying: If your engine is knockin you better be shoppin.