Vehicles using 146A4000-048 engine list:

Engine 146A4000-048 in the Fiat Uno 60 (1986–1989) commonly faces issues like carburetor clogging, ignition timing drift, and worn valve seals causing oil leaks. For diagnosis, check for rough idling, poor acceleration, and smoke from the exhaust. Preventive maintenance includes regular carburetor cleaning, timely ignition system checks, and valve adjustments. Solutions involve cleaning or rebuilding the carburetor, resetting ignition timing with a timing light, and replacing valve seals if oil consumption is high. Regular oil changes and using quality fuel also help maintain engine health and performance.