Vehicles using TU3M/2 engine list:

Engine TU3M/2 commonly faces issues like carburetor or fuel injection clogging, ignition coil failure, and valve wear. Diagnosis involves checking for rough idling, misfires, or poor acceleration. Use a diagnostic scanner to read error codes and inspect spark plugs and ignition components. Preventive maintenance includes regular oil changes, timely replacement of air and fuel filters, and ensuring the cooling system functions well to avoid overheating. Solutions often require cleaning or replacing clogged injectors, renewing ignition coils, and adjusting valve clearances. Keeping the fuel system clean and using quality fuel helps maintain engine performance and longevity in Citroen ZX 1.4i models.