Vehicles using ARM engine list:

Engine ARM commonly faces issues like timing belt wear, oil leaks, and ignition coil failures. Diagnose timing belt problems by checking for unusual noises or engine misfires; replace the belt every 60,000–90,000 km to prevent failure. Oil leaks often occur at valve cover gaskets—inspect regularly and replace gaskets if leaks appear. Ignition coil faults cause rough idling or starting issues; test coils with a multimeter and replace faulty units. Preventive maintenance includes regular oil changes with recommended grades and timely replacement of spark plugs. Addressing these issues promptly ensures engine longevity and reliable performance in Audi A4 and VW Passat models with the ARM engine.