CUSTOMER CONCERN The engine misfires, lacks power, and may stall. The condition can occur with or without cylinder-misfire or lean DTCs. CAUSE The confirmed repair identified failed ignition coils and worn spark plugs as the source of the misfire and drivability symptoms. CORRECTION Remove and replace the failed ignition coils and spark plugs, clear any stored misfire DTCs, and road test to verify normal power and idle quality.

CUSTOMER CONCERN The vehicle intermittently brakes on its own while driving, with audible ABS activation. DTCs U2107, U0401, and U0415 may be stored, although the symptom can occur without codes. CAUSE The right-front ABS tone ring in the hub and bearing assembly was warped, producing an incorrect wheel-speed signal and unintended ABS intervention. CORRECTION Remove and replace the right-front hub and bearing assembly, clear DTCs U2107, U0401, and U0415, and verify the ABS no