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Home >> Porsche >> 2004 >> Cayenne Base >> Repair and Diagnosis >> Maintenance >> Procedures >> Maintenance, Self Diagnostics >> 03 01 Checking operation of vehicle lights - as of MY 2003 (Cayenne TIP, Cayenne MAN, Cayenne S TIP, Cayenne S MAN, Cayenne Turbo) >> Checking operation of vehicle lights >> Checking horn function

Checking horn function

Press horn actuation on steering wheel and check the function and sound of horn.