DTC 00603: FOOTWELL/Defrost Flap Motor Circuit
WARNING: This page is about a different car, the 2003 Volkswagen EuroVan and 2002 Volkswagen EuroVan. However, it is still accessible from the selected car via links, so may be relevant.
Ensure flap reaches stops at both ends. Check for open or short circuit in wiring or connectors between footwell/defrost flap motor and CCM. See WIRING DIAGRAMS . If wiring is okay, perform reading measuring value block. See READING MEASURING VALUE BLOCK under SYSTEM TESTS. Perform output diagnostic test mode. See OUTPUT DIAGNOSTIC TEST MODE under SELF-DIAGNOSTICS. Adjust or replace footwell/defrost flap motor as necessary. After performing repairs, set flap motor. See FLAP MOTOR BASIC SETTING under PROGRAMMING.