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z Check supply and return pipes on fuel delivery unit for leaks. z Repeat functional check. Is the malfunction still present: z Remove rear right wheel housing liner. See REAR WHEEL HOUSINGS LINER, ASSEMBLY OVERVIEW . z Check connecting pipes and hoses between Leak Detection Pump and EVAP canister. Replace if z Check wires and wire connections between EVAP canister and tank flap unit or tank ventilation valve for z Repeat functional check. Is the malfunction still present: z Remove EVAP canister and check for cracks and leaks, replace if necessary. z Repeat functional check. LEAK DETECTION PUMP (LDP) -V144-, CHECKING Special tools and equipment z VAG 1715 Multimeter z VAG 1527 BLED test light z VAG 1594 A Adapter set z VAG 1598/22 Test box z Wiring diagram
2003 Volkswagen New Beetle GLS 1998-2004 ENGINE Fuel System - New Beetle, 1.8L (APH, AWV & AWP)
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