Fuel Supply System; Parts Of Fuel Supply System - Volkswagen Touareg 2003 Workshop Repair Manual

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Fuel supply system

1

Parts of fuel supply system

Caution
When doing any repair work, especially in the engine compart‐
ment, pay attention to the following due to the cramped condi‐
tions:
♦ Route all the various lines (e.g. for fuel, hydraulics, acti‐
vated charcoal filter system, coolant, refrigerant, brake
fluid and vacuum) and electrical wiring in their original po‐
sitions.
♦ To avoid damage to lines, ensure sufficient clearance to
all moving or hot components.
Note
Hose connections are secured with couplings or spring-type
♦
or clamp-type clips.
Always renew clamp-type clips with spring-type clips.
♦
Fuel hoses on engine must be secured with spring-type clips
♦
only. The use of clamp or screw-type clips is not permissible.
Spring-type clip pliers -VAS 6340- or spring-type clip pliers -
♦
VAS 5024 A- are recommended for installation of spring-type
clips.
Observe safety precautions
Observe rules for cleanliness
Assembly overview - fuel tank with attachments
Assembly overview - fuel filter
Renewing fuel filter ⇒ page 96
Schematic diagram of fuel lines and components in fuel tank
⇒ page 98 .
Draining fuel tank ⇒ page 100
Removing and installing fuel delivery unit, fuel gauge sender and
suction-jet pumps ⇒ page 102
Removing and installing fuel tank with attachments
⇒ page 104 .
Checking fuel pumps ⇒ page 107
⇒ page 99 .
⇒ page 99 .
⇒ page 94
⇒ page 96 .
8-cylinder injection engine - Edition 11.2011
.
Touareg 2003 ➤
1. Parts of fuel supply system
93