Touareg V8-4.2L (BHX) (2004)
Fuel Pressure: Testing and Inspection
Fuel Pressure Regulator and Residual Pressure, Checking
Generic Scan Tool
Diagnostic Procedures
Fuel Pressure Regulator and Residual Pressure, Checking
Function
The fuel pressure regulator regulates the fuel pressure to constant 4.0 bar.
Special tools, testers and auxiliary items required
‹› Pressure gauge (VAG1318)
‹› Adapter (VAG1318/7)
‹› Adapter (VAG1318/10)
‹› Hose adapter (VAG1318/13)
Without illustration:
‹› Assembly tool for spring-type clamps (VAS5024A)
Test requirements