Volkswagen Workshop Manuals
Passat Sedan V6-3.6L (BLV) (2008)
Powertrain Management > Tune-up and Engine Performance Checks > Fuel Pressure > System Information > System Diagnosis > Delivery Rate, Checking > Page 2868
Fuel Pressure: Testing and Inspection
Residual Pressure, Checking
Special tools, testers and auxiliary items required
‹› Switched remote control (jumper).
‹› Electrical connector test lead set.
‹› Fuel pressure gauge.
Observe safety precautions. Refer to => [ Safety Precautions ] See: Computers and Control Systems/Service Precautions/Safety Precautions
Observe Clean Working Conditions. Refer to => [ Clean Working Conditions ] See: Computers and Control Systems/Service Precautions/Clean
Perform a preliminary check to verify the customers complaint. Refer to => [ Preliminary Check ] See: Computers and Control Systems/Testing
‹› The pressure gauge remains connected from Fuel Pressure test.
‹› Fuel pressure of approx. 5.6 bar should be displayed on pressure tester.
‹› Hand held remote starter (jumper) is connected.
Watch pressure drop on gauge. After 10 minutes pressure must not drop below a 4.0 bar decrease.
If pressure drops below 4.0 bar:
Operate hand held remote starter (jumper) while doing this, observe display of pressure tester.
Fuel pressure must increase up to a maximum pressure of 6 bar.
Release control button of hand held remote starter (jumper) and immediately close shut off valve of pressure gauge. Then lever the points
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