audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Fuel and Residual Pressure before High Pressure Pump, Checking|Page 4432 > < Fuel and Residual Pressure before High Pressure Pump, Checking|Page 4430
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Fuel Pressure: Testing and Inspection
Fuel Delivery, Checking

Fuel Delivery, Checking

Special tools, testers and auxiliary items required

‹› Hand held remote control (jumper). 

‹› Multimeter.

‹› Electrical connector test lead set.

‹› Measuring container, fuel-resistant.

Test conditions

‹› Battery voltage 12.5 V

‹› Fuel filter OK

‹› Fuel tank at least 1/4 filled.

‹› Fuel pressure regulator OK.

‹› Fuel Pump (FP) Control Module (-J538-) OK 

‹› Ignition switched off.

Test procedure

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Perform a preliminary check to verify the customer's complaint. Refer to => [ Preliminary Check ] See: Powertrain Management/Computers and
Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/Preliminary Check

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Remove rear seat bench => Body Interior 72 Removal and Installation

-

Remove bolts - arrows - and remove cover for right locking flange.

Fuel and Residual Pressure before High Pressure Pump, Checking|Page 4432 > < Fuel and Residual Pressure before High Pressure Pump, Checking|Page 4430