audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Fuel and Residual Pressure before High Pressure Pump, Checking|Page 4665 > < Fuel and Residual Pressure before High Pressure Pump, Checking|Page 4663
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terminal -  5 -.

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Cover 2nd connector terminal of adapter cable (V.A.G 1348/3-3) with insulating tape to prevent short circuit - arrow -. 

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Route remote control (V.A.G 1348/3A) switch forward in engine compartment.

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Connect alligator clip to ground (GND) point in engine compartment. 

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Connect contact - 1 - to battery "+" using a self-made adapter cable.

‹› For safety reasons, install a fuse - A - in the cable. 

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Remove rear engine cover - arrows -.

CAUTION!
‹› Fuel system is under high pressure! Before opening high pressure components of the fuel injection system, pressure must be relieved

to residual pressure => [ High-Pressure Fuel Injection System, Pressure Relief ] See: Fuel Filter/Fuel Pressure Release/Service and
Repair.

‹›  Then wrap a clean cloth around the connection and relieve residual pressure by carefully loosening the connection.

Fuel and Residual Pressure before High Pressure Pump, Checking|Page 4665 > < Fuel and Residual Pressure before High Pressure Pump, Checking|Page 4663