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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Electric Drive (DPAA)) >> 93 Electric Drive >> High-Voltage System, Re-Energizing

High-Voltage System, Re-Energizing

WARNING: This page is about a different variant/trim than selected.

Special tools and workshop equipment required 

Procedure 

Re-energizing the high-voltage system is done exclusively via the Diagnosis  mode using the Vehicle Diagnostic Tester.

CAUTION:

There is a risk of fatal injury due to high voltage.

Electrocution by direct contact or electric arc can cause severe bodily injury or fatal injury.

- Have an Audi high-voltage technician or an Audi high-voltage expert bring the high-voltage system back into service.

-- Connect the Vehicle Diagnostic Tester.

-- Select the ODIS service  mode and start.

-- Select the special functions  tab.

-- Select one after the other:

-- The prompt to connect the High-Voltage System Maintenance Connector -TW- will appear over the course of the program.

High-Voltage System Maintenance Connector -TW-, Connecting:

GWWA93-10352Courtesy of AUDI OF AMERICA, LLC

-- Remove the Service Disconnect Lock: T40262/1  from the High-Voltage System Maintenance Connector -TW- -1-.

-- Release the retainer -3- using a narrow screwdriver in direction of -arrow A-.

GWWA93-10353Courtesy of AUDI OF AMERICA, LLC

-- Push the release -2- downward in direction of -arrow B- and push in the High-Voltage System Maintenance Connector -TW- -1- until it engages in direction of -arrow C-.