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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Cooling System (Mechanical) >> Cooling System 2.0L (DPAA) >> 19 Cooling System >> Coolant Pipes >> Coolant Pipes, Removing And Installing >> Left Coolant Pipe, Removing And Installing, Vehicle With High-Voltage System >> Removing

Left Coolant Pipe, Removing And Installing, Vehicle With High-Voltage System: Removing

-- Drain the coolant. Refer to COOLANT, DRAINING, HIGH-VOLTAGE COOLING CIRCUIT .

-- Remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

Vehicles with a Particulate Filter: 

GWWA26-12308Courtesy of AUDI OF AMERICA, LLC

-- Free up the connector -1- for the Dual Exhaust Temperature Sensor 1 -GX41-.

Continuation for All Vehicles: 

GWWA19-13210Courtesy of AUDI OF AMERICA, LLC

-- Free up the wires.

-- Remove the bolts -1, 2, and 3-.

-- Loosen the hose clamps -arrows-, remove the coolant hoses and remove the coolant pipe.