Auxiliary Heater Heating Element -Z35-, REMOVING AND INSTALLING: Removing

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-- Turn on the ignition.

-- Set the airflow direction to "DEF" (toward the windshield) on the Climatronic Control Module -J255- display and control head.

-- Move the passenger seats as far back as possible.

-- Turn off the ignition.

-- Remove the air intake housing. Refer to HEATER AND A/C UNIT AIR INTAKE HOUSING, REMOVING AND INSTALLING .

-- Remove the connector from the Evaporator Vent Temperature Sensor -G263-. Refer to Evaporator Vent Temperature Sensor -G263-, REMOVING AND INSTALLING .

-- Carefully fold the carpet back near the center console and loosen the ground connection to the Auxiliary Heater Heating Element -Z35- -A- from the ground point on the right side of the center tunnel. Refer to appropriate SYSTEM WIRING DIAGRAM.

Fig 1: Disconnecting Connector -B- And Loosen Connector From Right Heater Core Housing

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

When folding back the carpet, be careful not to damage the center console.

-- Disconnect the connector -B- and loosen the connector -C- from the right radiator housing.

-- Loosen the wiring to the Auxiliary Heater Heating Element -Z35- -D- from the mounts on the right radiator housing.

-- Remove the right radiator housing. Refer to RIGHT RADIATOR HOUSING, REMOVING AND INSTALLING (WITH TEMPERATURE DOORS) .

-- Pull the Auxiliary Heater Heating Element -Z35- -A- from the A/C unit.

Fig 2: Identifying Auxiliary Air Heater Heating Element

Courtesy of AUDI OF AMERICA, LLC