Removing

-- Switch off the ignition.

-- Remove the wiper arms. Refer to WINDSHIELD WIPER SYSTEM .

-- Remove the plenum chamber cover. Refer to PLENUM CHAMBER BULKHEAD .

-- Cover the engine compartment in the area near the engine control module to prevent scratching the paint.

-- Remove the bolts and the engine control module.

Fig 1: Identifying Bolts And ECM Housing

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

NOTE:

Thread of shear bolts is equipped with locking compound. By heating the shear bolts using a hot air gun, inhibition effect of the locking compound is lowered.

CAUTION:

Make sure the parts cannot get burned.

By heating the shear bolts, parts of the protective housing are heated intensely. Wear protective gloves to prevent injuries.

-- Warm the shear bolt -arrows- with a hot air gun.

-- Loosen the bolt -1- with locking pliers.

-- Bend the edges of the housing down and remove the bolts.

Fig 2: Identifying Bolt -1- And Housing

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.