Battery, Disconnecting And Connecting

Special tools and workshop equipment required

Torque Wrench 1410 :VAG1410

CAUTION:

Follow all safety precautions when working on pyrotechnic components:

When working on pyrotechnic components (airbag, belt tensioner), it is necessary to disconnect the battery with the ignition turned on, contrary to the following description. Refer to SAFETY PRECAUTIONS WHEN WORKING WITH PYROTECHNIC COMPONENTS .

Disconnecting

-- Switch off the ignition and all electrical equipment and remove the ignition key.

Vehicles with a Battery Housing

-- Open the locking mechanism -arrow- and remove the battery case cover.

Fig 1: Battery Box Cover Locking Mechanism

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Vehicles with a Battery Jacket

-- Open the battery jacket -1-.

Fig 2: Identifying Battery Jacket

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Continuation for All Vehicles

-- Loosen the nut on the battery ground cable clamp -3- several turns.

Fig 3: Identifying Battery Terminal Ground Cable

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the battery ground cable clamp -3- from the Battery -A- -1-.

Connecting

After connecting the Battery -A- and switching the ignition on, the ASR/ESP Indicator Lamp -K155- lights up continuously. The ASR/ESP Indicator Lamp -K155- goes out automatically if a straight distance is driven at 15 to 20 km/h (9 to 12 mph). This reactivates the Steering Angle Sensor -G85-.

-- Release and disconnect the connector -5- from the Battery Monitoring Control Module -J367- -3-.

Fig 4: Disconnecting Battery

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Apply the battery ground cable clamp -4- on the negative terminal of the Battery -A- -6-.

-- Tighten the nut from the battery ground cable clamp -4- to the tightening specification.

-- Reconnect the connector -5- to the Battery Monitoring Control Module -J367- -3-.

-- Close the battery jacket or install the battery case cover and lock it into place.

-- Turn on the ignition.

-- Check the time and if necessary adjust.

-- Window, open and close all the way.

-- Then, with the windows closed, pull the power window switch until the relay audibly switches.

-- Check the window regulator convenience switch.

While comfort switching is operated, window must close without holding the power window switch.

NOTE:

After connecting the power supply, the ASR/ESP Indicator Lamp -K155- may only go out after the vehicle has been driven a few yards.

Tightening Specifications

Refer to OVERVIEW - BATTERY