Battery, Disconnecting and Reconnecting

Battery, Disconnecting And Reconnecting

WARNING:
- Observe Warning and safety measures for lead acid batteries.
- Always wear suitable protective clothing.

CAUTION:
- Always ensure the vehicle electrical system is protected by disconnecting the battery negative ( - ) terminal (interrupted current flow to ground) prior to servicing key areas of the electrical system as specified.
- Do not loosen or remove ground strap from body. Disconnect terminal from battery only.
- Disconnecting the battery positive ( B+) terminal must only be performed as required to remove battery from vehicle, and must only be carried out after the negative ( - ) terminal is disconnected.
- When reconnecting battery terminals, observe all applicable Notes and torque specifications, as well as instructions on performing OBD program and electrical system function checks as specified.

Special tools, testers and auxiliary items needed

- VAG 1331 Torque wrench (or equivalent 5 - 50 Nm )

Battery, disconnecting

CAUTION:
- Obtain anti-theft radio security code.
- Switch off all electrical consumers.
- Switch ignition off and remove ignition key.
- Do not loosen or remove ground strap from body. Disconnect terminal from battery only.

4-cylinder engine

- Release fasteners -arrows-.
- Remove battery cover.

- Disconnect negative ( - ) terminal -arrow- from battery.

6-cylinder engine

- Fold luggage compartment floor panel forward.

- Disconnect negative ( - ) terminal -arrow- from battery.

Battery, reconnecting (all)

NOTE:
- In order to prevent damage to the battery housing, battery terminals must be placed on battery posts without using force (by hand only).
- Battery posts and terminals must no longer be greased.

- Reconnect negative ( - ) terminal -arrow- on battery.
- Torque negative ( - ) terminal clamp fastener to 6 Nm.
- Perform work steps specified in table.

Work steps required after reconnecting battery

NOTE: If desired, print this and use the table above as a checklist.