Disconnecting and connecting battery

Make

Audi

Model

A4 Mk1

Section

Starter-current supply-CC › Battery › Disconnecting and connecting battery

Vehicle electricsDisconnecting and connecting battery

Disconnecting and connecting battery Procedure   Caution On vehicles fitted with telematics system, activate service mode of telematics control unit before disconnecting battery → Communication; Rep. Gr.01 or → Rep. Gr.91.

–  If fitted, remove cover above battery -arrows-.

–  With ignition switched off, disconnect earth cable -arrow- at battery. –  When connecting battery, attach battery clamp of earth cable to negative battery terminal “–” by hand and tighten nut. The following measures must be carried out after re-connecting battery:   Note t  Make sure to activate vehicle equipment (radio, radio navigation system, clock, electric windows) according to operating instructions. t  Deactivate service mode of telematics control unit → Communication; Rep. Gr.01 or → Rep. Gr.91. t  For further operations after reconnecting power supply, refer to → Rep. Gr.24. t  Check proper function of remote control keys; synchronise keys if necessary. Inform customer that all additional keys must also be synchronised to ensure that the remote control works properly → Owner's Manual. t  After reconnecting the voltage supply, it is possible that the ABS/ESP warning lamp will not go out until the vehicle has been driven several metres. Tightening torque

Component	Nm
Battery cable clamp to battery terminal	8

05 General