61 20 900 Disconnecting and connecting battery earth lead: Notes
WARNING:
Observe SAFETY INSTRUCTIONS FOR HANDLING VEHICLE BATTERY and INFORMATION ON AGM BATTERY .
Follow instructions for DISCONNECTING AND CONNECTING BATTERY .
Observe information on INTELLIGENT BATTERY SENSOR (IBS) .
Open cover (1).
Version without intelligent battery sensor (IBS):
Loosen nut (1).
Tightening torque 61 21 1AZ .
Disconnect battery earth lead (2) and secure at side.
Version with intelligent battery sensor (IBS):
Loosen nut (1).
Tightening torque 61 21 1AZ .
Disconnect battery earth lead (2) and secure at side.