Porsche 996 TT, Repair Manual

Page: 2062 / 2099

CAUTION
The vehicle must not be driven on public roads when in the Racing track status! When the inner or outer
EMERGENCY STOP switch is actuated, the entire electrical system is disconnected from the battery. This
means that all electrical consumers are switched off, including those required for driving on public roads. The
handling behaviour of the vehicle is changed due to the deactivated power supply for the control electronics.
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Installing the main battery relay
Note
After the installation of the main battery relay and switching off using the inner/outer EMERGENCY
STOP switch, the Work instructions after disconnecting the battery described in Chapter 9 must be
observed ’ 9−1 General . The battery may discharge if kept at a standstill for relatively long periods
in the Racing track status with the EMERGENCY STOP switches actuated. •
The main battery relay is installed to the right of the battery (in conjunction with a battery of maximum 60
Ah). Fasten using the hexagon−head bolt M 8 x 16 enclosed in the delivery scope (tightening torque 23 Nm
(17 ftlb.)).
1. Remove the battery cover, the available ground cable − from the battery to the bulkhead − and the right
cowl panel cover ’ 702219 Removing and installing cowl panel cover .
2. In the case of a left−hand drive vehicle, lay the ground cable −1− pre−fitted on the main battery relay
from the relay (terminal 88) along behind the battery and connect it (tightening torque 6 Nm (4.5 ftlb.)).
3. In the case of a right−hand drive vehicle, replace the ground cable pre−fitted on the main battery relay
with the enclosed (shorter) cable and connect it to the ground terminal of the battery (tightening torque 6
einordnung
Installing the main battery relay 1999