12 00 ... Instructions for welding work (overload protection of control units)
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When performing welding work on installed control units, to avoid any defects in the electronic control units, observe the following steps:
- Observe Instructions For Disconnecting And Connecting Battery.
- Detach terminal of battery negative lead from car battery and second battery if fitted. Cover negative terminal posts.
- If welding is to be performed near the battery/batteries, first remove battery/batteries from vehicle (flying sparks - combustion of explosive gas).
- Fit return clamp on welding unit as close as possible to welding point (maximum distance approx. 1 m).
- Never connect return clamp to ground pin on body which has ground wires attached!