2009 Suzuki 400 LTZ Quad Sport Service Manual, Page 215Get this manual
1E-8 Engine Lubrication System:
Oil Tank Inspection
5) Remove the engine oil pipesB933H21506009
Inspect the oil tank oil leaksIf any defects are found, replace the oil tank with new oneRefer to "Oil Tank Removal and Installation (Page 1E-9)"
I933H1150020-01
I933H1150017-01
Engine Oil Pipe Removal and Installation