Service Information; Troubleshooting - KYMCO Downtown 300i ABS Service Manual

4. LUBRICATION SYSTEM

SERVICE INFORMATION

GENERAL INSTRUCTIONS
 The maintenance of lubrication system can be performed with the engine installed on the frame.
 Drain the coolant before starting any operations.
 Carefully when removing and installing the oil pump not to allow dust and foreign matters to enter
the engine and oil line.
 Do not attempt to disassemble the oil pump. The oil pump must be replaced as a set when it
reaches its service limit.
 After the oil pump is installed, check each part for oil leaks.
SPECIFICATIONS
ENGINE OIL
Engine Oil Capacity
Recommended Oil

TROUBLESHOOTING

Oil level too low
 Natural oil consumption
 Oil leaks
 Worn piston rings
 Worn valve guide
 Worn valve guide seal
Oil contamination
 Oil not changed often enough
 Faulty cylinder head gasket
 Loose cylinder head bolts
At disassembly: 1.5 liter
SAE5W50# API: SJ
Poor lubrication pressure
 Oil level too low
 Clogged oil filter or oil passage
 Faulty oil pump
DOWNTOWN 300I ABS
At change: 1.3 liter
4-2