Massimo MSU 800 - Page 151

8-58
S/N Problems Solutions
6 Coolant boils
1.Check the cooling fin of radiator for blocked by soil or dirt
2.Check the speed sensor of radiator for damage and
Check fan for failure
3.Check if antifreeze can meet the requirement stated in
the owner manual.
4.Check the coolant loop for mixed with air
7 Engine can not start
1.Check the battery ,which with low electricity may cause
the motor failure
2.Check the star
ting motor for damage
3.Check if MEUI can work in good condition
4.Check if the ignition loop can work in good condition
5.Check if the spark plug is foulled or burned
6.Check if the ignition signal is in good condition
7.Check if the air cleaner is blocked
8.Check if the oil circuit is smooth
9.Check if the exhaust system is blocked
8
Horn not work
1. Check horn function: normal or unnormal.
2. Check cable damaged or not Check patch connected or
not.
3. Check the speaker: damage or not.