gio Vyper 4WD 1100cc 4 seater XY1100UEL, Service Manual

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11. EFI SYSTEM OF SQR 472ENGINE
11-67
Serial
number Operation steps Test
results Next step
Yes Next step 1 Using a multimeter to check the battery
voltage between two terminals, whether the
voltage of more than 8~12V when the engine
start.
No Replace the battery
Yes Next step 2 The ignition switch is maintained at the start
position, using a multimeter to check
whether the terminal to start the motor
positive voltage above 8V.
No Repair or replace the wire
harness
Yes Repair or replace the starter
motor 3 Starting motor disassembly, inspection
starting motor. Focus on examination of
whether there is open circuit or due to
insufficient lubrication card dead.
No Next step
Yes The lubricating oil for the
appropriate label
4 If the failure is occurred in the winter, then
check for engine oil and gear selecting
improper lead to start the motor power is too
large.
No Next step
Yes Maintenance of internal engine
power
5
Check the engine internal mechanical power
is too large, leading to start the motor does
not rotate or move slowly
No Repeat the above steps
3.2. Starting the engine can drag but failed to start
General fault location:
1. No oil tank;
2. The fuel pump;
3. Speed sensor;
4. The ignition coil;
5. The engine mechanical part.
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