48V Hybrid Power System - MG Hector Owner's Manual

48V Hybrid Power System*

The 48V hybrid power system has the
following functions: auto engine start-stop,
assist power, and energy recovery. It can
improve the fuel economy, and enhance the
driving experience. Normal operating
temperature of the vehicle: >-30°C.
Start / Stop function
The start-stop function can control the engine
flame-out and start, and reduce unnecessary
idle conditions to improve the fuel economy
according to the corresponding driving
conditions. To enable the start-stop function,
the following preconditions must be met:
1. The engine hood is closed.
2. The driver side door is closed.
3. The driver seat belt is fastened.
4. Such conditions as ambient temperature,
engine coolant temperature, and vacuum
brake pressure are met.
Auto Engine Flame-out
If the vehicle speed drops to 0 km/h, the
neutral is set, and the clutch is release under
the above preconditions and without no-stop
conditions, the engine will automatically flame
out. (The highest vehicle speed before
stopping is greater than 14 km/h)
Auto Engine Start
After the engine automatically flames out, the
engine can be started by any one of the
following operations:
1. Depress the clutch pedal.
2. Depress the accelerator pedal.
3. Rotate the steering wheel by more than
100°, or rapidly rotate the steering wheel.
4. Continuously depress or stomp on the
brake pedal.
Disabling of Start-Stop Function
After the ignition switch is put at "ON", the
start-stop system enters the standby state. If
the conditions are met, the engine will
automatically start and stop. If you do not
want the engine to automatically start and
stop, the following operations can be taken:
DRIVING AND CONTROLS
After starting the engine, press the start-stop
disabling switch, as shown in the figure. The
start-stop system OFF indicator on the
instrument cluster turns on, and the start-stop
function is disabled. Press the switch again to
enable the start-stop function again.
Description
Auto Start / Stop will not work in
following conditions
Giving priority to comfort over fuel efficiency,
this feature will not work with AC ON
condition to prevent any discomfort to
customer in hot summer and prolonged stop-
go situations in cities.
In case of any one of the following situations,
the start-stop function will be disabled, and the
engine will not automatically stop:
1. The start-stop disabling switch is pressed.
2. Engine coolant temperature is lower than
36°C.
3. AC is switched ON condition.
4. The brake is depressed.
5. 48V battery voltage is low.
6. 48V battery system error.
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