
Turning the ignition key to MAR, the multifunction display shows the message “Check active”: the diagnostic phase of all the electronic systems on the car has started. This lasts few seconds: if no faults are detected, when the engine has started, the display shows the “Check OK” message. See section “Warning lights and messages” if faults are found.

Citroen C3. Monitoring
Instrument panel
A. With the ignition on, the fuel gauge
bars for the fuel remaining should
light up.
B. With the engine running, the associated
low level warning lamp should
switch off.
...
Chevrolet Sonic. What to Use
Warning
Adding only plain water or some other liquid to the cooling system can be
dangerous. Plain water and other liquids, can boil before the proper coolant mixture
will. The coolant warning sy ...
Chevrolet Sonic. Engine Compartment Overview
1.4L L4 Engine
1. Engine Air Cleaner/Filter.
2. Engine Oil Dipstick. See Engine Oil.
3. Engine Cooling Fan (Out of View). See Cooling System.
4. Engine Oil Fill Cap. See Engine Oil.
5. Engine C ...