NOTE:
Because the remote transmitter battery power cannot be determined using the battery itself, determine by the remote transmitter battery low warning operation conditions.
Operation procedure for remote transmitter battery low warning
1. Place the remote transmitter inside the vehicle and close all of the doors.
2. Switch the ignition ON (engine off) and wait approx. 30 s.
3. With the brake pedal not depressed, switch the ignition off (LOCK).
4. Verify that the KEY indicator light (green) in the instrument panel is not flashing.

KEY indicator light (green) flashes for approx. 30 s
Replace the remote transmitter battery because the remote transmitter battery power is depleted..
Negative Battery Cable Disconnection/Connection [Skyactiv G 2.0]Electric Variable Valve Timing Motor/Driver Removal/Installation
WARNING:
A hot engine can cause severe burns. Turn off the engine and wait until it
is cool before servicing.
CAUTION:
Applying excessive force (force of 100 N {10.2 kgf, 22.5 lbf} or more) to
the electric variable valve timing motor/driver may cause a malfunction. When
...
Vanity Mirror Illumination Inspection
1. Disconnect the negative battery cable..
2. Remove the sunvisor..
3. Verify that the continuity between the vanity mirror illumination terminals
is as indicated in the table.
If not as indicated in the table, replace the sunvisor.
...
Immobilizer System
The immobilizer system allows the engine to start only with a key the system
recognizes.
If someone attempts to start the engine with an unrecognized key, the engine
will not start, thereby helping to prevent the theft of your vehicle.
If you have a problem with the immobilizer system or the k ...