1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the starter interlock switch connector.
4. Remove the starter interlock switch from the pedal bracket.

5. Insert a new starter interlock switch into the pedal bracket hole in the direction indicated by arrow A.

6. Slide the starter interlock switch pressing it in the direction indicated by arrow B until it is locked.

7. Fully depress the clutch pedal in the direction of arrow C, and verify that a click sound from the starter interlock switch is heard.
8. Install in the reverse order of removal.
9. Fully depress the clutch pedal, and verify that the engine starts.
Starter Interlock Switch Inspection [Skyactiv G 2.0]
TCM Configuration [Fw6 A EL]Cooling System Service Warnings [Mzr 2.0, Mzr 2.5]
WARNING:
Never remove the cooling system cap or loosen the radiator drain plug while
the engine is running, or when the engine and radiator are hot. Scalding engine
coolant and steam may shoot out and cause serious injury. It may also damage
the engine and cooling system.
Tu ...
On/Off Solenoid Removal/Installation [Fw6 A EL]
WARNING:
A hot transaxle and ATF can cause severe burns. Turn off the engine and wait
until they are cool.
Always wear protective eye wear when using the air compressor. If the air
compressor is used, any particles of dirt or soiling could spatter and get into
the eyes.
...
Scheduled Maintenance (Mexico)
Follow Schedule 1 if the vehicle is operated mainly where none of the
following conditions
(severe driving conditions) apply.
Repeated short-distance driving
Driving in dusty conditions
Driving with extended use of brakes
Driving in areas where salt or other corrosive materials are used ...