1. Remove the front accessory socket..
2. Connect the tester probe to the position shown in the figure and verify that there is continuity.

If it cannot be verified, replace the front accessory socket..
Center Accessory Socket Removal/Installation
Front Accessory Socket Removal/InstallationGenerator Disassembly/Assembly [Skyactiv G 2.0]
CAUTION:
Melt the solder quickly, otherwise the diodes (rectifier) and regulator will
be damaged by excessive heat.
1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order of disassembly.
1
Rotor component
...
Brake Fluid Level Sensor Inspection
1. Disconnect the brake fluid level sensor connector from the master cylinder.
2. Inspect for continuity according to fluid level between the brake fluid level
sensor terminals.
If not as indicated in the table, replace the reserve tank..
...
Air Intake Actuator Inspection [Full Auto Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...