Hyundai Santa Fe: Battery Sensor. Description and Operation
Description
Vehicles have many control units that use more electricity. These units
control their own system based on information from diverse sensors. It is important
to have a stable power supply as there diverse sensors giving a variety of information.
Battery sensor (A) is mounted on battery (-) terminal. It transmits battery
voltage, current, temperature information to ECM. ECM controls generating voltage
by duty cycle based on these signals.

Battery. Troubleshooting
Troubleshooting ...
Battery Sensor. Repair procedures
Removal 1. Disconnect the battery negative (-) cable. 2. Disconnect the battery sensor connector (A). 3. Remove the battery negative (-) cable after removing the bolts (B). Installation 1. Install in the ...
See also:
Special Service Tools
Special Service Tools Tool(Number and Name) Illustration Use 09581-11000 Piston expander Spreading the front disc brake piston. ...
Engine compartment panel fuse replacement
1. Turn the ignition switch and all other switches off. 2. Remove the fuse box cover by pressing the tab and pulling up. 3. Check the removed fuse; replace it if it is blown. To remove or insert the fuse, ...
Engine Coolant Temperature Sensor (ECTS). Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Remove the ECTS (Refer to "Removal"). 3. After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals ...
