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Description
Windshield deicer system prevent windshield wiper from freezing in the winter season. It consists of deicer in the lower part of windshield, switch and relay. Body control module receives an input signal from the front defroster switch, then controls relay.
When the front defroster switch is switched ON, and the engine is running with generator output, the deicer will go ON for a maximum of 20 minutes.
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- Remove the cowl top cover. Refer to «COWL TOP COVER»(/hyundai/santa-fe/iii-2012-2016/remont/exterior-body-panels/#cowl-top-cover) .
- Disconnect the windshield deicer connector (A) from the wiper motor linkage.
- Check for continuity between the terminals of deicer lines.
- Turn the ignition switch ON and the windshield deicer switch ON, then measure the voltage between the terminals of harness side deicer connector. OK : approx. Battery voltage (12V)
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- The windshield deicer switch inputs can be checked using the GDS.
- To check the input value of windshield deicer switch, select option "Body Control Module".
- Select option "Current Data".
- To perform functional test on SJB outputs, select "Actuation Test".
Removal
- Disconnect the negative (-) battery terminal.
- Remove the audio unit or the AVN head unit. (Refer to " «AUDIO UNIT»(/hyundai/santa-fe/iii-2012-2016/remont/entertainment-systems/#audio-system) ") (Refer to " «AVN HEAD UNIT»(/hyundai/santa-fe/iii-2012-2016/remont/entertainment-systems/#audiovideonavigation-system) ")
- Remove the heater and A/C control unit. (Refer to " «HEATER & AC CONTROL UNIT (MANUAL)»(/hyundai/santa-fe/iii-2012-2016/remont/automatic-hvac-system/#heater-ac-control-unit) ") (Refer to " «HEATER & AC CONTROL UNIT (DATC)»(/hyundai/santa-fe/iii-2012-2016/remont/automatic-hvac-system/#heater-ac-control-unit) ")
Installation
- Install the heater and A/C control unit.
- Install the audio unit or the AVN head unit.
- Connect the negative (-) battery terminal.