This Quick Reference Guide does not replace your vehicle’s Owner’s Manual. If you require additional information or are unsure of a specific issue, you should always refer to the vehicle’s Owner’s Manual or contact your authorized Hyundai dealer.
Signal Waveform
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Heater Unit Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Recover the refrigerant with a recovery/recycling/charging station.
3.
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Transaxle Control Module (TCM) connector and terminal function
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