TPMS Centennial / Equus Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company.

2 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. System layout Receiver Pressure sensor (4EA) Warning lamps Initiator (2EA)

3 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. System Block Diagram DISPLAY Receiver Initiator (front) Initiator (rear) K-line FL pressure Sensor FR pressure Sensor RL pressure Sensor RR pressure Sensor B+ IGN1 TREAD TPMS FL FR RL RR RF signal LF signal Power Ground Signal Power Ground Signal Vehicle speed (from Cluster) Wheel speed (from ESC) : Wireless : Hardwire

4 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Component – Tire pressure sensor - Receives LF signal - Measures P, T, V inside tire - Outputs RF signal data P: Pressure T: Temperature V: Voltage of sensor battery

5 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Component – Tire pressure sensor - Receives LF signal - Measures P, T, V inside tire - Outputs RF signal data P: Pressure T: Temperature V: Voltage of sensor battery

6 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Component - Initiator - Emits LF signal to the sensor - Wake-Up the sensor - Tire position detection - One for two sensors Rear RHFront RH

7 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Component - Receiver - Receives RF data from the sensor - Controls warning lamps - Controls sensor Wake-Up / Sleep via initiator - Auto learning / Auto location - Self-diagnosis

8 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Variant of receiver mode TPMS lampOther lamps Virgin mode Normal mode IG ON OFF ON 3 sec OFF 0.5 sec ON 3 sec OFF IG ON OFF ON 3 sec OFF IG ON OFF ON 3 sec OFF IG ON OFF A: As long as no DTC exists A

9 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Warning lamp control Tread Lamp (Low pressure warning) 30psi / 31psi 26psi / 27psi Hysteresis = 4psi FRT:32psi RR :33psi Tire position indicator System failure (Diagnostic) lamp Receiver Cluster Tread TPMS FR FL RL RR

10 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Auto learning & Auto location 20 KPH or more Automatically registered; Sensor ID Sensor position Receiver

11 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Sensor mounting Inspect installing status after tightening the nut improper works may result in air leak) Use deep socket Tighten the nut until it contacts to the rim

12 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Handling Cautions Pressure sensor [A destroyed sensor during tire removal from the wheel] Put a removal guide to the position which has a some distance from the sensor Sensor position Rotating direction Guide should position behind the sensor

13 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Exciter GDS RS232 cable VCI TPMS exciter Function 1. Sensor inspection via wireless comm. 2. Registration of sensor ID & location.

14 TPMS Copyright 2009 All rights reserved. No part of this material may be reproduced, stored in any retrieval system or transmitted in any form or by any means without the written permission of Hyundai Motor Company. Service & Failsafe