HYQ22AAATire Pressure Warning System (LF Transmitter)

Manual Requirement of FCC / IC Our product (22AAA) is one of vehicle parts. Therefore, we will not supply the user’s manual. However, we will ask the vehicle manufacturer to include following statements in the vehicle user’s manual in accordance with FCC and IC requirements. 1. Requirement for User Manual 1.1. FCC Requirement 1.1.1. In accordance with 15.21 of FCC rule, following statement will be included in the user’s manual. 1.1.2. In accordance with requirement of FCC§15.19(a)(5), following statement will be included in the user’s manual. 1.2. IC Requirement 1.2.1. In accordance with requirement of RSS-GEN, following statement will be included in the user’s manual. FCC WARNING Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. NOTE This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. NOTE Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.

1-1, Showa-cho, Kariya-shi, Aichi-ken, 448-8661, Japan Tel : +81-566-25-5947 Fax : +81-566-25-4548 Date: November 26, 2010 UL CCS 47173 Benicia Street, Fremont, CA 94538 Reference: Applicant: DENSO CORPORATION FCC ID: HYQ22AAA To whom it may concern: We, the undersigned, hereby authorize Naoki Sakamoto of Application Section, EMC Services Division, UL Japan, Inc. to act on our behalf in all manners relating to application for equipment authorization, including signing of all documents relating to these matters. Any and all acts carried out by UL Japan, Inc. on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). This authorization is valid until further written notice from the applicant. The application for the subject equipment has not been submitted to another TCB for certification. Sincerely Yours, Kazuo Sakakibara Senior Manager Engineering Administration Department

1-1, Showa-cho, Kariya-shi, Aichi-ken, 448-8661, Japan Tel : +81-566-25-5947 Fax : +81-566-25-4548 UL CCS 47173 Benicia Street, Fremont, CA 94538 Subject: Request for Confidentiality FCC ID: HYQ22AAA To Whom It May Concern: Pursuant to the provisions of Sections 0.457 and 0.459 of the Commission’s rules (47 CFR §§ 0.457, 0.459), we are requesting the Commission to withhold the following attachments as confidential document from public disclosure indefinitely. Schematic Diagram Block Diagram Parts List Theory of Operation Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Best Regards Kazuo Sakakibara Senior Manager Engineering Administration Department November 26, 2010

DENSO CORPORATION Tire Pressure Warning System (LF Transmitter) FCC ID: HYQ22AAA IC Number: 1551A-22AAA External Photos (DRIVER) Front Rear DENSO CORPORATION Tire Pressure Warning System (LF Transmitter) FCC ID: HYQ22AAA IC Number: 1551A-22AAA External Photos (DRIVER) Top Bottom DENSO CORPORATION Tire Pressure Warning System (LF Transmitter) FCC ID: HYQ22AAA IC Number: 1551A-22AAA External Photos (DRIVER) Right Left DENSO CORPORATION Tire Pressure Warning System (LF Transmitter) FCC ID: HYQ22AAA IC Number: 1551A-22AAA External Photos (ANTENNA) Front Rear DENSO CORPORATION Tire Pressure Warning System (LF Transmitter) FCC ID: HYQ22AAA IC Number: 1551A-22AAA External Photos (ANTENNA) Top Bottom DENSO CORPORATION Tire Pressure Warning System (LF Transmitter) FCC ID: HYQ22AAA IC Number: 1551A-22AAA External Photos (ANTENNA) Right Left

7. Marking location and layout Fig. Marking location and layout of Driver (80) (80) Unit: mm Note: Compliance statement of marking will not be changed. But marking layout, size and other indications maybe changed. (66.4) (60)

Component Side Solder Side DENSO CORPORATION Tire Pressure Warning System (LF Transmitter) FCC ID: HYQ22AAA IC Number: 1551A-22AAA Internal Photos (DRIVER) DENSO CORPORATION Tire Pressure Warning System (LF Transmitter) FCC ID: HYQ22AAA IC Number: 1551A-22AAA Internal Photos (ANTENNA）

Test report No. : 31DE0073-HO-01-A-R1 Page : 2 of 16 Issued date : December 9, 2010 Revised date : December 16, 2010 FCC ID : HYQ22AAA UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 CONTENTS PAGE SECTION 1: Customer information ..................................................................................................... 3 SECTION 2: Equipment under test (E.U.T.) ........................................................................................ 3 SECTION 3: Test specification, procedures & results ........................................................................ 4 SECTION 4: Operation of E.U.T. during testing ................................................................................. 7 SECTION 5: Radiated emission (Fundamental and Spurious Emission) .......................................... 8 SECTION 6: -26dB Bandwidth ............................................................................................................ 10 SECTION 7: 99% Occupied Bandwidth ............................................................................................. 10 APPENDIX 1: Photographs of test setup ............................................................................................ 11 Radiated Emission ............................................................................................................................. 11 Worst Case Position .......................................................................................................................... 12 APPENDIX 2: Data of EMI test........................................................................................................... 13 Radiated Emission below 30MHz (Fundamental and Spurious Emission) ................................. 13 Radiated Emission above 30MHz (Spurious Emission) ................................................................. 14 -26dB Bandwidth and 99% Occupied Bandwidth ......................................................................... 15 APPENDIX 3: Test instruments .......................................................................................................... 16 Test report No. : 31DE0073-HO-01-A-R1 Page : 3 of 16 Issued date : December 9, 2010 Revised date : December 16, 2010 FCC ID : HYQ22AAA UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 SECTION 1: Customer information Company Name : DENSO CORPORATION Address : 1-1 Showa-cho, Kariya-shi, Aichi-ken, 448-8661 Japan Telephone Number : +81-566-61-7086 Facsimile Number : +81-566-25-4837 Contact Person : NOBUYA WATABE SECTION 2: Equipment under test (E.U.T.) 2.1 Identification of E.U.T. Type of Equipment : Tire Pressure Warning System (LF Transmitter) Model No. : 22AAA Serial No. : Refer to Clause 4.2 Rating : DC 12.0V Receipt Date of Sample : November 29, 2010 Country of Mass-production : Japan and China Condition of EUT : Production prototype (Not for Sale: This sample is equivalent to mass-produced items.) Modification of EUT : No Modification by the test lab 2.2 Product Description General Specification Clock frequency(ies) in the system : 4MHz Radio Specification Radio Type : Transmitter Frequency of Operation : 125 kHz Oscillator frequency : 4MHz Resonator Modulation : OOK (A1D) Antenna type : Ant 1: Ferrite antenna coil Ant 2: Ferrite antenna coil Test report No. : 31DE0073-HO-01-A-R1 Page : 4 of 16 Issued date : December 9, 2010 Revised date : December 16, 2010 FCC ID : HYQ22AAA UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 SECTION 3: Test specification, procedures & results 3.1 Test Specification Test Specification : FCC Part 15 Subpart C: 2010, final revised on October 13, 2010 Title : FCC 47CFR Part15 Radio Frequency Device Subpart C Intentional Radiators Section 15.207 Conducted Emission Section 15.209 Radiated emission limits, general requirements FCC 15.31 (e) The EUT is a battery-operated device and test was performed with the full-charged battery. Therefore, this EUT complies with the requirement. FCC Part 15.203 Antenna requirement It is impossible for end users to replace the antenna, because the antenna is mounted inside of the vehicle. Therefore, the equipment complies with the antenna requirement of Section 15.203. Test report No. : 31DE0073-HO-01-A-R1 Page : 5 of 16 Issued date : December 9, 2010 Revised date : December 16, 2010 FCC ID : HYQ22AAA UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 3.2 Procedures and results No. Item Test Procedure Specification RemarksDeviation Worst marginResults 1 Conducted Emission <FCC> ANSI C63.4:2003 7. AC powerline conducted emission measurements <IC> RSS-Gen 7.2.2 <FCC> Section 15.207 <IC> RSS-Gen 7.2.2 - N/A *1) N/A N/A 2 Electric Field Strength of Fundamental Emission <FCC> ANSI C63.4:2003 13. Measurement of intentional radiators <IC> RSS-Gen 4.8, 4.11 <FCC> Section 15.209 <IC> RSS-210 2.6, 2.7 Radiated N/A 12.4dB 0.12500MHz, AV Complied 3 Electric Field Strength of Spurious Emission <FCC> ANSI C63.4:2003 13. Measurement of intentional radiators <IC> RSS-Gen 4.9, 4.11 <FCC> Section 15.209 <IC> RSS-210 2.6, 2.7 Radiated N/A 11.3dB 39.085MHz, Vertical, QP Complied 4 -26dB Bandwidth <FCC> ANSI C63.4:2003 13. Measurement of intentional radiators <IC> - <FCC> Reference data <IC> - Radiated N/A N/A N/A Note: UL Japan, Inc.’s EMI Work Procedures No.QPM05 and QPM15. *1) The test is not applicable since the EUT is not the device that is designed to be connected to the public utility (AC) power line. 3.3 Addition to standard No. Item Test Procedure Specification Remarks Deviation Worst margin Results 1 99% Occupied Band Width RSS-Gen 4.6.1 RSS-Gen 4.6.1 Radiate…

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Test report No. : 31DE0073-HO-01-A-R1 Page : 13 of 16 Issued date : December 9, 2010 Revised date : December 16, 2010 FCC ID : HYQ22AAA UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 APPENDIX 2: Data of EMI test Radiated Emission below 30MHz (Fundamental and Spurious Emission) Gain _ Result _ Limit _ Mar gin _ Antenna __ Table _ Comment _ Fre q. _ Readin g _ DET _ Ant.Fac _ Loss _ Gain _ Result _ Limit _ Mar gin _ Antenna __ Table _ Comment _ [MHz] _ [dBuV ] _ DET _ [ dB/m] _ [dB] _ [dB] _ [dBuV /m] _ [dBuV /m] _ [dB] _ [de g] __ [de g] _ Comment _ 0.12500 _ 76.4 _ PEA K _ 19.9 _ 5.9 _ 0.0 _ 102.2 _ 125.6 _ 23.4 _ 0 _ A _ 92 _ Worst _ 0.12500 _ 74.7 _ PEA K _ 19.9 _ 5.9 _ 0.0 _ 100.5 _ 125.6 _ 25.1 _ 45 _ B _ 53 _ 0.12500 _ 71.2 _ PEA K _ 19.9 _ 5.9 _ 0.0 _ 97.0 _ 125.6 _ 28.6 _ 90 _ C _ 83 _ 0.12500 _ 65.5 _ AV _ 19.9 _ 5.9 _ 0.0 _ 91.3 _ 105.7 _ 14.4 _ 90 _ C _ 83 _ 0.12500 _ 67.5 _ AV _ 19.9 _ 5.9 _ 0.0 _ 93.3 _ 105.7 _ 12.4 _ 0 _ A _ 92 _ Worst _ 0.12500 _ 74.1 _ PEA K _ 19.9 _ 5.9 _ 0.0 _ 99.9 _ 125.6 _ 25.7 _ 135 _ A _ 107 _ 0.12500 _ 65.8 _ AV _ 19.9 _ 5.9 _ 0.0 _ 91.6 _ 105.7 _ 14.1 _ 135 _ A _ 107 _ 0.12500 _ 65.7 _ AV _ 19.9 _ 5.9 _ 0.0 _ 91.5 _ 105.7 _ 14.2 _ 45 _ B _ 53 _ 0.12500 _ 71.1 _ PEA K _ 19.9 _ 5.9 _ 0.0 _ 96.9 _ 125.6 _ 28.7 _ 0 _ B _ 83 _ 0.12500 _ 61.3 _ AV _ 19.9 _ 5.9 _ 0.0 _ 87.1 _ 105.7 _ 18.6 _ 0 _ B _ 83 _ 0.12500 _ 76.0 _ PEA K _ 19.9 _ 5.9 _ 0.0 _ 101.8 _ 125.6 _ 23.8 _ 180 _ A _ 83 _ 0.12500 _ 67.5 _ AV _ 19.9 _ 5.9 _ 0.0 _ 93.3 _ 105.7 _ 12.4 _ 180 _ A _ 83 _ 0.25000 _ 22.3 _ PEA K _ 19.7 _ 6.0 _ 0.0 _ 48.0 _ 119.6 _ 71.6 _ 0 _ A _ 359 _ 0.25000 _ 13.8 _ AV _ 19.7 _ 6.0 _ 0.0 _ 39.5 _ 99.6 _ 60.1 _ 0 _ A _ 359 _ 0.37500 _ 13.4 _ PEA K _ 19.6 _ 6.0 _ 0.0 _ 39.0 _ 116.1 _ 77.1 _ 0 _ A _ 359 _ 0.37500 _ 0 .8 _ AV _ 19.6 _ 6.0 _ 0.0 _ 26.4 _ 96.1 _ 69.7 _ 0 _ A _ 359 _ 0.50000 _ 5 .9 _ QP _ 19.5 _ 6.0 _ 0.0 _ 31.4 _ 73.6 _ 42.2 _ 0 _ A _ 359 _ 0.62500 _ 1 .6 _ QP _ 19.5 _ 6.0 _ 0.0 _ 27.1 _ 71.7 _ 44.6 _ 0 _ A _ 359 _ 0.75000 _ 2 .2 _ QP _ 19.4 _ 6.0 _ 0.0 _ 27.6 _ 70.1 _ 42.5 _ 0 _ A _ 359 _ 0.87500 _ 1 .2 _ QP _ 19.4 _ 6.0 _ 0.0 _ 26.6 _ 68.7 _ 42.1 _ 0 _ A _ 359 DATA OF RADIATED EMISSION TEST UL Japan, Inc. Head Office EMC Lab. No.4 Semi Anechoic Chamber Date : 2010/11/29 Com pany: DENSO CORPORATIONReport No. : 31DE0073-HO-01 Kind of EUT : Tire Pressure Warning SystemPower : DC 12.0V Model No. : 22AAA Temp./ Humi. : 26deg. C. / 29% Serial No. : No8 Engineer : Keisuke Kawamura Mode / Remarks : Tx 125kHz, Modulation ON , Worst-Axis(ANT:X , ECU:X ) LIMIT : FCC15.209(a) 3m, 9-90kHz:PK, 110-490kHz:PK, other:QP FCC15.209(a) 3m, 9-90kHz:AV, 110-490kHz:AV, other:QP CHART: WITH FACTOR , ANT TYPE: LOOP , Except for the data below : adequate margin data below the limits. CALCULATION : RESULT = READING + ANT FACTOR + LOSS( CABLE + ATTEN.) Fre quency[Hz] [dBuV/m]<< QP/AV/PEAK DATA >> 90 deg:C 45 deg:B 0 deg:A 30M.01M.02M.03M.05M.07M.1M.2M.3M.5M.7M1M2M3M5M7M10M20M 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 _ Fre q. _ Readin g _ DET _ Ant.Fac _ Loss _ Horizontal Horizontal Gain *The test result is rounded off to one or two decimal places, so some differences might be observed. Test report No. : 31DE0073-HO-01-A-R1 Page : 14 of 16 Issued date : December 9, 2010 Revised date : December 16, 2010 FCC ID : HYQ22AAA UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 Radiated Emission above 30MHz (Spurious Emission) DATA OF RADIATED EMISSION TEST UL Japan, Inc. Head Office EMC Lab. No.4 Semi Anechoic Chamber Date : 2010/11/29 Company: DENSO CORPORATIONReport No.:31DE0073-HO-01 Kind of EUT : Tire Pressure Warning SystemPower:DC 12.0V Model No. : 22AAA Temp./Humi.:26deg. C. / 29% Serial No. : No8 Engineer:Keisuke Kawamura Mode / Remarks : Tx 125kHz, Modulation ON , Worst-Axis(Hori:ANT:X,ECU:X / Vert:ANT:X,ECU:X) LIMIT : FCC15.209 3m, below 1GHz:QP, above 1GHz:PK All other spurious emissions were less than 20dB for the limit. CHART:WITH FACTOR ANT TYPE: -30MHz:LOOP, 30-300MHz:BICONICAL, 300MHz-1000MHz:LOGPERIODIC, 1000MHz-:HORN CALCULATION:RESULT = READING + ANT FACTOR + LOSS(CABLE+ATTEN.) - GAIN(AMP) Frequency[Hz] [dBuV/m] << QP DATA >> Horizontal Vertical Horizontal Vertical 30M 1G 50M 70M 100M200M300M500M700M 0 10 20 30 40 50 60 70 80 _ Frequency _ Reading _ DET _ Antenna _ Loss& _ Level _ Angle _ Height _ Polar. _ Limit _ Margin _ Comment _ Frequency _ Reading _ DET _ Factor _ Gain _ Level _ Angle _ Height _ Polar. _ Limit _ Margin _ Comment _ [ MHz] _ [ dBuV ] _ DET _ [dB/m] _ [dB] _ [dBuV/m] _ [Deg] _ [cm] _ Polar. _ [dBuV/m] _ [dB] _ Comment _ 32. 069 _ 31 . 0 _ QP _ 17.3 _ -25.1 _ 23.2 _ 279 _ 100 _ Vert. _ 40.0 _ 16. 8 _ 39. 085 _ 38 . 7 _ QP _ 14.9 _ -24.9 _ 28.7 _ 276 _ 100 _ Vert. _ 40.0 _ 11. 3 _ 39. 085 _ 31 . 7 _ QP _ 14.9 _ -24.9 _ 21.7 _ 359 _ 351 _ Hori. _ 40.0 _ 18. 3 _ 40. 087 _ 36 . 3 _ QP _ 14.5 _ -24.9 _ 25.9 _ 276 _ 100 _ Vert. _ 40.0 _ 14. 1 _ 40. 087 _ 30 . 8 _ QP _ 14.5 _ -24.9 _ 20.4 _ 186 _ 342 _ Hori. _ 40.0 _ 19. 6 _ 64. 145 _ 37 . 1 _ QP _ 7.7 _ -24.5 _ 20.3 _ 282 _ 100 _ Vert. _ 40.0 _ 19. 7 _ 64. 145 _ 34 . 0 _ QP _ 7.7 _ -24.5 _ 17.2 _ 189 _ 305 _ Hori. _ 40.0 _ 22. 8 _ 84. 187 _ 29 . 7 _ QP _ 7.4 _ -24.3 _ 12.8 _ 192 _ 225 _ Hori. _ 40.0 _ 27. 2 _ 88. 198 _ 29 . 1 _ QP _ 8.1 _ -24.3 _ 12.9 _ 183 _ 218 _ Hori. _ 43.5 _ 30. 6 _ 96. 212 _ 31 . 7 _ QP _ 9.6 _ -24.1 _ 17.2 _ 85 _ 100 _ Vert. _ 43.5 _ 26. 3 _ 338. 723 _ 28 . 9 _ QP _ 16.5 _ -22.0 _ 23.4 _ 252 _ 100 _ Vert. _ 46.0 _ 22. 6 _ 322. 687 _ 26 . 8 _ QP _ 16.2 _ -22.1 _ 20.9 _ 315 _ 146 _ Hori. _ 46.0 _ 25. 1 *The test result is rounded off to one or two decimal places, so some differences might be observed. Test report No. : 31DE0073-HO-01-A-R1 Page : 15 of 16 Issued date : December 9, 2010 Revised date : December 16, 2010 FCC ID : HYQ22AAA UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho…

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Test report No. : 31DE0073-HO-01-A-R1 Page : 11 of 16 Issued date : December 9, 2010 Revised date : December 16, 2010 FCC ID : HYQ22AAA UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 APPENDIX 1: Photographs of test setup Radiated Emission Photo 1 Photo 2 Test report No. : 31DE0073-HO-01-A-R1 Page : 12 of 16 Issued date : December 9, 2010 Revised date : December 16, 2010 FCC ID : HYQ22AAA UL Japan, Inc. Head Office EMC Lab. 4383-326 Asama-cho, Ise-shi, Mie-ken 516-0021 JAPAN Telephone : +81 596 24 8116 Facsimile : +81 596 24 8124 Worst Case Position Initiator driver Antenna Below 30MHz X-axis Below 30MHz X-axis Above 30MHz Horizontal:X-axis / Vertical:X-axis Above 30MHz Horizontal:X-axis / Vertical:X-axis X-axis X-axis Y-axis Y-axis Z-axis Z-axis