universal seat heater installation instructions
Contents
1. CABLE Disconnect the negative battery cable before installing seat heater system components as a safety precaution FIGURE 1 FIGURE 1 WARNING DO NOT TAP OR SOLDER TO ANY AIRBAG CIRCUITS YELLOW TAPE TUBING AND CONNECTORS WILL INDICATE AIRBAG CIRCUITS 4 ACCESSORY POWER When installing the special terminal into fuse panel of vehicle use as shown in FIGURE 2 5 NOTES a Refer to vehicle owner s manual for any wiring identification b Seats manufactured using the foam in place method of trim cover attachment will not be applicable at this time Insert Fuse c Verify that all seat motions are still Vehicle Fuse possible without any interference from harnesses or switch OT A ry Fi installation rc d Remove the seat from the vehicle Special Terminal and place on a clean work bench FIGURE 2 PAGE 3 INSTALLATION SEAT HEATER ELEMENT STEP 1 Remove seat back cover and cushion cover to expose seat foam A Seat cover attachment types J Clips Insert panel puller into channel in the seam on bottom edge of seat back and pull the other side of the seam over the channel to release Zipper Unzip as necessary Hog Ring Requires Hog ring pliers and replacement rings Cable ties can be substituted Cut existing rings to remove Removable Pocket Held in with push pins or screws Usually removed from bottom edge of seat back Rigid back Remove screws from bottom ed2. ROSTRA PRECISION CONTROLS INC 2519 Dana Drive Laurinburg NC 28352 910 276 4853 OWNER S WARRANTY RECORD To be completed by selling dealer and retained by customer Customer s Name Address Dealer Name Dealer Address City Zip Date Purchased Date Installed Make amp Year of Car Mileage at Installation
3. Cushion FIGURE 3 ON PAGE 4 A Repeat Steps 2B and 2C B Remove the protective layer from the double sided tape on the heater element and center side to side on the seat cushion keeping the heater element away from any plastic or metal objects The harness from the element should be routed toward the bottom of the seat and secured with cable ties CONTROLLER MODULE 1 Connect the 10 pin connector on the controller harness B to the controller module F connector 2 The default setting for the system is Back and Both Mode Cut away the external wire loop to get High and Low Mode operation 3 Secure the controller module F and harness B to the underside of the seat cushion frame using cable ties SWITCH INSTALLATION 1 Choose a switch location on a flat surface where switch wires won t interfere with seat movement 2 Mark the switch location cut an opening using a punch tool or drill bit 13 16 in or 21mm 3 Insert switch Assy E through opening with the mark I toward the front of car and snap in place FIGURE 4 KA 4 el 9 Ed l front of vehicle La FIGURE 4 WIRING HARNESS INSTALLATION 1 Remove side scuff plate and kick panel of the vehicle 2 Starting under the seat route three wire extension harness C through carpet opening under the seat toward scuff plate run the harness along the scuff plate toward the fuse panel If no carpet opening create as required 3 FoR POW
4. ER cut the red wire on the extension harness C to desired length and solder OR use attached butt splice to fused harness D also solder the other end of fused harness D to a positive Accessory fuse fused 10Amp or greater OR Insert the red wire with special terminal from fused harness D assembly to a positive Accessory fuse fused 10 Amp or greater For GROUND cut the black wire on the extension harness C to desired length install ring terminal supplied and attach to a suitable ground source For IGNITION cut the green wire of the extension harness C to desired length and solder to ignition power Improper installation could drain your battery if you solder to a constant battery source 4 Verify that all wires and connectors are secured to seat frame with cable ties Pace 5 INSTALLATION FINAL ASSEMBLY 1 Connect the wires from the seat heating element lower amp back rest to the controller harness B under the seat Check that the element in the seat back is connected to the harness B lead that is labeled BACK 2 Re install seat back cover and cushion cover Relocate seat into vehicle Do NOT install mounting bolts 3 Connect the switch Assy E to the controller harness B under the seat 4 Connect the extension harness C to the controller harness B under the seat NOTE Verify that all connections are secured and the seat movement will not interfere with
5. UNIVERSAL SEAT HEATER INSTALLATION INSTRUCTIONS CONTENTS Parts List Parts Diagram Helpful Hints Installation Operation and Troubleshooting Guide Warranty Information Rostra x Precision Controls Inc Form 4708 Rev A 06 04 03 PARTS LIST KIT CONTROLLER ELEMENT SWITCH HARNESS SACK PTS 250 1550 250 2225 250 2226 250 2227 250 2228 250 2229 Item F A E B C D G PARTS DIAGRAM Heater Element A Oh LJ Control Module F Controller Harness B Kal SOMN MEE DUU UI UU y Sack Parts G Extension Harness C E Scotch Lock 7 HUDD mnnn OANA y Cable Ties Ring Terminal Fused Harness D p o Switch Assy E PAGE 2 HELPFUL HINTS 1 BEFORE STARTING INSTALLATION a Automotive electrical experience is beneficial for this installation b Familiarize yourself with the installation instructions and seat heater system components prior to installing the system 2 AIR BAG AND ANTI THEFT RADIO a If vehicle is equipped with an a DISCONNECT ANTI THEFT RaDio the radio code ES must be written down prior to disconnecting battery cable The code must be re entered when the negative battery cable is re installed b If vehicle is equipped with an AIR Baa it is advisable to disconnect negative battery cable for 3 minutes before beginning installation 3 REMOVAL OF NEGATIVE BATTERY
6. cal system or components This Warranty does not apply to any product or part thereof which in the opinion of the Company has been damaged through alteration improper installation misuse neglect accident or customer abuse This Warranty is in lieu of all other express warranties or liabilities ANY IMPLIED WARRANTIES INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY SHALL BE LIMITED TO THE DURATION OF THIS WRITTEN WARRANTY ANY ACTION FOR BREACH OF ANY WARRANTY HERE UNDER INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY MUST BE BROUGHT WITHIN A PERIOD OF 42 MONTHS FROM DATE OF ORIGINAL PURCHASE IN NO CASE SHALL THE COMPANY BE LIABLE FOR ANY CONSEQUENTIAL OR INCIDENTAL DAMAGES FOR BREACH OF THIS OR ANY OTHER WARRANTY EXPRESS OR IMPLIED WHATSOEVER No person or representative is authorized to assume for the Company any liability other than expressed herein in connection with the sale of this product THE EXTENT OF THE COMPANY S LIABILITY UNDER THIS WARRANTY IS LIMITED TO THE REPAIR OR REPLACEMENT PROVIDED ABOVE AND IN NO EVENT SHALL THE COMPANY S LIABILITY EXCEED THE PURCHASE PRICE PAID BY THE PURCHASER FOR THE PRODUCT Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damage so the above limitations or exclusions may not apply to you This Warranty gives you specific legal rights and you may also have other rights which vary from state to state
7. functions for continuity SWITCH OFF Switcu Back Lo Switcu Botu Hi position O position I position II Black to Blue open circuit closed circuit open circuit Black to Pink open circuit open circuit closed circuit If not okay replace switch if okay go to Step 5 STEP 5 Element Check all connections if okay disconnect element from harness using an ohm meter measure the resistance across sensor yellow wires at Room Temp 19 to 21k ohms if not replace element if okay check continuity across element white wires 5 ohms or less if not okay replace element if okay go to Step 6 STEP 6 Harness Disconnect controller Harness B and check continuity per wiring diagram on top of this page If not okay replace Harness B If okay disconnect the extension harness C from main harness and check for continuity Ground black wire Ignition green wire and Accessory red wire If not okay replace Harness C if okay replace controller module F B LOW HEAT The system is operational the amount of heat felt by the occupant could vary if the plus pad on the seat cover is 1 4 in or more in thickness PAGE 7 WARNING The information in this manual has been carefully compiled through actual vehicle testing and manufacturers service manual research and to the best of our ability is accurate However we do not warrant the accuracy of this information against changes in vehicle design the use or misuse of
8. ge of seat back B Seat back cover a Turn the cover inside out as you roll it up b Working from the rear remove the front of the seat cover from the frame It will be held in place by Velcro Springs Hog rings or Tie bar visible from bottom edge C Seat cushion cover Working from the bottom of the seat unsnap the J clips and or the Hog rings to expose the bottom seat cushion WARNING It is important for the proper function of this system and to insure a malfunction does not occur that special attention is given to the installation of the seat heater element relative to the seat foam If the element is folded or creased over onto itself it may cause a premature failure of the system In addition it is important that the installer does not pierce or short the element with metal devices such as Hog rings or etc WARNING Do NOT Cut or Trim the element STEP 2 Mount Element A On Seat Cushion FIGURE 3 A Both elements provided in kit are identical B Ensure element width will fit in the desired location C Remove the protective layer element from the double sided tape on harness the heater element and center toward f back of side to side on the seat cushion theseat keeping the heater element away from any plastic or metal objects The harness from the element should be routed toward the back of the seat and secured with Pace 4 cable ties INSTALLATION Mount Element A On Back Rest
9. harness 5 Install seat mounting bolts making certain to torque mounting bolts to manufacturers recommended specifications 6 Re connect the negative battery cable per owner s manual and test the function of the seat heater 7 Re check all systems and Accessories where components were removed or relocated during the installation process 8 Re install scuff plate and kick panel OPERATION AND TROUBLESHOOTING OPERATION PROCEDURES The seat heater system provides lumbar heat alone or both lumbar and cushion heat in Back and Both Mode It provides heat on both surfaces at two temperatures for the High Low setting OPERATION The switch is used to operate the system It has a BOTH HI setting identified by II and a BACK LOW setting identified by T If your seat heater system was installed correctly it should perform as indicated below To turn the heater system on turn the vehicle ignition to on position BACK BOTH ACTIVATION The external wire loop must be intact for this mode Placing the switch in the T position warms the backrest alone to approximately 149 F on the ele ment surface Placing the switch in the II position warms the backrest and seat cushion to approximately 140 F The controller module will regulate the above temperatures until the switch setting is changed or until the vehicle ignition is turned off Placing the switch in the O position turns the system off HI LOW ACTIVATION The externa
10. l wire loop must be cut away for this mode Place the switch in the T position The system will warm up until the element surfaces are approxi mately 135 F The controller module will regulate the temperature until the switch setting is changed or the vehicle ignition is turned off Place the switch in the ITI position The system will warm up until the element surfaces are approximately 145 F the controller module will regulate the temperature until the switch setting is changed or the vehicle ignition is turned off Placing the switch in the O or mid position turns the system off PaGE 6 OPERATION AND TROUBLESHOOTING TROUBLESHOOTING WARNING Using a Test Light may cause damage to the vehicle It is recommended to use a Volt Ohm meter for all electrical testing TO ELEMENT 1 TO ELEMENT 2 D TOLET on Zim Am ROWN LACK RNE E ba xDDoDUN lt Ee D g SS a m wus ELLOW HITE DONDUR WN 12V ACC GROUND IGNITION RED BLACK GREEN HNWAW OxD0o BOTHHIGH BACK LOW A NO HEAT POSSIBLE CAUSES SOLUTION STEP 1 No ACC Check all connections vehicle ACC fuse in line 10 amp fuse fix or replace if needed STEP 2 No IGN power Check all connections vehicle ignition fuse fix or replace as needed STEP 3 No Ground Check ground connections for continuity STEP 4 Switch Check connection if okay disconnect switch from harness Using an Ohm meter measure the following
11. this information or typograph ical errors It is the responsibility of the installer to verify the proper wire attachments prior to and after the installation of the Seat Heater System to assure proper opera tion We do not accept any responsibility for damage to the vehicle or injury to its occupants caused by the use of this information Improper installation and or con nection to the incorrect wires could cause Seat Heater System or vehicle malfunction component damage and or personal injury for you and or your passengers 36 MONTH 36 000 MILE LIMITED WARRANTY Rostra Precision Controls Inc the Company warrants to the original retail purchaser of this product that should this product or any part thereof under normal use and conditions be proven to have defective material or workmanship within 36 months or 36 000 miles of the original purchase such defect s will be repaired or replaced at the Company s option without charge for the parts This warranty does not apply to batteries or normal wear and tear associated with the Product To obtain repair or replacement with the terms of this Warranty the product is to be delivered with proof of warranty coverage e g dated bill of sale specification of defect s transportation prepaid to the installing dealer and or retailer This Warranty does not cover costs incurred for the removal or reinstallation of the product and or related components and or damage to the vehicle s electri
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