ELECTRICAL COMPONENT LOCATOR Article Text …

1 ELECTRICAL COMPONENT LOCATORA rticle Text1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Copyright 1998 Mitchell Repair Information Company, LLCS unday, June 29, 2003 06:46 AMARTICLE BEGINNING 1992 lexus ELECTRICAL COMPONENT LOCATOR SC300 & SC400 SAFETY PRECAUTIONWARNING: When working on vehicles equipped with Supplemental Restraint System (SRS), never apply ELECTRICAL voltage to the system. This could cause the SRS (air bag) to be deployed. For complete Air Bag Safety precautions see AIR BAGS Article in ACCESSORIES/SAFETY EQUIPMENT Section. BUZZERS, RELAYS & TIMERS---------------------------------- ------------------------------------Comp onent COMPONENT Location-------------------------------- --------------------------------------AB S Actuator Relay In ABS/TRAC relay block, on left side of firewall.

2 Motor Relay In ABS/TRAC relay block, on left side of Clutch Relay In engine compartment fuse/relay Antenna Motor Relay On antenna motor, on left side of luggage created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 2)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Cellular Phone Speaker Relay In left side of luggage compartment, near Light Relay In passenger compartment fuse/relay Relay In engine compartment fuse/relay Relay In engine compartment fuse/relay Relay In engine compartment fuse/relay Relay In engine compartment fuse/relay Relay In engine compartment fuse/relay created with FinePrint pdfFactory trial version COMPONENT LOCATORHorn Relay In passenger compartment fuse/relay Relay In passenger compartment fuse/relay Window Main Relay In

3 Passenger compartment fuse/relay Heater Relay In passenger compartment fuse/relay Relay In engine compartment fuse/relay Roof Control Relay On left of sun roof control Control Relay In passenger compartment fuse/relay SystemPDF created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 4)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Main Relay In ABS/TRAC relay block, on left side of firewall. Motor Relay In ABS/TRAC relay block, on left side of Signal/Hazard Flasher Relay In passenger compartment fuse/relay CIRCUIT PROTECTION DEVICES--------------------------------- -------------------------------------Com ponent COMPONENT Location-------------------------------- --------------------------------------Fu se/Relay Blocks Engine Compartment On left front of engine compartment, behind battery.

4 Passenger Compartment Behind left kick Block (ABS & TRAC) On left side of CONTROL UNITS----------------------------------- -----------------------------------Compo nent COMPONENT LocationPDF created with FinePrint pdfFactory trial version COMPONENT LOCATOR --------------------------------- -------------------------------------ABS ECU Under left front Control Unit Behind A/C control Lock ECU Behind instrument created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 6)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Cooling Fan ECU (SC400) Under right side of dash, behind glove Control ECU Behind left side of created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p.)

5 7)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Elec. Controlled Trans. (ECT) ECUU nder left front ECU View of Dash Under left front created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 8)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Harness Layout Under left front Pump ECU Location of Control Units Behind left rear quarter created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 9)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Harness Layout Behind left rear quarter Seat ECU Driver Seat Under driver's created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p.

6 10)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Passenger Seat Under front passenger's Power Steering (PPS) ECU Under right side of created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 11)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Remote Control Mirror ECU Behind left center of Lock Control ECU View of Dash Under center console, left of created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 12)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 View of Dash From Passenger SideUnder center console, left of & Power Telescopic Steering Column ECU Behind left side of created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p.

7 13)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Traction Control System (TRAC) ECU Behind right side of Door Lock ECU Behind right rear quarter panel, below created with FinePrint pdfFactory trial version COMPONENT LOCATOR MOTORS---------------------------------- ------------------------------------Comp onent COMPONENT Location-------------------------------- --------------------------------------A/ C-Heater System Air Inlet Servomotor Under right side of dash, on blower motor created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 15)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Air Mix Servomotor Behind right side of center console, behind heater created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p.

8 16)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Air Outlet Servomotor Behind right side of center console, near created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 17)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Blower Motor Behind right side of Washer Pump Bottom of windshield washer Wiper Motor In left side of SENDING UNITS & SENSORSPDF created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 18)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745----------------------------------- -----------------------------------Compo nent COMPONENT Location-------------------------------- --------------------------------------AB S Sensors On bracket, on all 4 wheel System Ambient Temperature Sensor Behind right front grille.

9 In-Vehicle Temp. Sensor On lower dash panel, right of steering created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 19)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Evaporator Sensor In evaporator created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 20)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Solar Sensor On top left of created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 21)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 Water Temperature Sensor Mounted on heater Bag SensorsPDF created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 22)1992 lexus SC 400 For Lextreme Powertrain 2020 S.

10 Hacienda Blvd. # D Hacienda Heights California 91745 Center Under front of center console. Front On left and right front of inner fender, above Sensor On air cleaner Temperature SensorPDF created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 23)1992 lexus SC 400 SC300 On left front of engine, near coolant by-pass outlet. SC400 On top right of cylinder head, near ignition created with FinePrint pdfFactory trial version COMPONENT LOCATORA rticle Text (p. 24)1992 lexus SC 400 For Lextreme Powertrain 2020 S. Hacienda Blvd. # D Hacienda Heights California 91745 EGR Temperature Sensor On EGR valve Speed Sensor (SC400) Behind crankshaft damper, near oil Temp.