1991 LEXUS SC400 Service Repair Manual

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Page 2401 of 4087

LEXUS SC400 1991 Service Repair Manual REMOVAL OF FUEL PUMP (See Components on page FI±20) CAUTION: Do not smoke or work near an open flame when working on the fuel pump. 1. DISCONNECT CABLE FROM NEGATIVE TERMINAL OF BATTERY CAUTION: Wo

Page 2402 of 4087

LEXUS SC400 1991 Service Repair Manual INSPECTION OF FUEL PUMP 1. INSPECT FUEL PUMP RESISTANCEUsing an ohmmeter, measure the resistance between the ter- minals. Resistance: 0.2±3.0  If the resistance is not as specified, replace the

Page 2403 of 4087

LEXUS SC400 1991 Service Repair Manual DISASSEMBLY OF FUEL PUMP (See Components on page FI±22) 1. REMOVE PUMP SET PLATE FROM FUEL PUMP Disconnect the lead connector from the fuel pump, and re- move the set plate. 2. REMOVE FUEL PUMP F

Page 2404 of 4087

LEXUS SC400 1991 Service Repair Manual INSTALLATION OF FUEL PUMP (See Components on page FI±20) 1. INSTALL FUEL PUMP (a) Install a new gasket to the pump set plate. (b) Connect the fuel hose to the fuel pump bracket, andinstall the f

Page 2405 of 4087

LEXUS SC400 1991 Service Repair Manual Cold Start Injector FI±25 ± Fuel System (Cold Start Injector)EFI SYSTEM WhereEverybodyKnowsYourName

Page 2406 of 4087

LEXUS SC400 1991 Service Repair Manual COMPONENTS FOR REMOVAL AND INSTALLATION FI±26EFI SYSTEM ± Fuel System (Cold Start Injector) WhereEverybodyKnowsYourName

Page 2407 of 4087

LEXUS SC400 1991 Service Repair Manual REMOVAL OF COLD START INJECTOR (See Components on page FI±26) 1. DISCONNECT CABLE FROM NEGATIVE TERMINAL OF BATTERY CAUTION: Work must be started after approx. 20 se- conds or longer from the time

Page 2408 of 4087

LEXUS SC400 1991 Service Repair Manual 6. REMOVE UPPER HIGH±TENSION CORD COVER(a) Remove the two mounting bolts. (b) Disconnect the front side claw groove of the cord coverfrom the claw of the lower cover, and remove the cord cover.
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