LEXUS SC400 1991 Service Repair Manual

LEXUS SC400 1991 Service Repair Manual SC400 1991 LEXUS LEXUS https://www.carmanualsonline.info/img/36/57051/w960_57051-0.png LEXUS SC400 1991 Service Repair Manual
Trending: fuel cap, spare tire, air suspension, steering wheel adjustment, bulb, lock, diagram

Page 171 of 4087

LEXUS SC400 1991  Service Repair Manual 
SOLAR SENSOR
REMOVAL OF SOLAR SENSOR
1.  REMOVE NO. 1 DEFROSTER GARNISHSee page  BO±109
2. REMOVE SENSOR Push out the sensor from the garnish.
INSPECTION OF SOLAR SENSOR
See page  AC±52
INSTALLATIO

Page 172 of 4087

LEXUS SC400 1991  Service Repair Manual 
REVOLUTION DETECTING SENSOR
INSPECTION OF REVOLUTION
DETECTING SENSOR
See page AC±55
REMOVAL OF REVOLUTION DETECTING
SENSOR
1. REMOVE COMPRESSOR
See page  AC±111
2. REMOVE SENSOR Remove the two bol

Page 173 of 4087

LEXUS SC400 1991  Service Repair Manual 
WATER TEMPERATURE SENSOR
REMOVAL OF WATER TEMPERATURE
SENSOR
1.  REMOVE A/C UNITSee page  AC±107
2. REMOVE SENSOR After taking off the clamp, take out the sensor.
INSPECTION OF WATER TEMPERATURE
SEN

Page 174 of 4087

LEXUS SC400 1991  Service Repair Manual 
INSTALLATION OF PRESSURE SWITCH
1.  INSTALL PRESSURE SWITCH
(a)  Install the pressure switch to the liquid tube.
Specified torque: 10 NVm (100 kgf Vcm, 7 ft Vlbf)
HINT: Lock the switch mount on the t

Page 175 of 4087

LEXUS SC400 1991  Service Repair Manual 
INSTALLATION OF PRESSURE SWITCH
1.  INSTALL PRESSURE SWITCH
(a)  Install the pressure switch to the liquid tube.
Specified torque: 10 NVm (100 kgf Vcm, 7 ft Vlbf)
HINT: Lock the switch mount on the t

Page 176 of 4087

LEXUS SC400 1991  Service Repair Manual 
A/C CONTROL ASSEMBLY
(A/C ECU)
REMOVAL OF A/C CONTROL ASSEMBLY
1.  REMOVE RADIO AND A/C CONTROL ASSEMBLYSee page  BO±112
2.  REMOVE A/C CONTROL ASSEMBLY Remove four screws and the A/C control assemb

Page 177 of 4087

LEXUS SC400 1991  Service Repair Manual 
SERVICE SPECIFICATIONS
SERVICE DATA
Idle speed                         Magnetic clutch no engaged
                                         Magnetic clutch engaged
Magnetic clutch clearanceApprox. 700

Page 178 of 4087

LEXUS SC400 1991  Service Repair Manual 
 
Diag. Code 14\
 \
Open in Squib Circuit
DIAGNOSTIC CHARTDIAGNOSTIC CHART
The squib circuit consists of the center airbag se

Page 179 of 4087

LEXUS SC400 1991  Service Repair Manual 
Preperation.
Check squib circuit.
Check spiral cable.Check harness between center airbag
sensor assembly and spiral cable.
Check center airbag sensor assembly.
Check squib.
From the results of the ab

Page 180 of 4087

LEXUS SC400 1991  Service Repair Manual 
INSPECTION PROCEDURE
(1) Disconnect battery negative (±) terminal cable, and wait at least 20 seconds.
(2) Remove steering wheel pad (See page  AB±14).
Measure resistance between D+ and D± on spir
Trending: fuse chart, check transmission fluid, steering wheel, alternator belt, air suspension, wheel bolts, turn signal bulb