1991 LEXUS SC400 Service Repair Manual

Page 313 of 4087

LEXUS SC400 1991  Service Repair Manual 
LOCATION OF CONNECTORS
AT0LA±02
Location of Connectors in Engine Compartment
AT±72±
A304E (1UZ±FE) AUTOMATIC TRANSMISSION TROUBLESHOOTING 
WhereEverybodyKnowsYourName

Page 314 of 4087

LEXUS SC400 1991  Service Repair Manual 
Location of Connectors in Body
±
A304E (1UZ±FE) AUTOMATIC TRANSMISSION TROUBLESHOOTINGAT±73 
WhereEverybodyKnowsYourName

Page 315 of 4087

LEXUS SC400 1991  Service Repair Manual 
Location of Connectors in Instrument Panel
AT±74±
A304E (1UZ±FE) AUTOMATIC TRANSMISSION TROUBLESHOOTING 
WhereEverybodyKnowsYourName

Page 316 of 4087

LEXUS SC400 1991  Service Repair Manual 
±
A304E (1UZ±FE) AUTOMATIC TRANSMISSION TROUBLESHOOTINGAT±75 
WhereEverybodyKnowsYourName

Page 317 of 4087

LEXUS SC400 1991  Service Repair Manual 
J/B No. 1
AT±76±
A304E (1UZ±FE) AUTOMATIC TRANSMISSION TROUBLESHOOTING 
WhereEverybodyKnowsYourName

Page 318 of 4087

LEXUS SC400 1991  Service Repair Manual 
±MEMO±
±
A304E (1UZ±FE) AUTOMATIC TRANSMISSION TROUBLESHOOTINGAT±77 
WhereEverybodyKnowsYourName

Page 319 of 4087

LEXUS SC400 1991  Service Repair Manual 
CIRCUIT INSPECTION
DTC42No. 1 Vehicle Speed Sensor Circuit 
(Backup Sensor)
CIRCUIT DESCRIPTION
The No. 1 vehicle speed sensor outputs a 4±pulse signal for every revolu\
tion of the transmission out

Page 320 of 4087

LEXUS SC400 1991  Service Repair Manual 
WIRING DIAGRAM
combination  meter
AT±66 combination meter
DIAGNOSTIC CHARTDIAGNOSTIC CHART
±
A304E (1UZ±FE) AUTOMATIC TRANSMISSION TROUBLESHOOTINGAT±79 
WhereEverybodyKnowsYourName