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: power steering fluid, wire diagram, check engine light, check oil, oil, dashboard, traction control

Page 911 of 4087

LEXUS SC400 1991  Service Repair Manual 
TRAC PUMP AND ACCUMULATOR
DISASSEMBLY AND ASSEMBLY
BR0FA±03
Disassemble and assemble the parts, as shown.
MAIN POINT
DISPOSAL METHOD OF TRAC ACCUMULATOR
(a) Loosen   the gas plug about 2 turns to a

Page 912 of 4087

LEXUS SC400 1991  Service Repair Manual 
TROUBLESHOOTING
How to proceed with troubleshooting
Perform troubleshooting in accordance with the procedure on the followin\
g page.
  CUSTOMER PROBLEM ANALYSIS
Using the customer problem analysis

Page 913 of 4087

LEXUS SC400 1991  Service Repair Manual 
BR±168BR±170
 BR±172 BR±228
BR±170
  BR±172
BR±186  ~ BR±226 BR±170IN±22
±
BRAKE SYSTEM TRACTION CONTROL SYSTEM (TRAC)BR±167 
WhereEverybodyKnowsYourName

Page 914 of 4087

LEXUS SC400 1991  Service Repair Manual 
CUSTOMER PROBLEM ANALYSIS CHECK SHEET
BR±168±
BRAKE SYSTEM TRACTION CONTROL SYSTEM (TRAC) 
WhereEverybodyKnowsYourName

Page 915 of 4087

LEXUS SC400 1991  Service Repair Manual 
MEMO±
±
BRAKE SYSTEM TRACTION CONTROL SYSTEM (TRAC)BR±169 
WhereEverybodyKnowsYourName

Page 916 of 4087

LEXUS SC400 1991  Service Repair Manual 
DIAGNOSIS SYSTEM
INDICATOR CHECK
When the ignition switch is turned on, check that the TRAC
indicator light goes on for 3 seconds.
HINT: If the indicator check result is not normal, proceed to
troubl

Page 917 of 4087

LEXUS SC400 1991  Service Repair Manual 
DIAGNOSTIC TROUBLE CODE
CLEARANCE
1.  Using SST, connect terminals Tc and E1 of DLC2 or DLC1.SST 09843±18020
2.  IG switch ON.
3.  Clear the diagnostic trouble codes stored in ECU by depressing   th

Page 918 of 4087

LEXUS SC400 1991  Service Repair Manual 
DIAGNOSTIC TROUBLE CODE CHART
If a malfunction code is displayed during the diagnostic trouble code chec\
k, check the circuit listed for that code
in the table below and proceed to the page given.
H

Page 919 of 4087

LEXUS SC400 1991  Service Repair Manual 
PROBLEM SYMPTOMS CHART
If a normal code is displayed during the diagnostic trouble code check but\
 the problem still occurs, check
the circuits for each problem symptom in the order given in the tab

Page 920 of 4087

LEXUS SC400 1991  Service Repair Manual 
LOCATION OF CONNECTORS
Location of Connectors in Engine Compartment
SC300: BR±174
±
BRAKE SYSTEM TRACTION CONTROL SYSTEM (TRAC) 
WhereEverybodyKnowsYourName
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