Lexus GS300/400 (2000 year). Manual — part 25
AT05V–01
–
AUTOMATIC TRANSMISSION
AUTOMATIC TRANSMISSION SYSTEM
AT–1
1949
AUTOMATIC TRANSMISSION SYSTEM
PRECAUTION
If the vehicle is equipped with a mobile communication system, refer to the precautions in the IN sec-
tion.
AT060–01
D01091
Shift Lock Control ECU
Shift Lock Override Button
Key Interlock Solenoid
Stop Light Switch
–
AUTOMATIC TRANSMISSION
SHIFT LOCK SYSTEM
AT–11
1959
SHIFT LOCK SYSTEM
LOCATION
AT061–01
D01925
ACC
E
P1
KLS
+
SLS
+
Z16909
4 (+)
3 (–)
Z16910
4 (+)
3 (–)
AT–12
–
AUTOMATIC TRANSMISSION
SHIFT LOCK SYSTEM
1960
INSPECTION
1.
INSPECT SHIFT LOCK CONTROL ECU
Using a voltmeter, measure the voltage at each terminal.
HINT:
Do not disconnect the ECU connector.
Terminal
Measuring Condition
Specified Condition
(1) IG SW ACC and shift lever P position
0 V
1 – 10 (KLS
– E)
(2) IG SW ACC and shift lever except P position
7.5 – 11V (about I second)
after 6 – 9 V
4
10 (ACC
E)
(1) IG SW ON
10 – 14 V
4 – 10 (ACC – E)
(2) IG SW ACC
10 – 14 V
7
10 (P1
E)
(1) Shift lever P position
0 V
7 – 10 (P1 – E)
(2) Shift lever except P position
10 – 14 V
(1) IG SW ON and shift lever P position
0 V
8
10 (SLS
E)
(2) IG SW ON and depress brake pedal or shift lever N position
3 – 6 V
8 – 10 (SLS
– E)
(3) IG SW ON and release brake pedal or shift lever except P position
0 V
(4) IG SW ACC and shift lever except P position
3 – 6 V
10 – Ground (E – Ground)
Constant
Continuity
2.
INSPECT KEY INTERLOCK SOLENOID
(a)
Disconnect the solenoid connector.
(b)
Using an ohmmeter, measure the resistance between ter-
minals 3 and 4.
Standard resistance: 12 – 17
Ω
If the resistance value is not as specified, replace the solenoid.
(c)
Touch the solenoid with your finger and check that the so-
lenoid operation can be felt when battery voltage is ap-
plied intermittently to terminals 3 and 4.
If the operation is not as specified, replace the solenoid.
AT062–01
D01037
No.1 Safety Pad
End Pad
Finish Plate
Glove Compartment Panel Assembly
No.2 Under Cover
Box Plate
Ash Receptacle
No.1 Under Cover
Cluster Finish Panel
Shift Lever Assembly
Rear Console Armrest
Console Box
No.3 Console Box Mounting Bracket
No.1 Console Box Duct
Lower Rear Console Box
8.3 (85, 74 in.·lbf)
N·m (kgf·cm, ft·lbf) : Specified torque
–
AUTOMATIC TRANSMISSION
FLOOR SHIFT ASSEMBLY
AT–13
1961
FLOOR SHIFT ASSEMBLY
COMPONENTS
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