Lexus ES300 (2002 year). Service manual — part 333
![](/vehicle/tus/pedalineteha/owha/heatire.png)
C93638
Passenger Side J/B
3B
3B
3B
3B
(*1)
3B
3B
3B
3B
3B
3B
3B
3B
3B
3B
3B
3B
3A
3A
3A
3A
3B
3B
3B
3B
3A
(*2)
130
110
124
104
(*1)
(*2)
120
100
(*1)
(*2)
94
(*1)
(*2)
121
101
(*1)
(*2)
111
91
(*1)
(*2)
123
103
(*1)
(*2)
119
99
110
(*1)
(*2)
94
74
(*1)
(*2)
101
81
107
87
(*1)
(*2)
103
83
90
to
Combination
Meter
L-B
Y
W
W-L
2
IK1
L-W
W
Y-B
W-L
8
9
E7
E7
E7
E7
10
20
L
2
D
3
ECM
Driver Side J/B
GAUGE2
2
5
1
3
IG1 Relay
ALT
*1: W/ VSC
*2: W/O VSC
W-B
3B
3B
(*1)
(*2)
104
84
E7
E7
23
11
4
R
R-B
W
IL1
21
IL1
20
3B
3B
(*1)
(*2)
100
80
3A
114
3B
3B
(*1)
(*2)
63
43
3B
3B
(*1)
(*2)
97
77
3A
104
3B
3B
(*1)
(*2)
127
107
3B
3B
(*1)
(*2)
109
89
T8
Transmission Control SW
W
L-B
MTL
MT2
4
5
3 MTD
2 MT4
NSSL
Y
6
W-L
1
NSSD
W
Y-B
W
W
W
W
A4
A/T Indicator
Light SW
G-W
19
IL1
R
PL 1
RL 2
NL 5
3 RB
IL1
22
Battery
FL MAIN
B-G
Engine Room R/B
IA
W
W
5
2L
2
2E
8
2R
AM1
5
2R
6
2B
8
2A
2
2A
DL
7
W-L
L-W
Y
2L
4
LL
8
2
IL2
3
IL2
R-L
I14
Ignition SW
R-L
R-B
B-Y
W
AM1 IG1
2
4
18 IL1
1
1
1
2
B-G
W
(*1)
(*2)
-
DIAGNOSTICS
ELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT]
05-451
604
2002 LEXUS ES300 REPAIR MANUAL (RM911U)
WIRING DIAGRAM
![](/vehicle/tus/pedalineteha/owha/oave.png)
05-452
-
DIAGNOSTICS
ELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT]
605
2002 LEXUS ES300 REPAIR MANUAL (RM911U)
INSPECTION PROCEDURE
1
READ VALUE OF OBD II SCAN TOOL OR HAND-HELD TESTER
(a)
Warm up the engine.
(b)
Turn the ignition switch OFF.
(c)
Connect the OBD II scan tool or Hand-held tester to the DLC3.
(d)
Turn the ignition switch ON and push the OBD II scan tool or Hand-held tester main SW ON.
(e)
Shift the shift lever to the R, D, 4, 3, 2 and L positions, select the item ”REVERSE”, ”5TH/DRIVE”,
”4TH”, ”3RD”, ”2ND” and ”LOW” in the DATALIST and read its value displayed on the OBD II scan tool
or Hand-held tester.
NOTICE:
The values given below for ”Normal Condition” are representative values, so a vehicle may still be
normal even if its value differs from those listed here. Do not depend solely on the ”Normal Condi-
tion” here when deciding whether or not the part is faulty.
Item
Measurement Item/
Display (Range)
Normal Condition
Diagnostic Note
REVERSE
PNP SW Status/
ON or OFF
Shift lever position is;
R: ON
Except R: OFF
5TH/DRIVE
PNP SW Status/
ON or OFF
Shift lever position is;
D and 4: ON
Except D and 4: OFF
4th
PNP SW Status/
ON or OFF
Shift lever position is;
4: ON
Except 4: OFF
The shift lever position and these
values are different, there are fail-
3rd
PNP SW Status/
ON or OFF
Shift lever position is;
3: ON
Except 3: OFF
values are different, there are fail
ures of the PNP switch or shift
cable adjustment.
2ND
PNP SW Status/
ON or OFF
Shift lever position is;
2 and L: ON
Except 2 and L: OFF
LOW
PNP SW Status/
ON or OFF
Shift lever position is;
L: ON
Except L: OFF
OK
CHECK AND REPLACE ECM(See page
NG
![](/vehicle/tus/pedalineteha/owha/yeou.png)
C53270
C92350
-
DIAGNOSTICS
ELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT]
05-453
606
2002 LEXUS ES300 REPAIR MANUAL (RM911U)
2
INSPECT PARK/NEUTRAL POSITION SWITCH ASSY
(a)
Disconnect the park/neutral position switch connector.
(b)
Check continuity between each terminal shown below
when the shift lever is moved to each position.
Shift Position
Terminal No. to continuity
P
1 - 3
6 - 9
R
2 - 3
-
N
3 - 5
6 - 9
D, 4
3 - 7
-
3
3 - 4
-
2, L
3 - 8
-
OK:
There is continuity.
NG
REPLACE PARK/NEUTRAL POSITION SWITCH
ASSY(See page
OK
3
INSPECT SHIFT LOCK CONTROL UNIT ASSY
(a)
Connect the park/neutral position switch connector.
(b)
Disconnect the transmission control switch connector.
(c)
Check continuity between each terminal shown below
when the shift lever is moved to each position.
Shift Position
Terminal No. to continuity
P
4 - 6
1 - 3
R
4 - 6
1 - 3
N
4 - 6
1 - 3
D
4 - 6
1 - 3
4
4 - 6
1 - 2
3
4 - 6
1 - 2
2
4 - 6
1 - 3
L
5 - 6
1 - 3
OK:
There is continuity.
NG
REPLACE SHIFT LOCK CONTROL UNIT ASSY
OK
![](/vehicle/tus/pedalineteha/owha/noulle.png)
C82160
C91567
2
R
L
D
3
4
E1
05-454
-
DIAGNOSTICS
ELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT]
607
2002 LEXUS ES300 REPAIR MANUAL (RM911U)
4
CHECK HARNESS AND CONNECTOR(PARK/NEUTRAL POSITION SWITCH -
ECM)
(a)
Connect the transmission control switch connector.
(b)
Disconnect the ECM connector.
(c)
Turn the IG switch ON and measure the voltage between
terminals R, D, 4, 3, 2, and L of ECM and the E1 when the
shift lever is shifted to the following position.
OK:
Shift position
Terminal
Voltage (V)
R
R - E1
10 - 14
D, 4
D - E1
10 - 14
4
4 - E1
10 - 14
3
3 - E1
10 - 14
2, L
2 - E1
10 - 14
L
L - E1
10 - 14
NG
REPAIR OR REPLACE HARNESS OR
CONNECTOR(See page
)
OK
CHECK AND REPLACE ECM(See page
)
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст