Toyota AVENSIS 2000 Supplement Manual page 252

Pattern Select Switch Circuit
CIRCUIT DESCRIPTION
The Engine & ECT ECU memory contains the shift programs for the NORMAL, POWER and SNOW (w/
SNOW mode) patterns, 2 range, L range and the lock–up patterns. By following the programs corresponding
to the signals from the pattern select switch, the neutral start switch and other various sensors, the Engine
& ECT ECT switches the solenoid valves ON and OFF, and controls the transaxle gear change and the lock–
up clutch operation.
WIRING DIAGRAM
Pattern Select Switch
3
R–L
E5
3F 10
10 3B
10 3A 3F 1
R–L
Instrument Panel J/B
3
2
IC
*1: LHD
*2: RHD
AVENSIS/CORONA SUP (RM781E)
DIAGNOSTICS
NORM
5
E5
SNOW
2
P
E5
PWR
B–O
Center J/B
B–O
Instrument Panel J/B
GAUGE
10
5
IC
IF
W
AM1
2
1 W
IA
– AUTOMATIC TRANSAXLE (U240E)
P–B
Center J/B
15
15
3D
3B
15 3F
Combination Meter
P
9
C11
22
C11
24
C10
ECT PWR
Ignition Switch
B–Y
8
IG1 AM1
FL
Block
1
2 *
2
1
1 * ALT
B–G
F17 F15
Engine and ECT ECU
P
22
R–Y
C10
ECT SNOW
14
W–B
C10
1
W–B
C10
5
FL
Battery
MAIN
DI–121
DI336–04
19
SNWI
E14
9
PWR
E14
7
E13 SNWL
W–B
1
J1*
2
J27*
Junction
Connector
1
II*
2
IJ*
D10184