Overdrive Switch - Toyota CAMRY 2002 Service Manual

CHASSIS — U140E AND U241E AUTOMATIC TRANSAXLE
When SL2 and S4 are When SL2 and S4 are
abnormal
Solenoid
SL1 SL2 S4
ON
#
OFF
OFF
OFF
OFF
JSHIFT CONTROL MECHANISM
1. General
D As in the past, the shift control mechanism of the '02 Camry consists of a straight shift lever that uses
a shift control cable.
D The O/D (overdrive) switch has been adopted on the momentary type.
D A shift lock system consists of the key interlock device and shift lock mechanism, has been adopted.

2. Overdrive Switch

a) Turn the ignition switch from OFF to ON turns the overdrive ON.
b) Pressing the O/D switch close (turn ON) the contact points, and releasing the switch opens (turn OFF)
the contact points.
c) Accordingly, pressing the switch cause the signal to be input into the ECM.
d) The ECM turns OFF the overdrive (O/D OFF indicator light turn ON).
e) Pressing the O/D switch again turns the overdrive back ON (O/D OFF indicator light turns OFF).
(d)
ODLP
ECM
ODMS
(c)
When SL1, SL2 and S4 are When SL1, SL2 and S4 are
abnormal
Solenoid
Gear Gear
SL1 SL2 S4
3rd
3rd
3rd
3rd
O/D OFF
Indicator
O/D OFF
Light
Indicator
Light
O/D
Switch
O/D Switch
Ignition
(Momentary
Switch
Type)
Gear Gear
3rd
3rd
3rd
3rd
(d)
ON
OFF
(b) (e)
ON
OFF
ON
OFF
(a)
CH-147
(a)
172GN01