Toyota ZZT230 series Repair Manual page 402

)
DTC
CIRCUIT DESCRIPTION
The shift
solenoid valve OSL i
acting on the lock-up relay valve, which then controls operation of the lock-up clutch.
DTC No.
(2-ltip detection logic)
nold Is
(a) Solenoid resistance is 8 0 or less short
(b)
POm
solenoid Is not
Fad safe funct1on:
H the ECM detects a malfunction, it turns the shift solenoid valve DSL OFF.
WIRING DIAGRAM
Transaxle
Val v e Shift
)
c
)
P0773
Shift Solenoid E Electrical Malfunction
(Shift Solenoid Valve DSL)
s
turned ON and OFF by signals from the ECM to control the hydraulic pressure
are
(b)
DTC Det&etlng
Either
detected lor 1
(a) or
energized .
100 kG
Solenoid resistance is
energized.
Solenoid
DSL
DIAONOSll C S
AUTOMATIC TRANSAXLE {U240El
Condition
time.
sole-
•Open
circuit
when
•Shift solenoid valv& DSL
•ECM
or ITIOfe open circuit when
G-W
Area
Trouble
or short in shift solenoid val v e DSL circuit
ECM
DSL
Dl-191
"'"''