Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / Torque converter clutch solenoid
circuit low/high
Toyota Corolla (E120): Torque converter clutch solenoid circuit low/high
Dtc p2769 torque converter clutch solenoid circuit low (shift solenoid valve sl)
Dtc p2770 torque converter clutch solenoid circuit high (shift solenoid valve sl)
Other materials:
Inspection procedure
1 Inspect dlc3 terminal voltage
Turn the ignition switch to on.
measure voltage between terminals 13 (tc) and 4 (cg) of
dlc3.
Ok:
voltage: 10 – 16 v
2 Check harness and connector(between cruise control ecu assy
and dlc3)
Check for open and short circuit in harness ...
Smart key system
The following operations can be performed simply by carrying the electronic
key on your person, for example in your pocket.
(The driver should always carry the electronic key.)
● Locks and unlocks the doors
● Opens the trunk
● Starts the engine
■Antenna location
1 A ...
Circuit description
Refer to dtc p0120
Dtc no.
Dtc detection condition
Trouble area
P0121
The following condition is met 4 times. After the vehicle speed
has exceeded 19 mph (30 km/h) once, the throttle position
sensor output value is out of normal range when the throttle
...


