Toyota Corolla Repair Manual: Inspection procedure
1 Inspect cruise control actuator assy
- Inspect the cruise control actuator arm locking operation.
- Turn the ignition switch to off.
- Disconnect the cruise control actuator assy connector.
- Connect the positive (+) lead from the battery to the terminal 3 (l) of cruise control actuator assy and the negative (–) lead to terminal 4 (gnd).
Notice
: do not connect the high tension cables to the wrong battery terminal. You will damage the cruise control actuator assy.
- Move the control plate by hand.
Ok: control plate does not move.
- inspect the cruise control actuator assy operation.
- Turn the ignition switch to off.
- Disconnect the cruise control actuator assy connector.
- Connect the positive (+) lead from the battery to terminals
1 (mo) and 3 (l) of cruise control actuator
assy, connect the negative (–) lead to terminals 2
(mc) and 4 (gnd) of cruise control actuator assy.
Ok: control arm moves to full open side.
- Connect the positive (+) lead from the battery to terminals
2 (mc) and 3 (l) of cruise control actuator
assy, connect the negative (–) lead to terminals 1
(mo) and 4 (gnd) of cruise control actuator assy.
Ok: control arm moves to full close side.
2 Check harness and connector(between cruise control ecu assy and cruise control actuator assy)
- Check for open and short circuit in harness and connector between cruise control ecu assy and cruise control actuator assy (actuator motor)
Check and replace cruise control ecu assy
Circuit description
The circuit detects the rotation position of the actuator control plate and
sends a signal to the cruise control
ecu assy
Wiring diagram
...
Open vehicle speed sensor circuit/ Vehicle speed signal abnormal
Dtc 21 open vehicle speed sensor circuit
Dtc 23 vehicle speed signal abnormal ...
Other materials:
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
...
Inspection procedure
1 Check p squib circuit(airbag sensor assy center – instrument
panel passenger airbag assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the instrument panel pas ...
Door control transmitter
Registration
1. Registration of recognition code
Hint:
the add mode is used to retain the already registered codes while
registering a new recognition code.
This mode is used when adding a transmitter. If the number of the registered
codes exceeds 4, the
previously registered code wi ...