Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Actuator mechanical malfunction / Inspection procedure
Toyota Corolla (E120): 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
Other materials:
Body
On–vehicle inspection
1. Canada:
tighten bolts and nuts on chassis and body
tighten the bolts and nuts on the chassis parts listed below, if
necessary
Front axle and suspension
drive train
rear axle and suspension
brake system
engine mounting
other chassis parts
...
Communication system
Horn system
Location
Problem symptoms table
Inspection
1. Inspect low pitched horn assy
Connect the positive (+) lead from the battery to the terminal
and the negative (–) lead to the horn body, and check
that the horn blows.
If the result is not as specified, replace the ...
Engine assembly
Inspection
1. Inspect coolant
2. Inspect engine oil
3. Inspect battery
4. Inspect air cleaner filter element sub–assy
5. Inspect spark plug
6. Inspect fan and generator v belt
Hint:
you don’t need to check the belt deflection because auto tensioner is adopted.
7. Inspect ignition ti ...