Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Actuator magnetic clutch circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Inspect fuse(stop)
- Turn the ignition switch to off.
- remove the stop fuse from the instrument panel j/b.
- check continuity of the stop fuse.
Ok: continuity
2 Inspect stop lamp switch assy
- Disconnect the stop lamp switch assy connector.
- check continuity between each terminal of stop lamp
switch assy.
Ok:
3 Inspect cruise control actuator assy
- Turn the ignition switch to off.
- disconnect the cruise control actuator assy connector.
- measure resistance between terminals 3 (l) and 4 (gnd)
of the cruise control actuator assy.
Ok: resistance: 34.65 – 42.35 Ω
4 Check harness and connector(between cruise control actuator assy and body ground)
- Check continuity between the terminal 4 (gnd) of the
cruise control actuator assy and body ground.
Ok: continuity
5 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 magnetic clutch)
Check and replace cruise control ecu assy
Other materials:
Vehicle lift and support locations
1. Notice about vehicle condition when jacking up
As a rule, the vehicle must be unloaded when jacking up. Never jack up
or lift up the vehicle loaded
with things of heavy weight.
when removing any parts of heavy weight like the engine and
transmission, the center of gravity of
...
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
Symptom does not occur (go to
step 5)
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Confirmation test
End
...
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Identification of problem
11 Parts inspection
12 Repair
1 ...