Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Clutch switch circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Input signal check

- See the input signal check on page 05–745.
- check the indicator light when the clutch pedal is depressed.
Ok: the indicator light goes off when the clutch pedal is depressed.


2 Inspect terminal voltage(d)

- Turn the ignition switch to on.
- measure the voltage between terminal 4 (d) of the cruise
control ecu assy connector and the body ground when
the clutch pedal is depressed and released.
Ok:


3 Inspect clutch switch assy

- Disconnect the clutch switch assy connector.
- check continuity between terminal 1 and 2 of clutch
switch assy.
Ok:



4 Check harness and connector(between cruise control ecu assy and gauge fuse)
- Check for open and short circuit in harness and connector between cruise control ecu assy and gauge fuse


Check and replace cruise control ecu assy
Other materials:
Sound quality is bad only when cd is played(volume is
too low)
Inspection procedure
1 Replace cd with another and recheck
Replace the cd with another and recheck.
Check the installation condition of the radio receiver assembly.
Standard: malfunction disappear.
Check and replace radio receiver assy ...
Rear suspension
Service data
Torque specification
Tire&wheel
Service data
Drive shaft / propeller shaft / axle
Service data
Torque specification
...
Inspection
1. Inspect defogger relay (marking: def)
Remove the defogger relay from the instrument panel
j/b.
inspect the defogger relay.
Standard:
If the result is not as specified, replace the relay ...


