Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Park/neutral position switch circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check operation(starter)
- Check that the starter operates normally and that the engine starts.


2 Input signal check

- See input signal check on page 05–745.
- check the indicator light when shifting into except d position.
Ok: the indicator light goes off when shifting into except d position.


3 Inspect terminal voltage(d)

- Turn the ignition switch to on.
- measure voltage between terminal 4 (d) of cruise control
ecu assy connector and body ground when shifting into
d position and other positions.
Ok:



4 Check harness and connector(between cruise control ecu assy and park/neutral position switch)
- Check for open and short circuit in harness and connector between cruise control ecu assy and park/ neutral position switch


Check and replace cruise control ecu assy
Other materials:
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 crui ...
On–vehicle inspection
1. Inspect pressure switch no.1.
Magnetic clutch control:
inspect pressure switch operation.
Set on the manifold gauge set.
Connect the positive (+) lead from the ohmmeter to
terminal 4 and the negative (–) lead to terminal 1.
Check continuity between termin ...
RCTA (Rear Cross Traffic Alert)
function
The RCTA function uses the
BSM rear side radar sensors
installed behind the rear
bumper. This function is
intended to assist the driver
in checking areas that are
not easily visible when
backing up.
WARNING
■Cautions regarding the use of
the system
The driver is solely responsible for
safe driving ...


