Toyota Corolla (E120) 2002–2008 Repair Manual / Cruise control / Cruise control system
Toyota Corolla (E120): Cruise control system
On–vehicle inspection
1. Check play of accelerator auto drive cable assy
- Push the wire into the cable so as not to move the throttle link and put a mark on the position shown in the illustration.
- Pull the wire and check the moved distance of the mark.
2. Adjust play in accelerator auto drive cable assy
- Changing the double nut position shown by the arrows,
adjust the play to the standard value.
Standard: 2 – 6 mm (0.079 – 0.236 In.)
3. Adjust play in accelerator control cable assy
- Remove the cruise control actuator cover and adjust the play in the accelerator control cable assy by changing the double nut position.
Other materials:
Inspection procedure
1 Inspect dlc3 terminal voltage
Turn the ignition switch to on.
measure voltage between terminals 13 (tc) and 4 (cg) of
dlc3.
Ok:
voltage: 10 – 16 v
2 Check harness and connector(between cruise control ecu assy
and dlc3)
Check for open and short circuit in harness ...
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 ...
Inspection procedure
Hint:
read freeze frame data using the hand-held tester or the obd ii scan tool.
Freeze frame data records the
engine conditions when a malfunction is detected. When troubleshooting, it is
useful for determining whether
the vehicle was running or stopped, the engine was warmed up or not, the ...