Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Horn relay circuit / Circuit description
Toyota Corolla (E120): Circuit description
When the tvip system is transferred from the armed state to the alarm sounding state, the tvip ecu switches on the horn relay so that it can sound the horns. The horn sounds in 0.4 Seconds interval.
Wiring diagram
Other materials:
Have the malfunction repaired immediately. (vehicles with a smart key system)
After taking the specified steps to correct the suspected problem, check that
the warning message and light go off.
■Warning buzzer ...
Circuit description
Refer to dtc c0200/31, c0205/32, c1235/35, c1236/36
Hint:
Dtc no. C0210/33, c1238/38 is for the right rear speed sensor.
Dtc no. C0215/34, c1239/39 is for the left rear speed sensor.
Wiring diagram
...
Warning buzzer does not sound (key reminder
warning, light reminder warning)
Wiring diagram
Inspection procedere
1 Check buzzer
Check that all of the warning buzzers sound.
2 Inspect front door courtesy lamp switch assy
3 Inspect un–lock warning switch assy
4 Check harness and connector(between un–lock warning switch
and combination meter as ...