Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Wireless door lock control system
Toyota Corolla (E120): Wireless door lock control system
- How to proceed with troubleshooting
- Terminals of ecu
- Only wireless control function does not operate (prepare new or normal transmitter of the same type vehicle)
Other materials:
Inspection procedure
1 Check low pitched horn assy
Connect the positive (+) lead from the battery to the terminal
and negative (–) lead to the horn body, and check that
the horn blows.
2 Check relay (marking: horn)
Remove the relay from the engine room j/b.
check the horn relay conti ...
On–vehicle inspection
1. Inspect cooling system for leaks
Caution:
to avoid the danger of being burned, do not remove the radiator
cap while the engine and radiator are still hot, as fluid
and steam can be blown out under pressure.
fill the radiator with coolant and attach a radiator cap tester.
  ...
Noise occurs
Inspection procedure
1 Check of speaker installation
Check speaker installation condition.
Check that each speaker is securely installed.
Standard: malfunction disappear.
Hint:
the radio is equipped with noise prevention system that does not work against
the regular use of t ...


