Corolla CE Sedan L4-1794cc 1.8L DOHC MFI (2001)
Power Door Lock Relay: Testing and Inspection
INSPECT KEY UNLOCK WARNING SYSTEM (INSPECT INTEGRATION RELAY OPERATION)
a. Connect the positive (+) lead from the battery to terminal 3.
b. Connect the negative (-) lead from the battery to terminals 4, 7 and 8.
c. Check that the buzzer sounds.
d. Disconnect the negative (-) lead from the battery to terminal 8.
e. Check that the buzzer stops sounding.
f.
Connect the negative (-) lead from the battery to terminal 8 and operate the buzzer sound again.
g. Disconnect the negative (-) lead from the battery to terminal 4.
h. Check that the buzzer stops sounding.
If operation is not as specified, replace the relay.
INSPECT INTEGRATION RELAY CIRCUIT