Toyota Tundra 2005 Service - Repair - Maintenance page 3061

3.
Continued from previous page
Self-diagnostic mode operation check:
After self-diagnostic mode input operation has
been performed, check that buzzer chirps.
Buzzer
ON
OFF
0.13 sec.
Yes
(Entered self-diagnostic mode)
Self-diagnostic mode check:
Check that how buzzer chirps when pressing each
transmitter switch.
(1) Receiver normal wave of LOCK switch
ON
Buzzer
OFF
0.5 sec.
0.13 sec.
(2) Receiver normal wave of UNLOCK switch
ON
Buzzer
OFF
0.13 sec. 0.25 sec.
(3) Incompatibility of recognition code or out from
synchronization of rolling code
ON
Buzzer
OFF
While receiving
<Reference>:
While turning ignition switch ON in self-diagnostic mode,
vehicle returns to normal mode.
(1) or (2) is output.
Continued on next page
BODY ELECTRICAL
0.5 sec.
0.5 sec.
- WIRELESS DOOR LOCK CONTROL SYSTEM (Double
Cab)
No
(Not entered self-
diagnostic mode)
No
Check wireless door
lock buzzer.
Key unlock warning switch inspection:
Check that continuity exists between
connector terminal B11-22 of body ECU
on vehicle side and ground by inserting
key into ignition key cylinder.
(3) is output.
(All buzzer's response is
same.)
Recognition code registration function check:
Check that it is possible to enter rewrite mode
or add mode (see page
No response from buzzer
Author :
Continued on previous page
No
Is method to enter self-diagnostic
mode correct?
Yes
Is chirping function of operation
confirmation buzzer normal?
Yes
Check key unlock warning switch.
BE-154 ).
Wireless door lock operates
normally when recognition code
is registered.
Continued on next page
Date :
BE-161
4718