Toyota Tundra 2005 Service - Repair - Maintenance page 3063

5.
Continued from previous page
Body ground check:
Check that continuity exists between connector
terminal 1 (GND) of wireless door control receiver
and body ground.
Yes
Wireless door control receiver faulty
6. INSPECT WIRELESS DOOR LOCK CONTROL FUNCTIONS
HINT:
_
The switch described in this text is a switch for transmitting signals which is built into the door control
transmitter.
_
All the functions listed below must be checked in the remote control operational area.
(a) Put the vehicle under the conditions that allow the wireless control function to be operated (see PRE-
CAUTION on page
(b) Check the basic function.
(1) Check that all the doors lock when the LOCK switch is pressed.
(2) Check that only the driver side door unlocks when the UNLOCK switch is pressed once and the
other doors unlock when the UNLOCK switch is pressed again within 3 seconds.
(c) Check the chattering prevention function.
Check that the corresponding operation occurs only once and is not repeated continuously while the
switch is held. However, when the switch is operated repeatedly at 1 second intervals, check that the
corresponding operation is carried out.
(d) Check the automatic lock function.
(1) Check that all the doors lock automatically as long as none of them have been opened or all the
doors have not been locked within approximately 30 seconds after they are unlocked by pressing
the UNLOCK switch.
(2) Check that the automatic locking function does not operate when any door has been opened or
all of them have been locked within approximately 30 seconds after they are unlocked by press-
ing the UNLOCK switch.
(e) Check the switch operation fail-safe function.
Check that the doors cannot be locked using the switch while the key is in the ignition key cylinder.
However, this does not apply when the system is in the recognition code registration mode.
(f) Check the operation stop function when a door is open or not completely closed.
Check that the doors are not locked by the switch while any door is open or not completely closed.
(g) Check the repeat function.
Check that all the doors attempt to automatically lock once again 1 second after the LOCK switch has
been pressed while the movement of the driver side door control knob is being restricted in the un-
locked position.
(h) Check the taillights and parking lights flashing and wireless door lock buzzer chirp functions (answer-
back).
(1) When the LOCK switch is pressed, check that the lights flash once and buzzer chirps once with
the locking of all the doors.
BODY ELECTRICAL
BE-153 ).
- WIRELESS DOOR LOCK CONTROL SYSTEM (Double
Cab)
No
Wire harness faulty
Body ground open and contact error
Author :
BE-163
Date :
4720