Tailgate Lock Actuator Test
1. Remove the tailgate trim panel (see page 20-61).
2. Disconnect the 2P connector (A) from the actuator.
A
3. Check actuator operation by connecting power and
ground according to the table. To prevent damage
to the actuator, apply battery voltage only
momentarily.
Terminal
Position
LOCK
UNLOCK
4. If the actuator does not operate as specified,
replace it.
1
2
Tailgate Lock Knob Switch Test
1. Remove the tailgate trim panel (see page 20-61).
2. Disconnect the 3P connector (A) from the actuator
(B).
A
3. Check for continuity between the 2 and 3 terminals
in each switch position.
• There should be continuity with the knob switch
in UNLOCK.
• There should be no continuity with the knob
switch in LOCK.
4. If the continuity is not as specified, replace the
switch.
22-285
22-285