Component Function Check
1.CHECK FUNCTION
Press the trunk release button on the keyfob and check that the trunk lid opens.
Is the inspection result normal?
YES >> Inspection End.
NO >> Refer to DLK "Diagnosis Procedure".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to DLK "Wiring Diagram".
1.CHECK TRUNK LID OPENER ACTUATOR SIGNAL
Check voltage between BCM connector M19 terminal 53 and ground. 
Is the inspection result normal?
YES >> GO TO 3
NO >> GO TO 2
2.CHECK TRUNK LID OPENER ACTUATOR CIRCUIT


Is the inspection result normal?
YES >> Replace BCM. Refer to BCS "Removal and Installation".
NO >> Repair or replace harness.
3.CHECK TRUNK LID OPENER ACTUATOR GROUND CIRCUIT
Check continuity between trunk lid lock assembly connector B51 terminal 2 and
ground. 
Is the inspection result normal?
YES >> Replace trunk lid lock assembly.
NO >> Repair or replace harness.

Description Receives keyfob operation and transmits to BCM. ...
Recommended fluids/lubricants and capacities
The following are approximate capacities. The actual refill capacities may
be a little different. When refilling, follow the procedure
described in the "Do-it-yourself" section to determine the proper refill
capacity.
...
P0974 Shift solenoid A
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0974
Shift Solenoid "A" Control Circuit
High
The following diagnosis conditions
are met, and the TCM select
switch ON-OFF solenoid
valve monitor value is OF ...