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AT-234
SHIFT CONTROL SYSTEM
Revision: August 20072004 QX56
REMOVAL
1. Remove the select lever knob.
2. Remove console finisher.
Refer to IP-10, "INSTRUMENT PANEL ASSEMBLY" .
3. Remove center console.
Refer to IP-10, "INSTRUMENT PANEL ASSEMBLY" .
4. Disconnect selector control cable.
5. Disconnect A/T device harness connector.
6. Remove control device assembly.
INSTALLATION
Installation is in reverse order of removal.
NOTE:
: Vehicle front
Apply adhesive, Cemedyne 3000 or equivalent, to thread of select
lever knob before installation. Rotate knob clockwise through com-
plete thread range (A) at low torque. When knob rotation is finished
through complete thread range, rotation torque will sunddenly
increase. Continue knob rotation in incomplete thread range (B), not
more than 360°, until knob rotational position is as shown.
After installation is completed, adjust and check A/T position.
Adjustment of A/T PositionECS0090O
1. Loosen nut of control cable.
2. Place PNP switch and selector lever in “P” position.
3. After pushing the control cable in the direction shown with a
force of 9.8 N·m (1kg-m, 2.2 lb-ft), release it. This is in the natu-
ral state, tighten control cable nut to specifications.
Checking of A/T PositionECS0090P
1. Place selector lever in “P” position, and turn ignition switch ON
(engine stop).
2. Make sure selector lever can be shifted to other than “P” posi-
tion when brake pedal is depressed. Also make sure selector
lever can be shifted from “P” position only when brake pedal is
depressed.
3. Move the selector lever and check for excessive effort, sticking,
noise or rattle.
4. Confirm the selector lever stops at each position with the feel of
engagement when it is moved through all the positions. Check
whether or not the actual position the selector lever is in
matches the position shown by the shift position indicator and
the transmission body.
5. The method of operating the lever to individual positions correctly should be as shown.
6. Confirm the back-up lamps illuminate only when lever is placed in the “R” position. Confirm the back-up
lamps does not illuminate when selector lever is pushed against “R” position in the “P” or “N” position.
LCIA0323E
LCIA0397E
Control cable nut : 14.5 N·m (1.5 kg-m, 11 ft-lb)
LCIA0345E
LCIA0325E
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SHIFT CONTROL SYSTEM
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7. Confirm the engine can only be started with the selector lever in the “P” and “N” positions.
8. Make sure transmission is locked completely in “P” position.
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AT-236
A/T SHIFT LOCK SYSTEM
Revision: August 20072004 QX56
A/T SHIFT LOCK SYSTEMPFP:34950
DescriptionUCS002J 6
The electrical key interlock mechanism also operates as a shift lock:
With the ignition switch turned to ON, the selector lever cannot be shifted from “P” (parking) to any other
position unless the brake pedal is depressed.
With the key removed, the selector lever cannot be shifted from “P” to any other position.
The key cannot be removed unless the selector lever is placed in “P”.
The shift lock and key interlock mechanisms are controlled by the ON-OFF operation of the shift lock sole-
noid and by the operation of the rotator and slider located inside the key cylinder, respectively.
Shift Lock System Electrical Parts LocationUCS002J 7
LCIA0326E
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A/T SHIFT LOCK SYSTEM
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Wiring Diagram — A/T — SHIFTUCS002J8
BCWA0408E
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AT-238
A/T SHIFT LOCK SYSTEM
Revision: August 20072004 QX56
Shift Lock Control Unit Reference ValuesUCS002J 9
SHIFT LOCK HARNESS CONNECTOR TERMINALS LAYOUT
SHIFT LOCK CONTROL UNIT INSPECTION TABLE
Data are reference values.
NOTE:
Confirm that the pointer swings only momentarily because the output time is so short. If the inspection is done with an oscilloscope, it
should be observed that the power source voltage lasts for 3.5 to 10 ms.
LCIA0327E
TER-
MINAL
NO.WIRE
COLORITEM CONDITIONVOLTAGE
(V)
1 Y/R Power sourceIgnition switch: “ON” Battery voltage
Ignition switch: “OFF” Battery voltage
2L/R Detention switch
(for key)When selector lever is not in "P" position with key inserted. Battery voltage
Except the above Approx. 0V
3GRDetention switch
(for shift)When selector lever is not in "P" position Battery voltage
Except the above Approx. 0V
4 R/G Stop lamp switchWhen brake pedal is depressed Battery voltage
When brake pedal is released Approx. 0V
5W/RVehicle speed sig-
nal——
——
6 G/R Ignition signalIgnition switch: “OFF” Approx. 0V
Ignition switch: “ON” Battery voltage
7 R/W Shift lock solenoidWhen brake pedal is depressed with ignition switch "ON". Approx. 0V
When brake pedal is depressed. Battery voltage
8 B Ground — Approx. 0V
9 G/W Key lock solenoidWhen the selector lever is set to a position other than the “P”
position, and the key switch is turned from “ON” to “OFF”Battery voltage for
approx. 0.1 sec.
(Note)
Except the above Approx. 0V
10 W/G Key unlock solenoidWhen ignition switch is not in "ON” position with key inserted.Battery voltage for
approx. 0.1 sec.
(Note)
Except the above Approx. 0V
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Component InspectionUCS002J A
SHIFT LOCK SOLENOID
Check operation by applying battery voltage to the A/T device.
CAUTION:
Be sure to apply the voltage of the correct polarity to the
respective terminals. Otherwise, the part may be damaged.
DETENTION SWITCH
For key:
Check continuity between terminals of the A/T device.
DETENTION SWITCH
For shift:
Check continuity between terminals of the A/T device.
KEY LOCK SOLENOID
Key lock
Check operation by applying battery voltage to key switch and
key lock solenoid.
CAUTION:
Be careful not to cause burnout of the harness.
Connector No. Terminal No.
M203 9 (Battery voltage) - 10 (Ground)
LCIA0328E
ConditionConnector
No.Terminal No. Continuity
When selector lever is “P”
position.
M203 5 - 6No
When selector lever is not “P”
position.Ye s
LIIA1599E
ConditionConnector
No.Terminal No. Continuity
When selector lever is “P”
position.
M203 3 - 4No
When selector lever is not “P”
position.Ye s
WCIA0401E
Connector No. Terminal No. (Wire color)
M27 1 (Battery voltage) - 2 (Ground)
WCIA0240E
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AT-240
A/T SHIFT LOCK SYSTEM
Revision: August 20072004 QX56
Key unlock
Check operation by applying battery voltage to key switch and
key lock solenoid.
CAUTION:
Be careful not to cause burnout of the harness.
KEY SWITCH
Check continuity between terminals of the key switch and key
lock solenoid.
STOP LAMP SWITCH
Check continuity between terminals of the stop lamp switch.
Check stop lamp switch after adjusting brake pedal.
Connector No. Terminal No. (Wire color)
M27 2 (Battery voltage) - 1 (Ground)
WCIA0241E
Condition Connector No.Te r m i n a l N o .
(Wire color)Continuity
Key inserted
M27 3 - 4Ye s
Key withdrawn No
WCIA0242E
ConditionConnector
No.Te r m i n a l N o .
(Wire color)Continuity
When brake pedal is depressed
E38 3 - 4Ye s
When brake pedal is released No
SCIA2126E
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ON-VEHICLE SERVICE
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ON-VEHICLE SERVICEPFP:00000
Control Valve With TCM and A/T Fluid Temperature Sensor 2UCS002J B
COMPONENTS
1. Transmission 2. Control valve with TCM 3. Bracket
4. A/T fluid temperature sensor 2 5. Oil pan gasket 6. Oil pan
7. Magnet 8. Drain plug gasket 9. Drain plug
10. Oil pan mounting bolt 11. Snap ring 12. O-ring
SCIA5190E