Infiniti FX35, FX50 (S51). Manual — part 1829
SHIFT LOCK SYSTEM
TM-123
< DTC/CIRCUIT DIAGNOSIS >
[7AT: RE7R01A (VQ35HR)]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
JCDWA0566GB
TM-124
< DTC/CIRCUIT DIAGNOSIS >
[7AT: RE7R01A (VQ35HR)]
SHIFT LOCK SYSTEM
Component Function Check
INFOID:0000000005250125
1.
CHECK A/T SHIFT LOCK OPERATION (PART 1)
1.
Turn ignition switch ON.
2.
Shift the selector lever to “P” position.
3.
Attempt to shift the selector lever to any other position with the brake pedal released.
Can the selector lever be shifted to any other position?
JCDWA0567GB
SHIFT LOCK SYSTEM
TM-125
< DTC/CIRCUIT DIAGNOSIS >
[7AT: RE7R01A (VQ35HR)]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
YES
>> Go to
NO
>> GO TO 2.
2.
CHECK A/T SHIFT LOCK OPERATION (PART 2)
Attempt to shift the selector lever to any other position with the brake pedal depressed.
Can the selector lever be shifted to any other position?
YES
>> INSPECTION END
NO
>> Go to
Diagnosis Procedure
INFOID:0000000005250126
1.
CHECK POWER SOURCE (PART 1)
1.
Turn ignition switch OFF.
2.
Disconnect A/T shift selector connector.
3.
Turn ignition switch ON.
4.
Check voltage between A/T shift selector vehicle side harness connector terminal and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 5.
2.
CHECK GROUND CIRCUIT
Check continuity between A/T shift selector vehicle side harness connector terminal and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace damaged parts.
3.
CHECK HARNESS BETWEEN A/T SHIFT SELECTOR AND SHIFT LOCK UNIT
1.
Disconnect shift lock unit connector.
2.
Check continuity between A/T shift selector connector terminals and shift lock unit A/T shift selector side
connector terminals.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace damaged parts.
4.
CHECK SHIFT LOCK UNIT
1.
Remove shift lock unit. Refer to
2.
Check shift lock unit. Refer to
TM-127, "Component Inspection (Shift Lock Solenoid)"
.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-36, "Intermittent Incident"
.
NO
>> Replace shift lock unit. Refer to
.
A/T shift selector vehicle side harness connector
Ground
Condition
Voltage (Approx.)
Connector
Terminal
M137
8
Depressed brake pedal.
Battery voltage
Released brake pedal.
0 V
A/T shift selector vehicle side harness connector
Ground
Continuity
Connector
Terminal
M137
4
Existed
A/T shift selector connector
Shift lock unit A/T shift selector side connector
Continuity
Connector
Terminal
Connector
Terminal
M137
8
M222
3
Existed
4
4
TM-126
< DTC/CIRCUIT DIAGNOSIS >
[7AT: RE7R01A (VQ35HR)]
SHIFT LOCK SYSTEM
5.
CHECK POWER SOURCE (PART 2)
1.
Turn ignition switch OFF.
2.
Disconnect stop lamp switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between stop lamp switch vehicle side harness connector terminal and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 9.
6.
CHECK STOP LAMP SWITCH (PART 1)
Check stop lamp switch. Refer to
TM-127, "Component Inspection (Stop Lamp Switch)"
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> GO TO 12.
7.
CHECK HARNESS BETWEEN STOP LAMP SWITCH AND SHIFT SELECTOR (PART 1)
Check continuity between stop lamp switch vehicle side harness connector terminal and A/T shift selector
vehicle side harness connector terminal.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Repair or replace damaged parts.
8.
CHECK HARNESS BETWEEN STOP LAMP SWITCH AND SHIFT SELECTOR (PART 2)
Check continuity between stop lamp switch vehicle side harness connector terminal and ground.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-36, "Intermittent Incident"
.
NO
>> Repair or replace damaged parts.
9.
CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND STOP LAMP SWITCH (PART 1)
1.
Turn ignition switch OFF.
2.
Disconnect fuse block (J/B) connector.
3.
Check continuity between fuse block (J/B) vehicle side harness connector terminal and stop lamp switch
vehicle side harness connector terminal.
Is the inspection result normal?
YES
>> GO TO 10.
NO
>> Repair or replace damaged parts.
10.
CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND STOP LAMP SWITCH (PART 2)
Stop lamp switch vehicle side harness connector
Ground
Voltage (Approx.)
Connector
Terminal
E110
3
Battery voltage
Stop lamp switch vehicle side harness connector
A/T shift selector vehicle side harness connector
Continuity
Connector
Terminal
Connector
Terminal
E110
4
M137
8
Existed
Stop lamp switch vehicle side harness connector
Ground
Continuity
Connector
Terminal
E110
4
Not existed
Fuse block (J/B) vehicle side harness connector
Stop lamp switch vehicle side harness connector
Continuity
Connector
Terminal
Connector
Terminal
E103
4F
E110
3
Existed
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