Infiniti EX35. Manual — part 1425
TM-88
< COMPONENT DIAGNOSIS >
[5AT: RE5R05A]
P1815 MANUAL MODE SWITCH
NO
>> Repair or replace damaged parts. Refer to
(AWD).
MAIN POWER SUPPLY AND GROUND CIRCUIT
TM-89
< COMPONENT DIAGNOSIS >
[5AT: RE5R05A]
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MAIN POWER SUPPLY AND GROUND CIRCUIT
Description
INFOID:0000000003130558
Supply power to TCM.
Diagnosis Procedure
INFOID:0000000003130559
1.
CHECK TCM POWER SOURCE CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect A/T assembly harness connector.
3.
Check voltage between A/T assembly vehicle side harness connector terminals and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>>
Check the following. If NG, repair or replace damaged parts.
• Harness for short or open between battery and A/T assembly vehicle side harness connector
terminals 1, 2.
• Harness for short or open between ignition switch and A/T assembly vehicle side harness con-
nector terminal 6.
• 10A fuse (No. 36, located in the fuse, fusible link and relay box)
• 10A fuse (No. 43, located in the IPDM E/R)
• Push-button ignition switch. Refer to
PG-51, "Wiring Diagram - IGNITION POWER SUPPLY -"
.
2.
CHECK TCM GROUND CIRCUIT
Check continuity between A/T assembly vehicle side harness connector terminals and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace damaged parts.
3.
DETECT MALFUNCTIONING ITEM (STEP 1)
Check the following.
• Check terminals of A/T assembly harness connector for damage.
• Check connector for loose connection.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace damaged parts.
4.
CHECK TERMINAL CORD ASSEMBLY
1.
Remove control valve with TCM. Refer to
2.
Disconnect TCM connector.
3.
Check continuity between A/T assembly harness connector terminals and TCM connector terminals.
A/T assembly vehicle side harness connector
Ground
Condition
Voltage (Approx.)
Connector
Terminal
F51
1
Turn ignition switch ON/OFF
Battery voltage
2
6
Turn ignition switch ON
Turn ignition switch OFF
0 V
A/T assembly vehicle side harness connector
Ground
Continuity
Connector
Terminal
F51
5
Existed
10
TM-90
< COMPONENT DIAGNOSIS >
[5AT: RE5R05A]
MAIN POWER SUPPLY AND GROUND CIRCUIT
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace damaged parts.
5.
DETECT MALFUNCTIONING ITEM (STEP 2)
Check the following.
• Check terminals of TCM connector and harness cladding for damage.
• Check connector for loose connection.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair or replace damaged parts.
A/T assembly harness connector
TCM connector
Continuity
Connector
Terminal
Connector
Terminal
F51
1
F151
9
Existed
2
10
6
4
5
F153
21
10
22
SHIFT POSITION INDICATOR CIRCUIT
TM-91
< COMPONENT DIAGNOSIS >
[5AT: RE5R05A]
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SHIFT POSITION INDICATOR CIRCUIT
Description
INFOID:0000000003130560
TCM transmit the switch signals to unified meter and A/C amp. by CAN communication line. Then manual
mode switch position is indicated on the shift position indicator.
Component Function Check
INFOID:0000000003130561
1.
CHECK A/T INDICATOR
1.
Start the engine.
2.
Drive vehicle in the manual mode, and confirm that the actual gear position and the meter's indication of
the position mutually coincide when the selector lever is shifted to the “UP (+ side)” or “DOWN (
−
side)”
side (1st
⇔
5th gear).
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Go to
Diagnosis Procedure
INFOID:0000000003130562
1.
CHECK INPUT SIGNALS
With CONSULT-III
1.
Start the engine.
2.
Select “GEAR” on “Data Monitor” mode for “TRANSMISSION” and read out the value.
3.
Drive vehicle in the manual mode, and confirm that the actual gear position and the meter's indication of
the position mutually coincide when the selector lever is shifted to the “UP (+ side)” or “DOWN (
−
side)”
side (1st
⇔
5th gear).
Is the inspection result normal?
YES
>> INSPECTION END
NO-1
>>
The actual gear position does not change, or shifting into the manual mode is not possible (no
gear shifting in the manual mode possible). Or the shift position indicator is not indicated.
• Check manual mode switch. Refer to
TM-87, "Component Inspection (Manual Mode Switch)"
• Check A/T main system (Fail-safe function actuated).
- Select “Self Diagnostic Results” mode for “TRANSMISSION”. Refer to
.
NO-2
>>
The actual gear position changes, but the shift position indicator is not indicated.
• Select “Self Diagnostic Results” mode for “TRANSMISSION”. Refer to
.
NO-3
>>
The actual gear position and the indication on the shift position indicator do not coincide.
• Select “Self Diagnostic Results” mode for “TRANSMISSION”. Refer to
.
NO-4
>>
Only a specific position or positions is/are not indicated on the shift position indicator.
• Replace the unified meter and A/C amp. Refer to
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