Nissan Frontier D40. Instruction — part 1078
TM-210
< COMPONENT DIAGNOSIS >
[5AT: RE5R05A]
MAIN POWER SUPPLY AND GROUND CIRCUIT
MAIN POWER SUPPLY AND GROUND CIRCUIT
Diagnosis Procedure
INFOID:0000000005274148
1.
CHECK TCM POWER SOURCE STEP 1
1.
Turn ignition switch OFF.
2.
Disconnect A/T assembly harness connector.
3.
Check voltage between A/T assembly harness connector termi-
nals and ground.
OK or NG
OK
>> GO TO 2.
NG
>> GO TO 3.
2.
CHECK TCM POWER SOURCE STEP 2
1.
Disconnect A/T assembly harness connector.
2.
Turn ignition switch ON. (Do not start engine.)
3.
Check voltage between A/T assembly harness connector termi-
nals and ground.
OK or NG
OK
>> GO TO 4.
NG
>> GO TO 3.
3.
DETECT MALFUNCTIONING ITEM
Check the following.
• Harness for short or open between battery and A/T assembly harness connector terminals 1, 2
• Harness for short or open between ignition switch and A/T assembly harness connector terminal 6
• 10A fuse (No. 22, located in the fuse and fusible link block) and 10A fuse (No. 49, located in the IPDM E/R)
• Ignition switch. Refer to
PG-17, "Wiring Diagram—Ignition Power Supply"
.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace damaged parts.
4.
CHECK TCM GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect A/T assembly harness connector.
Item
Connector
Terminal
Voltage
TCM
F9
1 - Ground
Battery voltage
2 - Ground
6 - Ground
0V
SCIA2104E
Item
Connector
Terminal
Voltage
TCM
F9
1 - Ground
Battery voltage
2 - Ground
6 - Ground
SCIA2105E
MAIN POWER SUPPLY AND GROUND CIRCUIT
TM-211
< COMPONENT DIAGNOSIS >
[5AT: RE5R05A]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
3.
Check continuity between A/T assembly harness connector ter-
minals and ground.
If OK, check harness for short to ground and short to power.
OK or NG
OK
>> GO TO 5.
NG
>> Repair open circuit or short to ground or short to power
in harness or connectors.
5.
DETECT MALFUNCTIONING ITEM
Check the following.
• The A/T assembly harness connector terminals for damage or loose connection with harness connector.
OK or NG
OK
>> GO TO 6.
NG
>> Repair or replace damaged parts.
6.
PERFORM SELF-DIAGNOSIS
Perform self-diagnosis. Refer to
TM-151, "CONSULT-III Function (TRANSMISSION)"
OK or NG
OK
>> INSPECTION END
NG-1
>> Self-diagnosis does not activate: GO TO 7.
NG-2
>> DTC is displayed: Check the malfunctioning system. Refer to
7.
CHECK TERMINAL CORD ASSEMBLY
1.
Remove control valve with TCM. Refer to
TM-280, "Removal and Installation"
.
2.
Disconnect A/T assembly harness connector and TCM connector.
3.
Check continuity between A/T assembly harness connector ter-
minals and TCM connector terminals.
4.
Check continuity between A/T assembly harness connector ter-
minals and TCM connector terminals.
5.
If OK, check harness for short to ground and short to power.
OK or NG
OK
>> Replace the control valve with TCM. Refer to
TM-280, "Removal and Installation"
NG
>> Replace open circuit or short to ground and short to power in harness or connectors.
Item
Connector
Terminal
Continuity
TCM
F9
5, 10 - Ground
Yes
SCIA2106E
Item
Connector
Terminal
Continuity
A/T assembly harness connector
F9
1
Yes
TCM connector
F502
9
A/T assembly harness connector
F9
2
Yes
TCM connector
F502
10
A/T assembly harness connector
F9
6
Yes
TCM connector
F502
4
SCIA5464E
Item
Connector
Terminal
Continuity
A/T assembly harness connector
F9
5
Yes
TCM connector
F504
21
A/T assembly harness connector
F9
10
Yes
TCM connector
F504
22
SCIA5465E
TM-212
< COMPONENT DIAGNOSIS >
[5AT: RE5R05A]
CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION CIR-
CUIT
CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION
CIRCUIT
CONSULT-III Reference Value in Data Monitor Mode
INFOID:0000000005274149
Diagnosis Procedure
INFOID:0000000005274150
1.
CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis. Refer to
TM-151, "CONSULT-III Function (TRANSMISSION)"
Is a malfunction in the CAN communication indicated in the results?
YES
>> Check CAN communication line. Refer to
.
NO
>> GO TO 2.
2.
CHECK THROTTLE POSITION SIGNAL CIRCUIT
With CONSULT-III
1.
Turn ignition switch “ON”. (Do not start engine.)
2.
Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for “TRANSMISSION” with CONSULT-III.
3.
Depress accelerator pedal and read out the value of “CLSD THL POS” and “W/O THL POS”.
OK or NG
OK
>> INSPECTION END
NG
>>
Check the following. If NG, repair or replace damaged parts.
• Perform the self-diagnosis for “ENGINE” with CONSULT-III.
• Open circuit or short to ground or short to power in harness or connectors.
• Pin terminals for damage or loose connection with harness connector.
Item name
Condition
Display value
CLSD THL POS
Released accelerator pedal.
ON
Fully depressed accelerator pedal.
OFF
W/O THL POS
Fully depressed accelerator pedal.
ON
Released accelerator pedal.
OFF
BRAKE SIGNAL CIRCUIT
TM-213
< COMPONENT DIAGNOSIS >
[5AT: RE5R05A]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
BRAKE SIGNAL CIRCUIT
CONSULT-III Reference Value in Data Monitor Mode
INFOID:0000000005274151
Diagnosis Procedure
INFOID:0000000005274152
1.
CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis. Refer to
TM-151, "CONSULT-III Function (TRANSMISSION)"
Is a malfunction in the CAN communication indicated in the results?
YES
>> Check CAN communication line. Refer to
NO
>> GO TO 2.
2.
CHECK STOP LAMP SWITCH CIRCUIT
With CONSULT-III
1.
Turn ignition switch “ON”. (Do not start engine.)
2.
Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for “TRANSMISSION” with CONSULT-III.
3.
Read out ON/OFF switching action of the “BRAKE SW”.
OK or NG
OK
>> INSPECTION END
NG
>> GO TO 3.
3.
CHECK STOP LAMP SWITCH
Check continuity between stop lamp switch harness connector termi-
nals 1 and 2.
Check stop lamp switch after adjusting brake pedal — refer to
BR-19, "Inspection and Adjustment"
OK or NG
OK
>>
Check the following. If NG, repair or replace damaged parts.
• Harness for short or open between battery and stop lamp switch.
• Harness for short or open between stop lamp switch and combination meter.
NG
>> Repair or replace the stop lamp switch.
Item name
Condition
Display value
BRAKE SW
Depressed brake pedal.
ON
Released brake pedal.
OFF
Item
Condition
Terminal
Continuity
Stop lamp
switch harness
connector
When brake pedal is de-
pressed
1 - 2
Yes
When brake pedal is released
No
SCIA2144E
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