NISSAN ALMERA N16 2003 Electronic Repair Manual
ALMERA N16 2003
NISSAN
NISSAN
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NISSAN ALMERA N16 2003 Electronic Repair Manual
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Page 1621 of 3189
DTC P0745 LINE PRESSURE SOLENOID VALVE
AT-165
[EURO-OBD]
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DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE
NOTE:
If “DIAGNOSTIC TROUBLE CODE CONFIRMATION PROCEDURE” has been previously conducted,
always turn ignition switch “OFF” and wait at least 5 seconds before conducting the next test.
After the repair, perform the following procedure to confirm the malfunction is eliminated.
With CONSULT-II
1. Turn ignition switch “ON” and select “DATA MONITOR” mode for
“ENGINE” with CONSULT-II.
2. Depress accelerator pedal completely and wait at least 1 sec-
ond.
3. If DTC is detected, go to AT- 1 6 7 , "
Diagnostic Procedure" .
With GST
Follow the procedure “With CONSULT-II”.
SAT014K
SAT020K
Page 1622 of 3189
AT-166
[EURO-OBD]
DTC P0745 LINE PRESSURE SOLENOID VALVE
Wiring Diagram — AT — LPSV
ECS007P3
YAT 3 6 0
Page 1623 of 3189
![NISSAN ALMERA N16 2003 Electronic Repair Manual DTC P0745 LINE PRESSURE SOLENOID VALVE
AT-167
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Diagnostic ProcedureECS007P4
1.CHECK VALVE RESISTANCE
1. Turn ignition switch to “OFF” position.
2. Disconnect te NISSAN ALMERA N16 2003 Electronic Repair Manual DTC P0745 LINE PRESSURE SOLENOID VALVE
AT-167
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Diagnostic ProcedureECS007P4
1.CHECK VALVE RESISTANCE
1. Turn ignition switch to “OFF” position.
2. Disconnect te](/img/5/57350/w960_57350-1622.png)
DTC P0745 LINE PRESSURE SOLENOID VALVE
AT-167
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Diagnostic ProcedureECS007P4
1.CHECK VALVE RESISTANCE
1. Turn ignition switch to “OFF” position.
2. Disconnect terminal cord assembly connector in engine compartment.
3. Check resistance between terminal 4 and ground.
OK or NG
OK >> GO TO 2
NG >>1.Remove control valve assembly. Refer to AT- 4 0 6 ,
"Control Valve Assembly and Accumulators" .
2. Check the following items:
–Line pressure solenoid valve
Refer to AT- 1 6 9 , "
Component Inspection" .
–Harness of terminal cord assembly for short or open
2.CHECK POWER SOURCE CIRCUIT
1. Turn ignition switch to “OFF” position.
2. Disconnect TCM harness connector.
3. Check resistance between terminal 4 and TCM harness connector terminal 2.
OK or NG
OK >> GO TO 3
NG >> Check the following items:
●Dropping resistor
Refer to AT- 1 6 9 , "
Component Inspection" .
●Harness for short or open between TCM terminal 2
and terminal cord assembly Resistance: 2.5 - 5Ω
SAT895JA
Resistance: 10 - 15Ω
SAT896JB
Page 1624 of 3189
AT-168
[EURO-OBD]
DTC P0745 LINE PRESSURE SOLENOID VALVE
3. CHECK POWER SOURCE CIRCUIT
1. Turn ignition switch to “OFF” position.
2. Check resistance between terminal 4 and TCM harness connector terminal 1.
If NG, check harness for short to ground and short to power.
3. Reinstall any part removed.
OK or NG
OK >> GO TO 4
NG >> Repair open circuit or short to ground or short to power
in harness or connectors.
4. CHECK DTC
Perform AT-165, "
DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE" .
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector. Resistance: Approx. 0Ω
SAT897JB
Page 1625 of 3189
DTC P0745 LINE PRESSURE SOLENOID VALVE
AT-169
[EURO-OBD]
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Component InspectionECS007P5
LINE PRESSURE SOLENOID VALVE
●For removal, refer to AT-406, "Control Valve Assembly and Accumulators" .
Resistance Check
●Check resistance between two terminals.
Operation Check
●Check solenoid valve by listening for its operating sound while
applying battery voltage to the terminal and ground.
Solenoid valve Terminal No.Resistance
(Approx.)
Line pressure
solenoid valve4 Ground 2.5 - 5Ω
SAT898JA
SAT899JA
Page 1626 of 3189
AT-170
[EURO-OBD]
DTC P0745 LINE PRESSURE SOLENOID VALVE
DROPPING RESISTOR
●Check resistance between two terminals.
Resistance: 10 - 15Ω
SAT003K
Page 1627 of 3189
![NISSAN ALMERA N16 2003 Electronic Repair Manual DTC P0750 SHIFT SOLENOID VALVE A
AT-171
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DTC P0750 SHIFT SOLENOID VALVE APFP:31940
DescriptionECS007P6
Shift solenoid valves A and B are turned “ON” or “OFF NISSAN ALMERA N16 2003 Electronic Repair Manual DTC P0750 SHIFT SOLENOID VALVE A
AT-171
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DTC P0750 SHIFT SOLENOID VALVE APFP:31940
DescriptionECS007P6
Shift solenoid valves A and B are turned “ON” or “OFF](/img/5/57350/w960_57350-1626.png)
DTC P0750 SHIFT SOLENOID VALVE A
AT-171
[EURO-OBD]
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DTC P0750 SHIFT SOLENOID VALVE APFP:31940
DescriptionECS007P6
Shift solenoid valves A and B are turned “ON” or “OFF” by the TCM
in response to signals sent from the PNP switch, vehicle speed and
throttle position sensors. Gears will then be shifted to the optimum
position.
TCM TERMINALS AND REFERENCE VALUE
Remarks: Specification data are reference values.
ON BOARD DIAGNOSIS LOGIC
SCIA0718E
Gear position 1 2 3 4
Shift solenoid valve A ON (Closed) OFF (Open) OFF (Open) ON (Closed)
Shift solenoid valve B ON (Closed) ON (Closed) OFF (Open) OFF (Open)
Te r m i -
nal No.Wire color Item ConditionJudgement stan-
dard
(Approx.)
11 L / WShift solenoid
valve AWhen shift solenoid valve A oper-
ates.
(When driving in “D
1 ” or “D4 ”.)Battery voltage
When shift solenoid valve A does not
operate.
(When driving in “D
2 ” or “D3 ”.)0V
Diagnostic trouble code Malfunction is detected when... Check items (Possible cause)
: SFT SOL A/CIRC
TCM detects an improper voltage drop
when it tries to operate the solenoid valve.
●Harness or connectors
(The solenoid circuit is open or shorted.)
●Shift solenoid valve A
: P0750
Page 1628 of 3189
AT-172
[EURO-OBD]
DTC P0750 SHIFT SOLENOID VALVE A
DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
If “DIAGNOSTIC TROUBLE CODE CONFIRMATION PROCEDURE” has been previously conducted,
always turn ignition switch “OFF” and wait at least 5 seconds before conducting the next test.
After the repair, perform the following procedure to confirm the malfunction is eliminated.
With CONSULT-II
1. Turn ignition switch “ON” and select “DATA MONITOR” mode for
“ENGINE” with CONSULT-II.
2. Start engine.
3. Drive vehicle in D position and allow the transmission to shift “1”
→ “2” (“GEAR”).
4. If DTC is detected, go to AT- 1 7 4 , "
Diagnostic Procedure" .
With GST
Follow the procedure “With CONSULT-II”.
SAT014K
SAT020K
Page 1629 of 3189
DTC P0750 SHIFT SOLENOID VALVE A
AT-173
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Wiring Diagram — AT — SSV/AECS007P7
YAT 2 4 1
Page 1630 of 3189
![NISSAN ALMERA N16 2003 Electronic Repair Manual AT-174
[EURO-OBD]
DTC P0750 SHIFT SOLENOID VALVE A
Diagnostic Procedure
ECS007P8
1. CHECK VALVE RESISTANCE
1. Turn ignition switch to “OFF” position.
2. Disconnect terminal cord assembly connector NISSAN ALMERA N16 2003 Electronic Repair Manual AT-174
[EURO-OBD]
DTC P0750 SHIFT SOLENOID VALVE A
Diagnostic Procedure
ECS007P8
1. CHECK VALVE RESISTANCE
1. Turn ignition switch to “OFF” position.
2. Disconnect terminal cord assembly connector](/img/5/57350/w960_57350-1629.png)
AT-174
[EURO-OBD]
DTC P0750 SHIFT SOLENOID VALVE A
Diagnostic Procedure
ECS007P8
1. CHECK VALVE RESISTANCE
1. Turn ignition switch to “OFF” position.
2. Disconnect terminal cord assembly connector in engine compartment.
3. Check resistance between terminal 2 and ground.
OK or NG
OK >> GO TO 2
NG >> 1. Remove control valve assembly. Refer to AT- 4 0 6 ,
"Control Valve Assembly and Accumulators" .
2. Check the following items:
–Shift solenoid valve A
Refer to AT-175, "
Component Inspection" .
–Harness of terminal cord assembly for short or open
2. CHECK POWER SOURCE CIRCUIT
1. Turn ignition switch to “OFF” position.
2. Disconnect TCM harness connector.
3. Check continuity between terminal 2 and TCM harness connector terminal 11.
If OK, check harness for short to ground and short to power.
4. Reinstall any part removed.
OK or NG
OK >> GO TO 3
NG >> Repair open circuit or short to ground or short to power
in harness or connectors.
3. CHECK DTC
Perform AT-172, "
DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE" .
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector. Resistance: 20 - 30Ω
SAT900JB
Continuity should exist.
SAT901JC
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