DTC P0734 A/T 4TH GEAR FUNCTION
AT-151
[RE4F04B]
D
E
F
G
H
I
J
K
L
M
A
B
AT
Revision: November 2006
2006 Altima
7.
CHECK VALVE RESISTANCE
1.
Remove control valve assembly. Refer to
AT-267, "Control Valve Assembly and Accumulators"
–
Line pressure solenoid valves
2.
Check resistance to the terminal and ground.
OK or NG
OK
>> GO TO 9.
NG
>> Replace solenoid valve assembly.
8.
CHECK VALVE OPERATION
1.
Remove control valve assembly. Refer to
AT-267, "Control Valve Assembly and Accumulators"
–
Line pressure solenoid valves
2.
Check solenoid valve by listening for its operating sound while
applying battery voltage to the terminal and ground.
OK or NG
OK
>> GO TO 9.
NG
>> Replace solenoid valve assembly.
9.
CHECK CONTROL VALVE
1.
Disassemble control valve assembly. Refer to
2.
Check line pressure circuit valves for sticking.
–
Pressure regulator valve
–
Pilot valve
–
Pressure modifier valve
OK or NG
OK
>> GO TO 10.
NG
>> Repair control valve.
10.
CHECK SHIFT UP (D
3
TO D
4
)
Does A/T shift from D
3
to D
4
at the specified speed?
OK or NG
OK
>> GO TO 11.
NG
>> Check control valve again. Repair or replace control valve assembly.
Solenoid valve
Terminal No.
Resistance
(Approx.)
Line pressure solenoid valve
4
Ground
2.5 - 5
Ω
WCIA0098E
WCIA0099E
SAT367H