2001 NISSAN ALMERA Service Manual

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NISSAN ALMERA 2001  Service Manual Control System=NJAT0014OUTLINENJAT0014S01The automatic transaxle senses vehicle operating conditions through various switches and sensors. It always
controls the optimum shift position and reduces shi

Page 34 of 2898

NISSAN ALMERA 2001  Service Manual TCM FUNCTION=NJAT0014S03The function of the TCM is to:
+Receive input signals sent from various switches and sensors.
+Determine required line pressure, shifting point, lock-up operation, and engine b

Page 35 of 2898

NISSAN ALMERA 2001  Service Manual SAT003J
Normal ControlNJAT0015S0101The line pressure to throttle opening characteristics is set for suit-
able clutch operation.
SAT004J
Back-up Control (Engine brake)NJAT0015S0102If the selector leve

Page 36 of 2898

NISSAN ALMERA 2001  Service Manual SAT007J
+Line pressure is increased to a maximum irrespective of the
throttle opening when fluid temperature drops to þ10ÉC (14ÉF).
This pressure rise is adopted to prevent a delay in clutch and
br

Page 37 of 2898

NISSAN ALMERA 2001  Service Manual Pilot pressure generated by the operation of shift solenoid valves
A and B is applied to the end face of shift valves A and B.
The drawing above shows the operation of shift valve B. When the
shift so

Page 38 of 2898

NISSAN ALMERA 2001  Service Manual Torque Converter Clutch Control Valve OperationNJAT0015S0303
AAT155A
Lock-up released
The OFF-duration of the torque converter clutch solenoid valve is
long, and pilot pressure is high. The pilot pres

Page 39 of 2898

NISSAN ALMERA 2001  Service Manual SAT015J
Overrun Clutch Solenoid Valve ControlNJAT0015S0402The overrun clutch solenoid valve is operated by an ON-OFF sig-
nal transmitted by the TCM to provide overrun clutch control
(engine brake con

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NISSAN ALMERA 2001  Service Manual Valve name Function
Shift valve B Simultaneously switches three oil circuits using output pressure of shift solenoid valve B in
relation to driving conditions (vehicle speed, throttle opening, etc.).