Jatco RE4F04B, Руководство пользователя

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AT-442
[RE5F22A]
TROUBLE DIAGNOSIS
Revision: November 2006 2006 Altima
CAUTION:
Run the engine at idle for at least one minute.
10. Repeat step 5 through 9 with selector lever in “manual mode” and “R” positions.
Judgement stall test
O: Stall speed within standard value position
H: Stall speed higher than standard value
L: Stall speed lower than standard value
TIME LAG TEST
Time lag test procedure
1. Inspect the amount of engine oil. Replenish the engine oil if necessary.
2. Drive for about 10 minutes to warm up the vehicle so that the A/
T fluid temperature is 50 to 80
°
C (122 to 176
°
F). Check the
amount of A/T fluid. Replenish if necessary.
3. Switch of A/C and light etc. are off.
4. Securely engage the parking brake so that the tires do not turn.
5. Engine start, apply foot brake.
6. Measure time lag by using stopwatch from moment when shift
lever is shifted in “N” to “D” position and “N” to “R” position until
moment slightly shock can be felt.
CAUTION:
●
Make sure to take 3 measurement and take the average
value.
●
Make sure to keep interval for more than one minute
between time lag tests.
(That purpose is to remove clutch/brake pressure was
left unfinished.)
Stall speed: 2,430 - 2,730 rpm
Selector lever position
Possible cause
D, M R
Stall rotation
H O
●
Line pressure is low (pressure control solenoid valve A malfunction, primary regulator
valve malfunction)
●
Forward clutch (slipping)
●
One-way clutch No. 2
O H
●
Line pressure is low (pressure control solenoid valve A malfunction, primary regulator
valve malfunction)
●
Direct clutch (slipping)
●
1st and reverse brake (slipping)
L L
●
Engine or torque converter one-way clutch
H H
●
Line pressure is low (pressure control solenoid valve A malfunction, primary regulator
valve malfunction)
●
B5 brake (slipping)
●
Oil pump
●
Oil strainer (clogging)
●
Oil leak for each range circuit
SAT647B
SAT513G