Infiniti I35 (A33). Manual — part 66
4
CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
SAT171B
OK or NG
OK
©
GO TO 6.
NG
©
GO TO 5.
5
DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer to AT-282.
2. Check the following items:
I
Shift solenoid valve A
I
Overrun clutch solenoid valve
3. Disassemble A/T. Refer to AT-293.
4. Check the following items:
I
Servo piston assembly
I
Brake band
OK or NG
OK
©
GO TO 6.
NG
©
Repair or replace damaged parts.
6
CHECK SYMPTOM
Check again.
SAT514K
OK or NG
OK
©
INSPECTION END
NG
©
GO TO 7.
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
A/T Does Not Shift: 2
2
→
1
1
, When Selector Lever 2nd
→
1st Position (Cont’d)
AT-261
7
CHECK TCM INSPECTION
1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK
©
INSPECTION END
NG
©
Repair or replace damaged parts.
TROUBLE DIAGNOSES FOR SYMPTOMS
A/T Does Not Shift: 2
2
→
1
1
, When Selector Lever 2nd
→
1st Position (Cont’d)
AT-262
Vehicle Does Not Decelerate By Engine Brake
=NHAT0107
SYMPTOM:
Vehicle does not decelerate by engine brake when shifting
from 2
2
(1
2
) to 1
1
.
1
CHECK PARK/NEUTRAL POSITION (PNP) SWITCH CIRCUIT
With CONSULT-II
Does “TCM INPUT SIGNALS” in “DATA MONITOR” show damage to park/neutral position (PNP) switch circuit?
Without CONSULT-II
Does self-diagnosis show damage to park/neutral position (PNP) switch circuit?
SAT555K
Yes or No
Yes
©
Check park/neutral position (PNP) switch circuit. Refer to “DTC P0705”, AT-108.
No
©
GO TO 2.
2
ADJUST CONTROL CABLE
Check control cable. Refer to AT-284.
SAT023JA
OK or NG
OK
©
GO TO 3.
NG
©
Adjust control cable. Refer to AT-284.
3
CHECK VEHICLE SPEED SENSOR·A/T AND VEHICLE SPEED SENSOR·MTR CIRCUIT
Check vehicle speed sensor·A/T (revolution sensor) and vehicle speed sensor·MTR circuit. Refer to “DTC P0720 and
VHCL SPEED SEN·MTR”, AT-120 and AT-206.
OK or NG
OK
©
GO TO 4.
NG
©
Repair or replace vehicle speed sensor·A/T (revolution sensor) and vehicle speed
sensor·MTR circuits.
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
Vehicle Does Not Decelerate By Engine Brake
AT-263
4
CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
SAT171B
OK or NG
OK
©
GO TO 6.
NG
©
GO TO 5.
5
DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer to AT-282.
2. Check the following items:
I
Shift valve A
I
Overrun clutch solenoid valve
3. Disassemble A/T. Refer to AT-293.
4. Check the following items:
I
Overrun clutch assembly
I
Low & reverse brake assembly
OK or NG
OK
©
GO TO 6.
NG
©
Repair or replace damaged parts.
6
CHECK SYMPTOM
Check again.
SAT514K
OK or NG
OK
©
INSPECTION END
NG
©
GO TO 7.
TROUBLE DIAGNOSES FOR SYMPTOMS
Vehicle Does Not Decelerate By Engine Brake (Cont’d)
AT-264
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