Infiniti I30 (A33). Manual — part 27
Diagnostic Procedure
NHAT0036
1
INSPECTION START
Do you have CONSULT-II?
Yes or No
Yes
©
GO TO 2.
No
©
GO TO 6.
2
CHECK PARK/NEUTRAL POSITION (PNP) SWITCH CIRCUIT (With CONSULT-II)
With CONSULT-II
1. Turn ignition switch to ON position.
(Do not start engine.)
2. Select “TCM INPUT SIGNALS” in “DATA MONITOR” mode for “A/T” with CONSULT-II.
3. Read out P, R, N, D, 2 and 1 position switches moving selector lever to each position.
Check the signal of the selector lever position is indicated properly.
SAT701J
OK or NG
OK
©
GO TO 7.
NG
©
GO TO 3.
3
DETECT MALFUNCTIONING ITEM
Check the following item:
I
Park/neutral position (PNP) switch
Check continuity between terminals 1 and 2 and between terminals 3 and 4, 5, 6, 7, 8, 9 while moving manual shaft
through each position.
SAT615J
OK or NG
OK
©
GO TO 5.
NG
©
GO TO 4.
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
DTC P0705 PARK/NEUTRAL POSITION SWITCH
Diagnostic Procedure
AT-105
4
CHECK MANUAL CONTROL CABLE ADJUSTMENT
Check PNP switch again with manual control cable disconnected from manual shaft of A/T assembly. Refer to test group
1.
OK or NG
OK
©
Adjust manual control cable. Refer to AT-282.
NG
©
Repair or replace PNP switch.
5
DETECT MALFUNCTIONING ITEM
Check the following items:
I
Harness for short or open between ignition switch and park/neutral position (PNP) switch (Main harness)
I
Harness for short or open between park/neutral position (PNP) switch and TCM (Main harness)
I
Fuse
I
Joint connector-3 M29
I
Ignition switch
Refer to EC-16, “POWER SUPPLY ROUTING”.
OK or NG
OK
©
GO TO 7.
NG
©
Repair or replace damaged parts.
6
CHECK PARK/NEUTRAL POSITION (PNP) SWITCH CIRCUIT (Without CONSULT-II)
Without CONSULT-II
1. Turn ignition switch to ON position. (Do not start engine.)
2. Check voltage between TCM terminals 26, 27, 34, 35, 36 and ground while moving selector lever through each posi-
tion.
SAT840J
OK or NG
OK
©
GO TO 7.
NG
©
GO TO 5.
7
CHECK DTC
Perform Diagnostic Trouble Code (DTC) confirmation procedure, AT-103.
OK or NG
OK
©
INSPECTION END
NG
©
GO TO 8.
DTC P0705 PARK/NEUTRAL POSITION SWITCH
Diagnostic Procedure (Cont’d)
AT-106
8
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.
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
DTC P0705 PARK/NEUTRAL POSITION SWITCH
Diagnostic Procedure (Cont’d)
AT-107
SAT283HB
SAT021J
Description
NHAT0037
The A/T fluid temperature sensor detects the A/T fluid temperature
and sends a signal to the TCM.
CONSULT-II REFERENCE VALUE IN DATA MONITOR
MODE
NHAT0037S01
Remarks: Specification data are reference values.
Monitor item
Condition
Specification (Approximately)
A/T fluid temperature
sensor
Cold [20°C (68°F)]
"
Hot [80°C (176°F)]
1.5V
"
0.5V
2.5 k
Ω
"
0.3 k
Ω
TCM TERMINALS AND REFERENCE VALUE
NHAT0037S02
Remarks: Specification data are reference values.
Terminal
No.
Wire color
Item
Condition
Judgement
standard
(Approx.)
42
B
Throttle position
sensor
(Ground)
—
—
—
47
G
A/T fluid
temperature
sensor
When ATF temperature is 20°C (68°F).
1.5V
When ATF temperature is 80°C (176°F).
0.5V
On Board Diagnosis Logic
NHAT0204
Diagnostic trouble code ATF TEMP SEN/CIRC with CONSULT-II or
P0710 without CONSULT-II is detected when TCM receives an
excessively low or high voltage from the sensor.
DTC P0710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
Description
AT-108
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