Infiniti G20 (P11). Manual — part 51
![](/vehicles/zatt/wheiso/zix/kinnorigrith.png)
SAT851J
Component Inspection
=NCAT0072
THROTTLE POSITION SWITCH
NCAT0072S01
Closed Throttle Position Switch (Idle position)
NCAT0072S0101
I
Check continuity between terminals 4 and 5.
[Refer to “Preparation”, “TCM SELF-DIAGNOSTIC PROCE-
DURE (No Tools)”, AT-49.]
Accelerator pedal condition
Continuity
Released
Yes
Depressed
No
I
To adjust closed throttle position switch, refer to EC-445, “DTC
P0510 CLOSED THROTTLE POSITION SWITCH”.
SAT852J
Wide Open Throttle Position Switch
NCAT0072S0102
I
Check continuity between terminals 5 and 6.
Accelerator pedal condition
Continuity
Released
No
Depressed
Yes
GI
MA
EM
LC
EC
FE
CL
MT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
DTC P1705 THROTTLE POSITION SENSOR
Component Inspection
AT-201
![](/vehicles/zatt/wheiso/zix/ead.png)
SAT283HB
Description
NCAT0073
The overrun clutch solenoid valve is activated by the TCM in
response to signals sent from the inhibitor switch, overdrive con-
trol switch, vehicle speed and throttle position sensors. The over-
run clutch operation will then be controlled.
TCM TERMINALS AND REFERENCE VALUE
NCAT0073S01
Remarks: Specification data are reference values.
Terminal
No.
Wire color
Item
Condition
Judgement stan-
dard
(Approx.)
20
L/B
Overrun clutch
solenoid valve
When overrun clutch solenoid valve
operates.
Battery voltage
When overrun clutch solenoid valve
does not operate.
0V
ON BOARD DIAGNOSIS LOGIC
NCAT0073S02
Diagnostic trouble code
Malfunction is detected when ...
Check items (Possible cause)
: O/R CLTCH SOL/CIRC
TCM detects an improper voltage drop
when it tries to operate the solenoid
valve.
I
Harness or connectors
(The solenoid circuit is open or shorted.)
I
Overrun clutch solenoid valve
: P1760
SAT014K
SEF949Y
DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION
PROCEDURE
NCAT0073S03
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
If “DIAGNOSTIC TROUBLE CODE CONFIRMATION PROCE-
DURE” has been previously conducted, always turn ignition
switch “OFF” and wait at least 5 seconds before conducting
the next test.
TESTING CONDITION:
Always drive vehicle on a level road to improve accuracy of
test.
After the repair, perform the following procedure to confirm the
malfunction is eliminated.
With CONSULT-II
1)
Turn ignition switch “ON” and select “DATA MONITOR” mode
for “ENGINE” with CONSULT-II.
2)
Start engine.
3)
Accelerate vehicle to a speed of more than 10 km/h (6 MPH)
with “D” position (OD “ON”).
4)
Release accelerator pedal completely with “D” position (OD
“OFF”).
DTC P1760 OVERRUN CLUTCH SOLENOID VALVE
Description
AT-202
![](/vehicles/zatt/wheiso/zix/gwaui.png)
With GST
Follow the procedure “With CONSULT-II”.
GI
MA
EM
LC
EC
FE
CL
MT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
DTC P1760 OVERRUN CLUTCH SOLENOID VALVE
Description (Cont’d)
AT-203
Wiring Diagram — AT — OVRCSV
NCAT0213
TAT237
DTC P1760 OVERRUN CLUTCH SOLENOID VALVE
Wiring Diagram — AT — OVRCSV
AT-204
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