Nissan Frontier D22. Instruction — part 88
DTC P1705 THROTTLE POSITION SENSOR
AT-321
[RE4R01A]
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DTC P1705 THROTTLE POSITION SENSOR
PFP:22620
Description
ECS007NJ
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Throttle position sensor
The throttle position sensor detects the throttle valve position
and sends a signal to the TCM.
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Throttle position switch
Consists of a wide open throttle position switch and a closed
throttle position switch. The wide open position switch sends a
signal to the TCM when the throttle valve is open at least 1/2 of
the full throttle position. The closed throttle position switch sends
a signal to the TCM when the throttle valve is fully closed.
CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE
Remarks: Specification data are reference values.
TCM TERMINALS AND REFERENCE VALUE
Remarks: Specification data are reference values.
ON BOARD DIAGNOSIS LOGIC
AAT495A
Monitor item
Condition
Specification
Throttle position sensor
Fully-closed throttle
Approximately 0.5V
Fully-open throttle
Approximately 4V
Terminal
No.
Wire color
Item
Condition
Judgement stan-
dard (Approx.)
16
BR/W
Closed throttle
position switch
(in throttle posi-
tion switch)
When releasing accelerator pedal
after warming up engine. [Refer to
AT-198, "TCM SELF-DIAGNOSTIC
PROCEDURE (NO TOOLS)"
Battery voltage
When depressing accelerator pedal
after warming up engine.
0V
17
OR/B
Wide open throt-
tle position
switch (in throttle
position switch)
When depressing accelerator pedal
more than half-way after warming up
engine. [Refer to
SELF-DIAGNOSTIC PROCEDURE
(NO TOOLS)"
Battery voltage
When releasing accelerator pedal
after warming up engine.
0V
32
B/W
Throttle position
sensor (Power
source)
or
Ignition switch ON
4.5 - 5.5V
Ignition switch OFF
0V
41
OR/L
Throttle position
sensor
When depressing accelerator pedal
slowly after warming up engine.
(Voltage rises gradually in response
to throttle position.)
Fully-closed
throttle: 0.5V
Fully-open throt-
tle: 4V
42
BR
Throttle position
sensor (Ground)
—
0V
AT-322
[RE4R01A]
DTC P1705 THROTTLE POSITION SENSOR
Diagnostic trouble code
Malfunction is detected when ...
Check item
(Possible cause)
: TP SEN/CIRC A/T
TCM receives an excessively low or high
voltage from the sensor.
●
Harness or connectors
(The solenoid circuit is open or shorted.)
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Throttle position sensor
●
Throttle position switch
: P1705
DTC P1705 THROTTLE POSITION SENSOR
AT-323
[RE4R01A]
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DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE
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.
After the repair, perform the following procedure to confirm the mal-
function is eliminated.
With CONSULT-II
1.
Turn ignition switch ON and select “DATA MONITOR” mode for
“A/T” with CONSULT-II.
2.
Apply vacuum to the throttle opener, then check the following.
Refer to step 1 and step 2 of
If the check result is NG, go to
AT-325, "Diagnostic Procedure"
If the check result is OK, go to following step.
3.
Turn ignition switch ON and select “DATA MONITOR” mode for
“ENGINE” with CONSULT-II.
4.
Start engine and maintain the following conditions for at least 3
consecutive seconds. Then release accelerator pedal com-
pletely.
VHCL SPEED SE: 10 km/h (6 MPH) or more
THRTL POS SEN: Approximately 3V or less
Selector lever: D position (O/D ON)
If the check result is NG, go to
AT-325, "Diagnostic Procedure"
If the check result is OK, go to following step.
5.
Maintain the following conditions for at least 3 consecutive sec-
onds. Then release accelerator pedal completely.
VHCL SPEED SE: 10 km/h (6 MPH) or more
Accelerator pedal: Wide open throttle
Selector lever: D position (O/D ON)
With GST
●
Follow the procedure “With CONSULT-II”.
Accelerator pedal
condition
THRTL POS SEN
CLOSED THL/SW
W/O THRL/P·SW
Fully released
Less than 4.7V
ON
OFF
Partially
depressed
0.1 - 4.6V
OFF
OFF
Fully depressed
More than 1.9 -
4.6V
OFF
ON
SAT014K
SAT971J
SAT014K
SEF949Y
AT-324
[RE4R01A]
DTC P1705 THROTTLE POSITION SENSOR
Wiring Diagram — AT — TPS
ECS007NK
WCWA0154E
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