Nissan Primera P11. Instruction — part 21
Wiring Diagram — AT — TPS
NCAT0212
YAT252
DTC P1705 THROTTLE POSITION SENSOR
Wiring Diagram — AT — TPS
AT-81
Diagnostic Procedure
NCAT0071
1
CHECK DTC WITH ECM
Perform diagnostic test mode II (self-diagnostic results) for engine control.
Refer to EC section [“Malfunction Indicator (MI)”, “ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION”].
OK or NG
OK (With CONSULT-II)
©
GO TO 2.
OK (Without CONSULT-II)
©
GO TO 3.
NG
©
Check throttle position sensor circuit for engine control. Refer to EC section (“DTC
P0120 THROTTLE POSITION SENSOR”).
2
CHECK INPUT SIGNAL (With CONSULT-II)
With CONSULT-II
1. Turn ignition switch to “ON” position.
(Do not start engine.)
2. Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for “CVT” with CONSULT-II.
3. Read out the value of “THRTL POS SEN”.
Voltage:
Fully-closed throttle:
Approximately 0.5V
Fully-open throttle:
Approximately 4V
OK or NG
OK
©
GO TO 4.
NG
©
Check harness for short or open between ECM and TCM regarding throttle position sen-
sor circuit. (Main harness)
3
CHECK INPUT SIGNAL (Without CONSULT-II)
Without CONSULT-II
1. Turn ignition switch to “ON” position.
(Do not start engine.)
2. Check voltage between TCM terminals 41 and 42 while accelerator pedal is depressed slowly.
Voltage:
Fully-closed throttle valve:
Approximately 0.5V
Fully-open throttle valve:
Approximately 4V
(Voltage rises gradually in response to throttle position)
SAT453J
OK or NG
OK
©
GO TO 5.
NG
©
Check harness for short or open between ECM and TCM regarding throttle position sen-
sor circuit. (Main harness)
DTC P1705 THROTTLE POSITION SENSOR
Diagnostic Procedure
AT-82
4
CHECK THROTTLE POSITION SWITCH CIRCUIT (With CONSULT-II)
With CONSULT-II
1. Turn ignition switch to “ON” position.
(Do not start engine.)
2. Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for “CVT” with CONSULT-II.
3. Read out “CLOSED THL/SW” and “W/O THRL/P-SW” depressing and releasing accelerator pedal.
Check the signal of throttle position switch is indicated properly.
OK or NG
OK
©
GO TO 6.
NG
©
Check the following items:
I
Throttle position switch — Refer to “Components Inspection”, AT-85.
I
Harness for short or open between ignition switch and throttle position switch (Main
harness)
I
Harness for short or open between throttle position switch and TCM (Main harness)
Accelerator pedal
condition
Data monitor
CLOSED THL/SW
W/O THRL/P-SW
Released
ON
OFF
Fully depressed
OFF
ON
MTLB0011
DTC P1705 THROTTLE POSITION SENSOR
Diagnostic Procedure (Cont’d)
AT-83
5
CHECK THROTTLE POSITION 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 16, 17 and ground while depressing, and releasing accelerator pedal slowly. (After warming up
engine)
SAT454J
OK or NG
OK
©
GO TO 6.
NG
©
Check the following items:
I
Throttle position switch — Refer to “Components Inspection”, AT-85.
I
Harness for short or open between ignition switch and throttle position switch (Main
harness)
I
Harness for short or open between throttle position switch and TCM (Main harness)
Accelerator pedal
condition
Voltage
Terminal No. 16
Terminal No. 17
Released
Battery voltage
1V or less
Fully depressed
1V or less
Battery voltage
MTBL0137
6
CHECK DTC
Perform Diagnostic Trouble Code (DTC) confirmation procedure, AT-80.
OK or NG
OK
©
INSPECTION END
NG
©
1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness con-
nector.
DTC P1705 THROTTLE POSITION SENSOR
Diagnostic Procedure (Cont’d)
AT-84
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