2004 INFINITI QX56 Factory Service Manual

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Page 201 of 3371

INFINITI QX56 2004 Factory Service Manual AT-130
DTC P1705 THROTTLE POSITION SENSOR
Revision: August 20072004 QX56
2. CHECK DTC WITH TCM
With CONSULT-II
1. Turn ignition switch “ON”. (Do not start engine.)
2. Select “ECU INPUT SIGNALS

Page 202 of 3371

INFINITI QX56 2004 Factory Service Manual DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
AT-131
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Revision: August 20072004 QX56
DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUITPFP:31940
DescriptionUCS002F5
The A/T fluid

Page 203 of 3371

INFINITI QX56 2004 Factory Service Manual AT-132
DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
Revision: August 20072004 QX56
Diagnostic ProcedureUCS002FA
1. CHECK A/T FLUID TEMPERATURE SENSOR 1 SIGNAL
With CONSULT-II
1. Start engine.
2. Se

Page 204 of 3371

INFINITI QX56 2004 Factory Service Manual DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
AT-133
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Revision: August 20072004 QX56
6. DETECT MALFUNCTIONING ITEM
Check the following items:
The A/T assembly harness connec

Page 205 of 3371

INFINITI QX56 2004 Factory Service Manual AT-134
DTC P1716 TURBINE REVOLUTION SENSOR
Revision: August 20072004 QX56
DTC P1716 TURBINE REVOLUTION SENSORPFP:31935
DescriptionUCS002FC
The turbine revolution sensor detects input shaft rpm (revolu

AT-134
DTC P1716 TURBINE REVOLUTION SENSOR
Revision: August 20072004 QX56
DTC P1716 TURBINE REVOLUTION SENSORPFP:31935
DescriptionUCS002FC
The turbine revolution sensor detects input shaft rpm (revolutions per minute). It is located on the input side of
the automatic transmission. Monitors revolution of sensor 1 and sensor 2 for non-standard conditions.
CONSULT-II Reference ValueUCS002FD
On Board Diagnosis LogicUCS002FE
This is an OBD-II self-diagnostic item.
Diagnostic trouble code “TURBINE REV S/CIRC” with CONSULT-II or P1716 without CONSULT-II is
detected under the following conditions.
–When TCM does not receive the proper voltage signal from the sensor.
–When TCM detects an irregularity only at position of 4th gear for turbine revolution sensor 2.
Possible CauseUCS002FF
Harness or connectors
(The sensor circuit is open or shorted.)
Turbine revolution sensor 1, 2
DTC Confirmation ProcedureUCS002FG
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
If “DTC Confirmation Procedure” has been previously performed, always turn ignition switch “OFF”
and wait at least 10 seconds before performing the next test.
After the repair, perform the following procedure to confirm the malfunction is eliminated.
WITH CONSULT-II
1. Turn ignition switch “ON”. (Do not start engine.)
2. Select “DATA MONITOR” mode for “A/T” with CONSULT-II.
3. Start engine and maintain the following conditions for at least 5
consecutive seconds.
VHCL SPEED SE: 40 km/h (25 MPH) or more
ENGINE SPEED: 1,500 rpm or more
ACCELE POS: 0.5/8 or more
Selector lever: “D” position
Gear position (Turbine revolution sensor 1): 4th or 5th posi-
tion
Gear position (Turbine revolution sensor 2): All position
Driving location: Driving the vehicle uphill (increased
engine load) will help maintain the driving conditions required for this test.
4. If DTC is detected, go to AT-135, "
Diagnostic Procedure" .
WITH GST
Follow the procedure “With CONSULT-II”.
Item name Condition Display value (rpm)
TURBINE REV During driving (lock-up ON) Approximately matches the engine speed.
BCIA0030E

Page 206 of 3371

INFINITI QX56 2004 Factory Service Manual DTC P1716 TURBINE REVOLUTION SENSOR
AT-135
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Revision: August 20072004 QX56
Diagnostic ProcedureUCS002FH
1. CHECK INPUT SIGNAL
With CONSULT-II
1. Start engine.
2. Select “EC

Page 207 of 3371

INFINITI QX56 2004 Factory Service Manual AT-136
DTC P1721 VEHICLE SPEED SENSOR MTR
Revision: August 20072004 QX56
DTC P1721 VEHICLE SPEED SENSOR MTRPFP:24814
DescriptionUCS002FI
The vehicle speed sensor·MTR signal is transmitted from combin

Page 208 of 3371

INFINITI QX56 2004 Factory Service Manual DTC P1721 VEHICLE SPEED SENSOR MTR
AT-137
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Revision: August 20072004 QX56
Diagnostic ProcedureUCS002FN
1. CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis. Refer AT-93,

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