Nissan Juke Service and Repair Manual : P1722 vehicle speed
Description
The vehicle speed signal is transmitted from ABS actuator and electric unit (control unit) to TCM by CAN communication line.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
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.
1.CHECK DTC DETECTION
With CONSULT-III
1. Turn ignition switch ON.
2. Select “DATA MONITOR” in “TRANSMISSION”.
3. Start engine and maintain the following conditions for at least 5 consecutive seconds.
ACC PEDAL OPEN : 1.0/8 or less VEHICLE SPEED : 30 km/h (19 MPH) or more
Is “P1722” detected? YES >> Go to GI-42, "Intermittent Incident".
NO >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
Diagnosis Procedure
1.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Perform “SELF-DIAG RESULTS”.
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK INPUT SIGNALS
With CONSULT-III
1. Start engine.
2. Select “DATA MONITOR”.
3. Drive vehicle and read out the value of “VEHICLE SPEED” and “ESTM VSP SIG”.
4. Check if there is a great difference between the two values.
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> GO TO 3.
3.CHECK TCM
Check TCM input/output signals. Refer to TM-164, "Reference Value".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> Replace TCM. Refer to TM-280, "Removal and Installation".
P1705 TP sensor
Description
Electric throttle control actuator consists of throttle control motor,
accelerator pedal position sensor, throttle
position sensor etc. The actuator sends a signal to the ECM, and ECM ...
P1723 speed sensor
Description
The secondary speed sensor detects the revolution of parking gear and
generates a pulse signal. The pulse
signal is sent to the TCM, which converts it into vehicle speed.
The prymar ...
Other materials:
Door does not lock/unlock with keyfob
Diagnosis Procedure
1.CHECK POWER DOOR LOCK OPERATION
Check power door lock operation.
Does door lock/unlock with door lock and unlock switch?
YES >> GO TO 2.
NO >> Go to DLK-534, "ALL DOOR : Diagnosis Procedure".
2.CHECK REMOTE KEYLESS ENTRY RECEIVER
Check remote ...
P0172 fuel injection system function
DTC Logic
DTC DETECTION LOGIC
With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture
ratio can be brought closely to the
theoretical mixture ratio based on the mixture ratio feedback signal from the
A/F sensors 1. The ECM calculates
the necessary compensation to correct th ...
Key reminder function does not operate
Diagnosis Procedure
1.CHECK DTC WITH BCM
Check that DTC is not detected with BCM.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Refer to BCS-67, "DTC Index".
2.CHECK “ANTI KEY LOCK IN FUNCTI” SETTING IN “WORK SUPPORT”
1. Select “INTELLIGENT KEY” of “BCM” u ...