Nissan Maxima Service and Repair Manual: P1722 vehicle speed
Description
The vehicle speed signal is transmitted from ABS actuator and electric unit (control unit) to TCM via CAN communication line.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION: Always drive vehicle at a safe speed.
NOTE: Immediately after performing any "DTC CONFIRMATION PROCEDURE", always turn ignition switch OFF.
Then wait at least 10 seconds before performing the next test.
1.CHECK DTC DETECTION
With CONSULT
-
Turn ignition switch ON.
-
Select "Data Monitor" in "TRANSMISSION".
-
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
Diagnosis Procedure
1.CHECK DTC WITH ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
With CONSULT
Perform "Self Diagnostic Results" in "ABS".
2.CHECK DTC WITH TCM
With CONSULT
Perform "Self Diagnostic Results" in "TRANSMISSION".
3.DETECT MALFUNCTIONING ITEMS
Check TCM connector pin terminals for damage or loose connection with harness connector.
P1709 incompleted data writing
Description
When TCM does not store calibration data (individual
characteristic value) of each solenoid valve that is
stored in the ROM assembly (in the control valve), a malfunction is detected. ...
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 prima ...
Other materials:
P2100, P2103 throttle control motor relay
Description
Power supply for the throttle control motor is provided to the ECM via the
throttle control motor relay. The throttle
control motor relay is controlled ON/OFF by the ECM. When the ignition switch is
turned ON, the ECM
sends an ON signal to throttle control motor relay and batter ...
Door request switch
Description
Transmits door lock/unlock operation to BCM.
Component Function Check
1. CHECK FUNCTION
With CONSULT
Check door request switch REQ SW-DR, REQ SW-AS in Data Monitor mode.
Diagnosis Procedure
1. CHECK DOOR REQUEST SWITCH OUTPUT SIGNAL
Turn ignition switch OFF.
Check ...
Brake tube and hose
Hydraulic Circuit
Actuator
Master cylinder
Brake booster
Connector A. Union bolt
18.2 N*m (1.9 kg-m, 13 ft-lb)
B. Flare nut M12
22.1 N*m (2.3 kg-m, 16 ft-lb)
C. Flare nut M10
16.2 N*m (1.7 kg-m, 12 ft-lb)
CAUTION:
All hoses and piping (tubes) must be free from e ...
Nissan Maxima Owners Manual
- Illustrated table of contents
- Safety-Seats, seat belts and supplemental restraint system
- Instruments and controls
- Pre-driving checks and adjustments
- Monitor, climate, audio, phone and voice recognition systems
- Starting and driving
- In case of emergency
- Appearance and care
- Do-it-yourself
- Maintenance and schedules
- Technical and consumer information
Nissan Maxima Service and Repair Manual
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