P1723

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 primary speed sensor detects the primary pulley revolution speed and sends a signal to the TCM.


DTC Logic


DTC DETECTION LOGIC


CAUTION:
One of the "P0715", or the "P0720" is displayed with the DTC at the same time.






DTC CONFIRMATION PROCEDURE


CAUTION:
Always drive vehicle at a safe speed.

1. PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
- GO TO 2.

2. CHECK DTC DETECTION

With CONSULT
1.Start the engine.
2.Select "Data Monitor" in "TRANSMISSION".
3.Select "RANGE" and "VEHICLE SPEED".
4.Drive the vehicle.
5.Maintain the following condition for 1 second or more.

RANGE : "D" position
VEHICLE SPEED : 20 km/h (13 MPH) or more

6.Stop the vehicle.
7.Select "Self Diagnostic Results" in "TRANSMISSION".
Is "P1723" detected?
YES- Go to .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK SECONDARY SPEED SENSOR SYSTEM

Check secondary speed sensor system. P0720.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace damaged parts.

2. CHECK PRIMARY SPEED SENSOR SYSTEM

Check primary speed sensor system. P0715.
Is the inspection result normal?
YES- Check intermittent incident. Intermittent Incident.
NO- Repair or replace damaged parts.