DTC P0503 - Vehicle Speed Sensor Intermittent/Erratic/High -
WARNING: This page is about a different variant/trim than selected.
- DTC DETECTING CONDITION:
- Detected simultaneously at occurrence of malfunction.
CAUTION:
After repair or replacement of malfunctioning parts, conduct Clear Memory Mode < Ref. to
OPERATION , CLEAR MEMORY MODE > and INSPECTION MODE < Ref. to
OPERATION , INSPECTION MODE. >
- WIRING DIAGRAM:
DIAGNOSTIC PROCEDURE
| Step | Check | Yes | No |
|---|---|---|---|
| 1 CHECK TRANSMISSION TYPE. | Is the transmission type AT? | Go to step 2. | Go to step 3. |
| 2 CHECK DTC P0720 ON DISPLAY. | Does the Subaru Select Monitor or general scan tool indicate DTC P0720? | Check front vehicle speed sensor signal circuit. < Ref. to DTC 33 FRONT VEHICLE SPEED SENSOR , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > | Go to step 3. |
| 3 CHECK SPEEDOMETER OPERATION IN COMBINATION METER. | Does speedometer operate normally? | Go to step 4. | Check speedometer and vehicle speed sensor. < Ref. to SPEEDOMETERS and < Ref. to FRONT VEHICLE SPEED SENSOR > and < Ref. to REAR VEHICLE SPEED SENSOR > and < Ref. to TORQUE CONVERTER TURBINE SPEED SENSOR . > |
4 CHECK HARNESS BETWEEN ECM AND COMBINATION METER CONNECTOR.
|
Is the measured value less than 10 Ω? | Repair poor contact in ECM connector. | Repair harness and connector.
NOTE:
In this case, repair the following:
|