Diagnostic Test
WARNING: This page is about a different car, the 2013 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK THE VEHICLE SPEED SENSOR SIGNAL NOTE:
Diagnose and repair any Vehicle Sensor DTCs present before continuing.
- Test drive the vehicle.
- Perform several stop and go events.
- With the scan tool, monitor the vehicle speed signal input.
Does the vehicle speed drop to zero and hold consistently when the vehicle is stopped?
Yes
- Check for the hood being properly secured.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Diagnose the faulty vehicle speed input. Check for any service bulletins that may apply.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to STANDARD PROCEDURE .