P0720

Test 1:

Test 2 - 6:

Test 7 - 11:

Test 12:

SYMPTOM
P0720-LOW OUTPUT SPEED SENSOR - RPM ABOVE 15 MPH

WHEN MONITORED
Continuously with the key on, engine running, and gear selector NOT in park or neutral.

SET CONDITION
This code will set if the vehicle speed (from the CAB module) is above 24 kmh (15 MPH), and the Output Shaft Speed sensor is below 60 RPM for 2.6 seconds.

POSSIBLE CAUSES
- Park/neutral DTC present
- Intermittent wiring and connectors
- Output speed sensor ground circuit open
- Output speed sensor signal circuit open
- Output speed sensor ground circuit short to ground
- Output speed sensor signal circuit short to ground
- Output speed sensor ground circuit short to voltage
- Output speed sensor signal circuit short to voltage
- Output speed sensor
- PCM - output speed sensor