Error P0721

P0721

Technical Definition:

Output Speed Sensor Circuit Range / Performance

Trouble Code: P0721
Address: 0x0721
System: Powertrain
Subsystem: Transmission Controls
Technical Description:

Possible Causes:

Possible Symptoms:

Output Speed Sensor Range/Performance

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty Speed Sensor
– Speed Sensor harness is open or shorted
– Speed Sensor circuit poor electrical connection

Specific Makes:

– Speedometer improper reading
– Possible shifting problems