Possible causes

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

When is the code detected?

Diagnostic trouble code is detected when Transmission Control Module (TCM) does not receive the proper voltage signal from the sensor.

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)
– Speedometer improper reading
– Possible shifting problems

P0720 Description

The speed sensor detects the revolution of the idler gear parking pawl lock gear and emits a pulse signal. The pulse signal is sent to the Transmission Control Module (TCM) which converts it into vehicle speed.

P0720 Information for specific makes

P0720 2000 INFINITI I30
P0720 2000 NISSAN MAXIMA
P0720 2001 INFINITI I30
P0720 2001 NISSAN MAXIMA
P0720 2002 NISSAN ALTIMA
P0720 2002 NISSAN MAXIMA
P0720 2003 NISSAN ALTIMA
P0720 2004 NISSAN ALTIMA
P0720 2005 NISSAN ALTIMA
P0720 2006 NISSAN ALTIMA
P0720 ACURA
P0720 AUDI
P0720 BMW
P0720 CHRYSLER
P0720 DODGE
P0720 FORD
P0720 HONDA
P0720 HYUNDAI
P0720 INFINITI
P0720 ISUZU
P0720 JEEP
P0720 KIA
P0720 MAZDA
P0720 MERCEDES-BENZ
P0720 MITSUBISHI
P0720 NISSAN
P0720 SUBARU
P0720 SUZUKI
P0720 VOLKSWAGEN
P0720 1999 INFINITI G20
P0720 2000 INFINITI G20
P0720 2001 INFINITI G20
P0720 2002 INFINITI G20