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P0720 2001 INFINITI I30

P0720 2001 INFINITI I30 - Vehicle Speed Sensor

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Possible causes
- Faulty Revolution Sensor
- Revolution Sensor harness is open or shorted
- Revolution Sensor circuit poor electrical connection
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Tech notes
On most Infiniti vehicles, the vehicle speed sensor is called Revolution Sensor. If there are no mechanical problems in the transmission, usually replacing the revolution sensor takes care of the problem.
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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.
- Engine Light ON (or Service Engine Soon Warning Light)
- Speedometer improper reading
- Possible shifting problems
P0720 2001 INFINITI I30 Description
The speed sensor (revolution 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.

2001 Infiniti I30 Speed Sensor (Revolution Sensor) Location
OBDII Code P0720 2001 INFINITI I30 - Vehicle Speed Sensor -
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Engine Light ON?

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