Inspection/Vehicle Speed Sensor

WARNING: This page is about a different car, the 2004 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

CHECK VEHICLE SPEED SENSOR OUTPUT

Remove vehicle speed sensor from transmission.
Check voltage between the combination meter terminal and ground while quickly turning speed sensor pinion.

TERMINAL CONTINUITY

Terminals			Voltage
	(+)			(-)
Connector	Terminal (Wire color)			(-)
QG18DE (WITHOUT TACHOMETER)
M30	29 (R/Y)	Ground	Approx. 0.5V
QG18DE (WITHOUT TACHOMETER)
M30	47 (R/Y)	Ground	Approx. 0.5V
QR25DE
M29	17 (R/Y)	Ground	Approx. 0.5V

OK or NG

OK: Vehicle speed sensor is OK.
NG: GO TO 2.

Fig 1: Removing Vehicle Speed Sensor From Transmission

Courtesy of NISSAN MOTOR CO., U.S.A.

CHECK VEHICLE SPEED SENSOR
Check resistance between vehicle speed sensor connector F43 terminals 1 and 2 (with QG18DE), or connector F36 terminals + and - (with QR25DE).

Resistance Approx. 250ohm

OK or NG
1. OK: Check the following.
  - Harness between combination meter and vehicle speed sensor.
  - Vehicle speed sensor ground circuit.
2. NG: Replace vehicle speed sensor.
Fig 2: Checking Vehicle Speed Sensor
Courtesy of NISSAN MOTOR CO., U.S.A.