Off-Vehicle Inspection

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Connect the VSS terminal 2 to the battery positive terminal, connect the battery negative terminal to VSS terminal 1 through an ammeter set to a resistance of 100 ohm.

Fig 1: Connecting VSS Terminal 2 To Battery Positive Terminal & Battery Negative Terminal To VSS Terminal 1
Courtesy of MAZDA MOTORS CORP.
Measure the current while waving a magnet back and forth over the top of the VSS (less than 5 mm {0.197 in}).

Fig 2: Measuring Current Of VSS
Courtesy of MAZDA MOTORS CORP.
- If there is any malfunction, replace the VSS. (See VEHICLE SPEED SENSOR (VSS) REMOVAL/INSTALLATION [AW6A-EL] .)

VSS SPECIFICATION

Signal	Current (mA)
High	12 0-16.0
Low	4.0-8.0