Speed Sensor Signal Check: 300ZX
Remove speed sensor from transmission. Turn speedometer pinion quickly and measure voltage across terminal No. 1 and No. 2. Voltage should be about .5 volts (AC). If reading is incorrect, replace speed sensor.
CAUTION:
Ensure that pinion shaft is properly seated when installing speed sensor. Speed sensor thrusting key should fit into groove of pinion shaft.
SPEED SENSOR CONTINUITY CHECK
| Model | Pos. Terminal | Neg.Terminal | |
|---|---|---|---|
| Maxima | 9 | 15 | |
| Pathfinder & Pickup | |||
| w/Sub Fuel Gauge | 25 | 26 | |
| w/o Sub Fuel Gauge | 25 | 24 | |
| Pulsar | 3 | 4 | |
| Sentra | |||
| w/Tachometer | 18 | 24 | |
| w/o Tachometer | 21 | 20 | |
| Stanza | 9 | 8 | |
| Stanza Wagon | 10 | 5 | |
| Van | "A" | "B" | |
| 200SX | 6 | 1 | |