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Speed Sensor
- Raise and support front of vehicle. Push voltmeter or test light positive probe into Yellow/Black wire terminal at control unit connector.
- Connect negative probe to ground. Start engine. Place vehicle gear selector in "2" position and accelerate slowly. Battery voltage should be as shown in SPEED SENSOR VOLTAGE CHECK table.
SPEED SENSOR VOLTAGE CHECK
| Speed |
Voltage |
| Below 11 MPH |
Yes |
| Above 16 MPH |
No |
- If voltmeter readings do not correspond to appropriate MPH ranges, install a new speed sensor and retest. If there was no voltage during speed sensor test, check for bad electrical connection, fuse or faulty speed sensor. Replace or repair as necessary and retest.