3642 Truck Circuit Tester - 12V-24V - Product Features
3631 Heavy-Duty Logic Probe Tester - Product Features
- Multi-functional design allows testing range of 3-26 volts
- Bright red and green LEDs interpret voltage signals such as ground power and frequency
- Tests fuel injectors solenoids presence of serial data and Tach reference signals
- Output tests on MAF cam crank hall effect VRS sensors and more