OTC 3631 Heavy Duty Logic Probe Tester refillable dye injector and coolant fluid fill caps

and coolant fluid fill caps are located in hard to access areas

0-16 volt range

OTC 7507 Universal Inner C

Coats 112421 Short Cone

OTC 3631 Heavy Duty Logic Probe Tester refillable dye injector and coolant fluid fill capsOTC 3631 Heavy Duty Logic Probe Tester Multi functional design allows testing range of 326 volts. Features: 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. High impedance input compatible with computer circuits and sensors. Air bag safe. 12', heavy duty, twin