Diagnostic & Testing

Specifically designed to access electrical circuits from the rear of the connector to prevent piercing wires and possibly damaging the circuit. No need to disconnect the connector and terminal. Package includes 4 Spoon Back Probes (2) red, (2) black. A...

Enables technicians to quickly test electronic control valves in variable displacement compressors to determine if functioning correctly and eliminating compressor misdiagnosis. The included Electronic Variable Compressor test module varies voltage...

Confirm A/C system charge capacities directly from your Robinair A/C RRR machine for R-1234yf systems. Includes charge amounts and component oil capacities for vehicle model years 2013-2019 using R-1234yf refrigerant. Compatible with the Robinair...

Relay Fuse Buddy acts as a convenient relay bypass switch with live amperage readings Is it a circuit problem or a relay problem?  Relay Fuse Buddy can help diagnose the case In circuit bypass switch controls power downstream of relay Displays live...

Use to back probe harness connectors, fuel injectors and automotive sensors Includes pin, flexible and curved style Back Probes For use in electrical and diagnostic testing Color coded for easy identification Compatible with standard 4mm plug Probes...

Flexible Back Probes

Excellent for testing round electrical connectors Compatible with standard 4mm plug For testing up to 25 volts Color coded for easy identification - one black and one red

Perfect for data stream analysis using your scan tool. With quick and easy setup, you can identify faulty sensors, wiring harnesses, and/or issues with PCMs as the next step after code/ no code scan tool diagnostics. The tool helps troubleshooting...

Safely and Accurately Test Electrical Systems. Large, Easy to Read LCD Display with Backlight. Measures AC/DC voltage/current up to 600V and 10A,capacitance, diode, duty cycle, frequency, resistance, temperature and transistor. Includes 13 Functions and...

Heavy-duty digital pressure/temperature analyzer with four pressure input receptacles and protective boot. Set includes: No. 3491-02 (5,000 psi) transducer, No. 3491-13 20' cable, No. 3500-05 bead-type temperature probe, assorted fittings.

10 piece kit designed for backprobing, diagnostic testing & electrical troubleshooting Standard 4mm banana plug, works test kits in the field 2 pcs Spoon Probe Backprobers for round connectors (#616) 4 pcs of Mini Back Probes/Wire Piercers (#618) 2...

6 pc Test Probe Kit appropriate for automotive, heavy-duty, marine, equipment, small engine, etc. Quality probes will provide trustworthy readings Great starter kit, connects to DMM’s, digital scopes and most other test equipment Includes standard 4mm...