MV5545 Fuel System Test Kit

MV5545 Fuel System Tester

The MV5545 Fuel System Tester diagnoses and pinpoints common fuel system failures. The tests include failing fuel pump, faulty pressure regulator, blocked filter(s), pinched fuel line, contaminated fuel and fuel tank vortex.


MV5545 Fuel System Tester
  • Measures fuel system pressure and flow to accurately pinpoint fuel system failures.
  • Saves hours of troubleshooting time by diagnosing a bad fuel pump and other related drivability problems in seconds.
  • Patented system simulates extreme driving conditions in the shop to provide the most accurate diagnosis.
  • Capable of testing both return and returnless fuel systems including electronic control.
  • Provides clear visualization of fuel to detect impurities and air bubbles


  • 3.5 in. (90 mm) high pressure gauge with rubber boot, push-button relief valve, and hanging hook.
  • Flowmeter with borosilicate glass flowtube, patented flow-control valve, and 1 gal./min maximum flow capability.
  • (2x) 4 ft. (1.2 m) long flowmeter hose
  • Clear bypass and pressure relief hoses
  • (2x) fuel hose clamp
  • Adapters for connecting to U.S., European, and Asian manufactured cars & light trucks
  • Flowmeter faceplates with gal./minute and l/minute units of measure
  • Custom molded case
  • User manual


Max. volume1.0 gal./min. (3.8 l/min.)
Max. pressure200 psi (13.5 bar)
Packaged weight13.7 lbs. (6.2 kg)
Packaged size17.1 x 9.6 x 8.2 in.(435 x 245 x 210 mm)

How To Properly Diagnose and Analyze a Fuel Delivery System

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