This fuel injector tester kit can help diagnose injector problems, you can use it to test each injector individually to help identify stuck, leaking or burnt-out conditions. It uses 12V vehicle battery for power. It has 4 pulse modes, the continuous mode (mode 4) helps identify good or bad injector. The mode lock feature ensures test condition uniformity. It can work with any fuel pressure tester. A must have tool for workshops and DIYers to test fuel injectors on a variety of petrol vehicles.

Main Features

  • It uses 12V vehicle battery for power.
  • It has 4 pulse modes, the continuous mode (mode 4) helps identify good or bad injector.
  • The mode lock feature ensures test condition uniformity.
  • It can work with any fuel pressure tester.

Operation Instruction

  • Turn off the vehicle’s engine.
  • Connect the black clip to the negative terminal of the vehicle battery, connect the red clip to the positive terminal of the battery.
  • Locate the fuel injector which you want to test, then remove the electrical cable from this injector and connect the tester’s two pulse output terminals to the electrical connector of this injector.
  • Press the Mode Set key to select the desired pulse mode, the display shows the current pulse mode.
  • After you have selected the desired pulse mode, press the Pulse key.

The tester outputs pulse(s) to the injector under test, the pulse signal indicator will light as indication. Please Note: Petrol engine only, not the diesel engine.

Explanations for the 4 Modes

  • Mode1: the tester will output 1 pulse, whose pulse width is about 250ms.
  • Mode 2: the tester will output 50 pulses, every pulse’s pulse width is about 7ms.
  • Mode 3: the tester will output 100 pulses, every pulse’s pulse width is about 3.5ms.
  • Mode 4: the tester will output continuously at the rate of 50 pulses per about 1450ms, every pulse’s pulse width is about 7ms.

At any time, you can press the Pulse key again to stop outputting pulse.

Package Includes:

  • Main Fuel Injector Tester unit
  • Carry Bag
  • User Manual

(EM276-AU)

Operates injectors individually to diagnose fuel delivery problems on petrol vehicles with Electronic fuel injection

Works with engine off and pulse timer may be used with fuel pressure gauge

Large LED display/4 pulse modes test lead: 415cm/ 163 inches

It can work with any fuel pressure tester please Note: Petrol car only, not suitable for diesel engines

Powered by vehicle's 12V battery

Power Supply:12V vehicle battery
Operation Environment:0-40°C,relative humidity < 80%
Storage Environment:-10°C ~50°C, relative humidity<85%
Test Cable Length: 41.5cm/ 16.3 inches
Product Size:147x82x29mm

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