NOTE: The injector testers Only work for Gasoline cars, NOT for diesel engine cars. Specification Power Supply:12V vehicle battery Operation Environment:0-40°C,relative humidity Storage Environment:-10°C ~50°C, relative humidity Test Cable Length: 41.5cm/ 16.3 inches Operation Instruction 1.Turn off the vehicle's engine. (Not including battery) 2. Connect Black / Red Clip to the Negative / Positive terminal of battery 3. Connect pulse output terminal to the fuel injector 4. Press the "MODE SET" key to select the desired pulse mode 5. Press the "PULSE" key, the tester will output pulse to the injector, and then the pulse signal indicator will light as indication Explanations for 4 modes: Mode 1: the tester outputs 1 pulse, whose pulse width is about 250ms Mode 2: the tester outputs 50 pulse, every pulse's pulse width is about 7ms Mode 3: the tester outputs 100 pulse, every pulse's pulse width is about 3.5ms Mode 4: the tester outputs pulse continuously at the rate of 50 pulses per about 1450ms every pulse's pulse width is about 7ms Package Content 1 x Automotive Fule Injector Tester 1 x Carrying Pouch 1X English User Manual
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