Shenzhen Cartrend Technology Co, Ltd
The tester 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.
The features of each OBD code reader depends on the make and model.
However, it is common for most readers to have:
LCD screen readouts
View diagnostic trouble codes (DTC's)
Ability to reset / clear DTC codes
Get "snapshot" data so you can view what was going on when the code was triggered
Higher-end OBD code readers can have more advanced features such as:
Languages other than English
Code definitions right on the unit
Display freeze frame data
Operation temperature range: 0 ~ 40 C
Frequency response: 40KHz + 2KHz
Power supply: 9V 6F22 battery, the maximum working current is about 35mA
Battery low voltage alarm: power indicator lights out when power supply is insufficient
OBD-II code readers vary in price.
They range from an affordable price ($85) to many hundreds of dollars, or more.
If you're interested in getting more information on OBD-II code readers or are interested in purchasing one,
check out complete list of Frequently Asked OBD Questions, and also the ads throughout this site.
Some brand names of OBD readers are Carsara, Cartrend, Actron, Innova, etc.