WebJun 6, 2012 · June 6, 2012. #3. On the cylinder balance test, results are output as codes 10, 20, 30, 40, 50, 60, 70, 80, or 90. Codes 10 through 80 are cylinders number 1-8 weak (i.e. 40 means cylinder #4). Code 90 means all cylinders are contributing equally. When the test is completed, if you blip the throttle within 2 minutes, the test will be repeated ... WebMay 4, 2013 · Let's take a look at what your cylinder balance test results mean: CASE 1: Unplugging a fuel injector had NO EFFECT on the engine's idle. This test result confirms that that cylinder is ‘dead’ and causing a misfire. You can now start from TEST 2: Check The Ignition Coil For Spark and check to see if the COP ignition coil is bad or not.
PRACTICAL BALANCING OF ENGINE COMPONENTS - SAE …
WebApr 4, 2012 · The cylinder balance test is one of the most important diagnostic techniques that will help you find a ‘dead’ cylinder that's causing engine miss (also known as a misfire) or a rough idle (without having to … WebA cylinder power balance test compares each cylinder's effectiveness with the others. Ignition, fuel delivery, and mechanical problems such as a faulty valve or worn piston … how to make a butt shaped pillow
Engine Diagnosis: Leakdown and Compression Test - MotorTrend
WebFeb 12, 2013 · Let's take a look at what your cylinder balance test results mean: CASE 1: Unplugging a fuel injector DID NOT affect engine speed. This test result tells you that this particular cylinder is 'dead' You can now start from TEST 2: Check The Ignition Coil For Spark and check to see if the COP ignition coil is bad or not. WebLoad PicoDiagnostics, select the cylinder balance test and click start. Once the test is finished, the software will analyse the data and the results will be displayed in a bar graph as shown in Figure 1. In normal use, to save time, the software does not identify which cylinder is which as you only need this information if a problem is detected. WebJan 3, 2016 · If it misfires and doesn’t throw a code, you can do a power balance test to see which cylinder is misfiring. Unplug the plug wires from the coil one by one. Bad cylinders won’t change the idle when unplugged. By reading your codes, you can help diagnose which cylinder seems to be the problem. There are 10 basic misfire codes: journey to the center of the earth age rating