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When checking a waste spark-type ignition system, check that the secondary wires are attached to the ...
Views: 435
Filesize: 1.62MB
Date: May 30, 2017
 When checking a coil-on-plug (COP) assembly, check that the primary and secondary wiring looks ...
Views: 401
Filesize: 1.62MB
Date: May 30, 2017
 The relationship between the crankshaft position (CKP) sensor and the camshaft position (CMP) sensor ...
Views: 431
Filesize: 43.05kB
Date: May 30, 2017
 Using a vacuum hose and a grounded test light to ground one cylinder at a time on a DIS. This works ...
Views: 457
Filesize: 128.49kB
Date: May 30, 2017
If the coil is working, the end of the magnetic pickup tool will move with the changes in the ...
Views: 395
Filesize: 1.55MB
Date: May 30, 2017
 A track inside an ignition coil is not a short, but rather it is a low-resistance path or hole that ...
Views: 410
Filesize: 109.46kB
Date: May 30, 2017
 (a) The low-resolution signal has the same number of pulses as the engine has cylinders. (b) A ...
Views: 377
Filesize: 113.61kB
Date: May 30, 2017
 (a) The connection required to test a Halleffect sensor. (b) A typical waveform from a Hall-effect ...
Views: 433
Filesize: 128.8kB
Date: May 30, 2017
An AC voltage is produced by a magnetic sensor. Most sensors should produce at least 0.1 volt AC ...
Views: 403
Filesize: 151.5kB
Date: May 30, 2017
 Measuring the resistance of an HEI pickup coil using a digital multimeter set to the ohms position. ...
Views: 399
Filesize: 1.76MB
Date: May 30, 2017
 Checking an ignition coil using a multimeter set to read ohms.
Views: 415
Filesize: 202.68kB
Date: May 30, 2017
 A close-up showing the recessed center electrode on a spark tester. It is recessed 3/8 inch into ...
Views: 355
Filesize: 1.26MB
Date: May 30, 2017
A spark tester looks like a regular spark plug with an alligator clip attached to the shell. This ...
Views: 396
Filesize: 1.33MB
Date: May 30, 2017
 The heat range of a spark plug is determined by the distance the heat has to flow from the tip to ...
Views: 355
Filesize: 96.25kB
Date: May 30, 2017
 Parts of a typical spark plug.
Views: 367
Filesize: 73.71kB
Date: May 30, 2017
 A typical waveform from a knock sensor during a spark knock event. This signal is sent to the ...
Views: 366
Filesize: 58.33kB
Date: May 30, 2017
Ignition timing marks are found on the harmonic balancers that are equipped with distributor ...
Views: 359
Filesize: 554.71kB
Date: May 30, 2017
 The initial timing is where the spark plug fires at idle speed. The computer then advances the ...
Views: 383
Filesize: 67.11kB
Date: May 30, 2017
 A DC voltage is applied across the spark plug gap after the plug fires and the circuit can determine ...
Views: 416
Filesize: 129.7kB
Date: May 30, 2017
 Chrysler Hemi V-8 that has two spark plugs per cylinder. The coil on top of one spark fires that ...
Views: 370
Filesize: 426.73kB
Date: May 30, 2017
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