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(Chapter 21) Ignition inputs, cam and crank
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Join me and one of my students at RTC as we troubleshoot an intermittent no start problem on a Jeep Grand Cherokee. The procedures shown in this video apply to all Chrysler, Dodge and Jeep electrical systems. In particular, the cam and crank sensor tests that we show.
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What do you do when the flow chart leads you to engine computer replacement? Think outside the box!
View More About This Video: 2005 Impala setting a false crank sensor DTC (shorted cam sensor wiring)
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This Caravan case study covers scope testing camshaft and crankshaft sensor signals while diagnosing a timing misalignment code, a valuable skill for all makes and models.
View More About This Video: Dodge/Chrysler 3.3L cam/crank correlation problem (incorrect cam gear)
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Here, we’re diagnosing an intermittent misfire symptom, caused by an excessive crankshaft position sensor air gap.
View More About This Video: Misfire caused by a misadjusted crank sensor (rubbing on flywheel)
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In this video I will show you how to test a crank sensor on a GM 3.8L (3800) engine.
View More About This Video: How to test a crank sensor on a GM 3800 engine (3x and 18x signals)
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This is a common problem on Ford systems that use this style of camshaft sensor.
View More About This Video: Ford Taurus Cam Synchronizer Diagnosis and Replacement
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This video covers no start, no spark diagnostics and wiring repair of a crank sensor connector.
View More About This Video: 1997 Dodge Neon no start, crank sensor problems