Showing 57–64 of 67 results
Saab 9-5 with intermittent hiccups
The engine of a 1999 Saab 9-5 intermittently shows a "hiccup" but then continues to run properly. Over time, the problem became worse and and at some point, the car would not start for 20 minutes. The owner consulted a garage that concluded that the special Direct Ignition cassette needed replacement. Unfortunately that did not solve the problem. Time to start measuring properly, using an automotive diagnostic oscilloscope.
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Renault Kangoo bad start
A Renault Kangoo is suffering a bad start: it starts but stalls within 2 seconds. Several garages replace several parts but none can fix the problem. All signals appear OK, but are they? Thorough measuring with an automotive oscilloscope and analyzing the signals reveal the surprising culprit.
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Peugeot 205 holding back
When a Peugeot 205 is performing a strong accelleration, it starts holding back. When it is cruising, nothing is wrong. Several components were replaced, without result. The automotive oscilloscope was used to measure various signals, which led to finding a simple mechanical problem.
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Ford F150 with defective ignition coil
A Ford F150 has an ignition coil for each cylinder and one of them is defective. It is replaced by a new one, but that one breaks down within half an hour. It is replaced again, with the same result. Measuring with an automotive oscilloscope and a current clamp reveal that the ignition control module is defective.
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Toyota MR2 bad injector
A Toyota MR2 is having problems after an engine replacement, fault code P0304 Cylinder #4 misfire detected occurs. The garage swaps several components but does not manage to fix the problem. Measurements with an automotive oscilloscope are required to find out that the fault code is somewhat misleading and the problem is not with cylinder #4
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Jeep Cherokee cranking, no start
A Jeep Cherokee refused to start properly, only after long cranking it would eventually start. The dealer concluded that the engine was worn and needed to be replaced. Measuring with an automotive diagnostic oscilloscope and analyzing the signals showed that just a single sensor needed replacing.
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Fiat Stilo ECM defective or timing problem?
A Fiat Stilo would not start properly, only in 50% of the attempts it would run. Several fault codes were read, but none of them seemed related. An automotive oscilloscope was used to measure the vital signals, which showed a serious timing problem. Was it caused by a defective ECM or was there something else wrong?
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Engine stall on Voyager
The engine of a Chrysler Voyager would occasionally stall, only once or twice a day, when running idle. After many attempts, the automotive oscilloscope could capture the vital signals when the engine stalled. Analysis of the signals indicated a defective HALL sensor.
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