Testing cylinder compression
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Before performing a compression test, disable the ignition system to prevent electrical shock.
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Checking idle speed
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Checking the idle speed can only be done with a tachometer, which measures the engine revolutions per minute (rpm).
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Obtaining & interpreting scan tool data
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The standard procedure for diagnosing an OBD II vehicle is different as it requires that the codes should NOT be cleared until the vehicle is repaired.
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Removing & replacing a cam belt
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Cam belts should be kept in their packaging until required. They should be stored in an environment that has minimal humidity, consistent temperatures and is free from dust and oil contamination.
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Inspecting & adjusting an engine drive belt
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A belt that has been soaked in oil will not grip properly on the pulleys and will slip. If the oil contamination is severe enough for this to happen, replace the belt.
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| Replacing an engine drive belt |
If you don't have a tension gauge, you can estimate the tension by pushing the belt inwards with your hand. |
