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Unformatted text preview: Job Sheet 10 Name _______________________________________ Date ________________________ Using a DSO on Sensors and Switches Upon completion of this job sheet, you should be able to connect a DSO and observe the activity of various sensors and switches. ASE Correlation This job sheet is related to the ASE Automatic Transmission and Transaxle Tests Content Area: General Transmission and Transaxle Diagnosis. Task: Diagnose mechanical and vacuum control systems; determine necessary action. Tools and Materials A vehicle with accessible sensors and switches A DSO Service manual for the above vehicle A DMM Component locator manual for the above vehicle Describe the vehicle being worked on: Year _________ Make ____________________________ VIN ___________________ Model __________________________________________________________________ Procedure 1. Connect the DSO across the battery. Make sure the scope is properly set. Observe the trace on the scope. Is there evidence of noise? Explain. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ 2. Locate the A/C compressor clutch control wires. Start and run the engine. Connect Locate the A/C compressor clutch control wires....
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- Spring '11