Vauxhall Workshop Service and Repair Manuals > Astra H > K Clutch and Transmission | Automatic Transmission Front Wheel Drive | Automatic Transmission AF 13/17/14/20/22/30 | Diagnostic Information and Procedures | Diagnostic Procedures | AF 17-4 Electronic 4-Speed Automatic Transmission | C-xx Fault Isolation Procedures

Result	Cause Of Fault
E001	Result: Defective Component
	If all remaining diagnostic tests are passed and there are no additional customer complaints, the control unit should only be replaced in agreement with the customer. Important: Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

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