Contents

		Test results
1	ELECTRICAL CIRCUIT CHECK	All OK	Problems encountered	Operation
	Check for the presence of short circuits to earth or Vbatt or open circuit	Go to Step 2	1. Presence of short circuit to earth 2. Presence of short circuit to Vbatt. 3. Presence of open circuit	1. Restore insulation to earth 2. Restore insulation to Vbatt 3. Restore the correct continuity Restore Lin Bus line continuity
2	SERIAL LINE CHECK	All OK	Problems encountered	Operation
	Check Lin Bus line continuity	End of diagnosis	Interrupted Lin Bus line wiring	Restore Lin Bus line continuity