199003088 - P0641 Sensor power supply 1

This error is detected if there is a short circuit to positive (detail "beyond the upper limit") or to earth (detail "below the lower limit") in the circuit connected to Pin 45 or 11 of the control unit.

		Test results
1	CONTROL UNIT CONNECTION CHECK	All OK	Problems encountered	Operation
	Check that the engine management control unit connections are correct by carrying out the test    See Test 1060GM CHECK ENGINE CONTROL UNIT CONNECTIONS	End of diagnosis	-	-