Contents

			Test results
1	COMPONENT CONCERNED	CONVERGENCE CONTROL UNIT CONNECTION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	CAN LINE WIRING BETWEEN RADIO NAVIGATOR CONTROL UNIT AND CONVERGENCE CONTROL UNIT	Check that the CAN connections between the radio navigator control unit and the convergence control unit are not faulty. In particular, that there are no open circuit or short circuit problems See E1050 CAN CONNECTION LINES	Go to Step 2	There are faulty connections	Restore or, if necessary, replace the wiring
2	COMPONENT CONCERNED	RADIO NAVIGATOR CONTROL UNIT CONNECTION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	RADIO NAVIGATOR CONTROL UNIT CONNECTIONS	Disconnect/reconnect the radio navigator control unit connectors and check for the presence of loose pins	Go to Step 3	Presence of a loose pin	Restore the correct operation of the connector
3	COMPONENT CONCERNED	CONVERGENCE CONTROL UNIT CONNECTION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	Convergence control unit connections	Disconnect/reconnect the Convergence control unit connectors and check for loose pins	Go to Step 4	Presence of a loose pin	Restore the correct operation of the connector
4	COMPONENT CONCERNED	CONVERGENCE CONTROL UNIT POWER SUPPLY CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	CONVERGENCE CONTROL UNIT SUPPLY	Check that the power supply for the Convergence control unit is correct	Go to Step 5	Power supply not correct	Restore the correct power supply
5	COMPONENT CONCERNED	RADIO NAVIGATOR CONTROL UNIT POWER SUPPLY CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	RADIO NAVIGATOR CONTROL UNIT SUPPLY	Check that the power supply for the radio navigator control unit is correct	Go to Step 6	Power supply not correct	Restore the correct power supply
6	COMPONENT CONCERNED	CONVERGENCE CONTROL UNIT OPERATION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	CONVERGENCE CONTROL UNIT	Check that the Convergence control unit is working correctly	Go to Step 7	Convergence control unit not working correctly	Replace the Convergence control unit Op. 5570T49 BLUETOOTH ELECTRONIC CONTROL UNIT - R.R.
7	COMPONENT CONCERNED	RADIO NAVIGATOR CONTROL UNIT OPERATION CHECK	OK (NO FAULTS DETECTED)	FAULT DETECTED	OPERATION
	RADIO NAVIGATOR CONTROL UNIT	Check that the radio navigator control unit is working correctly	End of diagnosis	The radio navigator control unit is not working correctly	Replace the radio navigator control unit Op. 5580M02 PANEL FOR ON-BOARD NAVIGATOR/RADIO/AUDIO CD PLAYER - R.R.