SEAT Workshop Service and Repair Manuals > Leon Mk2 > Vehicle electrics | Communication | Infotainment | Self-diagnosis for the communication systems | Self-diagnosis for radio/navigation system with multi-function display (MFD) ? 05.00 | Display and evaluation of the values for display group number 005

Display and evaluation of the values for display group number 005

Display group 005
Read measured value block 5			→	Indicated on display
xxx	xxx	xxx	xxx
1	2	3	4	Display zones	Target value	Evaluation
				Signal from traffic information control unit	“OK”	See table below
			Traffic information → Note		“Traffic information”
		OK or not OK			“OK”
	Data bus communication				“Data bus”

¹⁾	Only in vehicles with RNS system 05.00 ► with traffic information control unit

Display zone

Designation

Display contents

Fault elimination

Data bus communication

“Data bus”

–	Check whether addressed component is installed (concerns TMC box or GSM telephone)

–	Visual check of wiring

–	Check electrical connections of relevant circuit to ensure they are securely and correctly connected, and monitor display at the same time

Data bus communication OK or not OK

“OK”
or
“Not OK”

–	If the display contents do not change upon operation, rectify the fault or renew the relevant component

–	Perform a function test

–	Interrogate the fault memory again

Traffic information

“Traffic information”

Signal from traffic information control unit

Received

“OK”

Not received

“Not OK”