Checking the RTI Screen Picture

Checking the RTI screen picture

Checking the component
Check the cable between display screen terminal #J4 and road traffic information (RTI) control module terminal #C4. Check for a short-circuit to supply voltage. Check for a short-circuit to ground. Check for an open-circuit.
Check the cable between display screen terminal #J10 and road traffic information (RTI) control module terminal #C10. Check for a short-circuit to supply voltage. Check for a short-circuit to ground. Check for an open-circuit.
Check the cable between display screen terminal #J7 and road traffic information (RTI) control module terminal #C7. Check for a short-circuit to supply voltage. Check for a short-circuit to ground. Check for an open-circuit.
Remedy as necessary.

Other information:
- To access and replace the display screen, see Display screen / loudspeaker, RTI (road traffic information), replacing Service and Repair
- To fault-trace wiring and terminals, see Checking wiring and terminals Checking Wiring And Terminals
- For information about programming and replacing the road traffic information (RTI) control module, see Road traffic information module (RTI), replacing Service and Repair
- To connect the breakout box, see Connecting the breakout box to the Road Traffic Information (RTI) control module Connecting the Breakout Box to the Road Traffic Information (RTI) Control Module
- For information about signals and connectors, see Signal specification, RTI Signal Specification.









Was a fault detected?

Yes - FAULT FOUND

No - Replacing the component

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Replacing the component




Try replacing the display screen.
Ignition on.
Activate the RTI system by pressing a button on the RTI switch on the steering wheel or by pressing a button on the remote control.

Other information:
- To access and replace the display screen, see Display screen / loudspeaker, RTI (road traffic information), replacing Service and Repair.

Is there a picture on the screen?

Yes - FAULT FOUND

No - No Fault Found

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