Checking the RTI Screen Picture

Checking the RTI screen picture

Checking the component
Check the cable between display screen terminal #B4 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 #B10 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 #B7 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 fault-trace the wiring and terminals, see Checking wiring and terminals Checking Wiring And Terminals
- To access and replace the display screen, see Display screen / loudspeaker, RTI (road traffic information), replacing Service and Repair
- To program and access or replace the RTI (road traffic information) 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 Specifications, Road Traffic Information (RTI).









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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