Signal Missing

Signal missing

Checking components and wiring
Check the cable between the engine control module (ECM) terminal #B48 (#B58) and combined instrument panel terminal #B1 (terminal #31). Check for an open-circuit.
Remedy as necessary.

Other information:
- To connect the engine control module (ECM) breakout box, see Connecting the breakout box, B5234T9, B5244T7 Connecting The Breakout Box
- To connect the combined instrument panel breakout box, see Connecting breakout box, Combined instrument panel Connecting the Breakout Box
- To access or replace the combined instrument panel, see Replacing the driver information control unit Replacing the Driver Information Control Unit
- For information about signals, see Signal specification Signal Specifications
- Checking wiring and terminals Checking Wiring and Terminals.









Continue - Verification

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Verification




Verification

Hint: After carrying out the repair, check that the fault has been remedied.




- Ignition off.
- Reinstall connectors, components etc.
- Start the engine.
- Activate ETS lamp.
- Check that function is OK.









Is the function OK?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFIED - FAULT FOUND

VERIFICATION FAILED - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Do you want to exit fault-tracing?

Yes - Exit fault-tracing

No - Attempt New Test

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Attempt New Test - Checking components and wiring

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