Signal Too Low - Permanent Fault

ECM-6300 ETS-LAMP OUTPUT
SIGNAL TOO LOW - PERMANENT FAULT

Checking component and wiring



Check cable between engine control module (ECM) #B41 and combined instrument panel #B16 for a short-circuit to ground according to [1][2]Checking Wiring and Terminals. Permanent Fault

Remedy as necessary.

Other information:
- For connection of the engine control module (ECM) breakout box, Connecting the Breakout Box (ECM)
- To connect the combined instrument panel breakout box, Connecting the Driver Information Module (DIM) Test Box
- To access/replace the combined instrument panel, Combined Instrument Panel, Replacing
- For information about signals, see Diagnostic Parameters and Pinout Values. Signal Description, ME7, B5XX4T


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 - Testing Complete.
No - Continue below.


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.