Signal Too High

Signal too high

Checking connector and cable

Note! If the control module does not have a connection to the relay for the blower fan then this diagnostic trouble code (DTC) can only be stored if there is a short-circuit between control module #2 and supply voltage in the control module connector.Check the control module connector #2 for any short-circuit to a supply voltage cable.

Check signal cable between control module #2 and the blower fan relay #4 for a short-circuit to supply voltage according to Checking wiring and terminals. Permanent fault Checking Wiring And Terminals. Permanent Fault.
Remedy as necessary.
If no fault is found then the fault is probably intermittent.

Other information:
- To access the control module/connect breakout box
- For other values, see Signal specification Additional heater 912-D/B Signal Specification Additional Heater 912-D/B.













Was a fault detected?

Yes - Fault-tracing information
FAULT FOUND

No - No Fault Found

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Fault-tracing information




Information

Fault-tracing information
In case of this defect, troubleshooting is not followed by verification.
The information can be displayed again or the fault-tracing for this fault can be interrupted.

Do you want to view the information again?

Yes - Attempt New Test

No - FAULT FOUND

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FAULT FOUND - FAULT FOUND

Attempt New Test - Checking connector and cable

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