Faulty Signal

ECM-E000 COMMUNICATION, CAN BUS OFF
FAULTY SIGNAL

Reading Diagnostic Trouble Code (DTC) status ECM-E000



Note! When Reading the Diagnostic Trouble Code (DTC) status, other stored Diagnostic Trouble Codes (DTCs) and their status will be listed.

- Read the Diagnostic Trouble Code (DTC) status. Check the status of the relevant Diagnostic Trouble Code (DTC).

Was the status of the relevant Diagnostic Trouble Code (DTC) displayed as permanent?
Yes - Skip to "Other Diagnostic Trouble Codes (DTCs)"
No - Continue below.


Fault-tracing information
The engine control module (ECM) has previously registered a fault in CAN communication, but has detected that the fault no longer exists.
--Testing Complete--


Other Diagnostic Trouble Codes (DTCs)
- Note! The role of the combined instrument panel is the overall control of the communication network and a number of DTCs which indicate the fault. In case of communication problems the fault may exist in another part of the communication network.

Read off diagnostic trouble codes (DTCs) in combined instrument panel.

If there are Diagnostic trouble codes (DTCs) stored in the combined instrument panel, fault trace according to these.

Were any diagnostic trouble codes (DTC) stored in the combined instrument panel?
Yes - Testing Complete.
No - Continue below.


Replacing and programming the engine control module (ECM)



The engine control module (ECM) has registered an internal communication fault.

Caution! A new engine control module (ECM) is delivered without software. The engine control module (ECM) must be programmed before it will function after replacement.

For information about programming and replacing the engine control module (ECM), Engine Control Module (ECM), Replacing


Fault-tracing information
Fault-tracing is not followed by verification for this fault.