Pinpoint Test J : U0256:00

WARNING: This page is about a different car, the 2018 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

J1 VERIFY THE CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to J2

No	The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

J2 CHECK THE COMMUNICATION NETWORK
- Using a diagnostic scan tool, carry out the network test.
Does the FCIM pass the network test?

Yes GO to J3

No REFER to: Communications Network .

J3 CHECK FOR FCIM (FRONT CONTROLS INTERFACE MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)
- Using a diagnostic scan tool, carry out the FCIM self-test.
Are any voltage system related Diagnostic Trouble Codes (DTCs) recorded?

Yes Refer to the appropriate Information and Entertainment Systems article for the procedure.

No GO to J4

J4 RECHECK THE HSWM (HEATED STEERING WHEEL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during PMI or PMI may not have been carried out

Using a diagnostic scan tool, clear all HSWM Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Using a diagnostic scan tool, carry out the HSWM self-test.

Is DTC U0256:00 still present?

Yes

GO to J5

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

J5 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U0256 SET IN OTHER MODULES
- Using a diagnostic scan tool, clear all Diagnostic Trouble Codes (DTCs) in all modules.
- Ignition OFF.
- Ignition ON.
- Wait 30 seconds.
- Using a diagnostic scan tool, retrieve all Continuous Mode Diagnostic Trouble Codes (CMDTCs).
Is DTC U0100 set in other modules?

Yes Refer to FCIM Guided Routine Testing .

No INSTALL a new HSWM. REFER to: Heated Steering Wheel Module (HSWM) .