Pinpoint Test U : U0241:08
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
- U1 VERIFY THE CUSTOMER CONCERN
- Ignition ON.
- Verify there is an observable symptom present.
Is an observable symptom present?
Yes GO to U2 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. - U2 CHECK THE COMMUNICATION NETWORK
- Using a diagnostic scan tool, perform a network test.
Did the HCM pass the network test?
Yes GO to U3 No REFER to:MODULE COMMUNICATIONS NETWORK (1 OF 2) or MODULE COMMUNICATIONS NETWORK (2 OF 2) . - U3 PERFORM THE HCM (HEADLAMP CONTROL MODULE) SELF-TEST
- Using a diagnostic scan tool, perform the HCM self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Headlamps . No GO to U4 - U4 CHECK THE BCM (BODY CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)
- Using a diagnostic scan tool, retrieve the BCM Diagnostic Trouble Codes (DTCs).
Are any BCM Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Body Control Module (BCM) . No GO to U5 - U5 PERFORM THE SCCM (STEERING COLUMN CONTROL MODULE) SELF-TEST
- Using a diagnostic scan tool, perform the SCCM self-test.
Is DTC B11D9 recorded?
Yes REFER to SCCM DTC Chart . No GO to U6 - U6 RECHECK THE SCCM (STEERING COLUMN CONTROL 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 the PMI, or the PMI may not have been carried out.
- Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).
- Wait 10 seconds.
- Repeat the SCCM self-test.
Is DTC U0241 still present?
Yes GO to U7 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. - U7 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U0241 SET IN OTHER MODULES
- Using a diagnostic scan tool, clear all Diagnostic Trouble Codes (DTCs).
- Ignition OFF.
- Ignition ON.
- Wait 10 seconds.
- Using a diagnostic scan tool, retrieve all Continuous Memory Diagnostic Trouble Codes (CMDTCs) from all modules.
Is DTC U0241:08 set in any other module?
Yes GO to U8 No GO to U9 - U8 CHECK FOR CORRECT HCM (HEADLAMP CONTROL MODULE) OPERATION
- Ignition OFF.
- Disconnect and inspect the HCM connector.
- Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary
- Reconnect the HCM connector. Make sure it seats and latches correctly.
- Operate the system and determine if the concern is still present.
Is the concern still present?
Yes CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new HCM. REFER to: Headlamp Control Module (HCM) . No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. - U9 CHECK FOR CORRECT SCCM (STEERING COLUMN CONTROL MODULE) OPERATION
- Ignition OFF.
- Disconnect and inspect the SCCM connectors.
- Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary
- Reconnect the SCCM connectors. Make sure they seat and latch correctly.
- Operate the system and determine if the concern is still present.
Is the concern still present?
Yes HECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new SCCM. REFER to:Steering Column Control Module (SCCM) . No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.