Pinpoint Test Z : Image Processing Module - B (IPM-B) DTC (Diagnostic Trouble Code) U0140:87
- Z1 VERIFY THE CUSTOMER CONCERN
- Ignition ON.
- Verify there is an observable symptom present.
Is an observable symptom present?
Yes GO to Z2 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. - Z2 CHECK THE COMMUNICATION NETWORK
- Using a diagnostic scan tool, perform the network test.
Does the BCM pass the network test?
Yes GO to Z3 No DIAGNOSE the failure to communicate with the BCM. REFER to: Communications Network . - Z3 CHECK FOR RECORDED DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE BCM (BODY CONTROL MODULE) SELF-TEST
- Using a diagnostic scan tool, perform the BCM self-test.
Are any Diagnostic Trouble Codes (DTCs) present?
Yes REFER to: Body Control Module (BCM) . No GO to Z4 - Z4 RECHECK THE IMAGE PROCESSING MODULE - B (IPM-B) DIAGNOSTIC TROUBLE CODES (DTCS)
- Clear the Diagnostic Trouble Codes (DTCs).
- Operate the system and test the system for normal operation.
- Repeat the Image Processing Module - B (IPM-B) self-test.
Is DTC U0140:87 still present?
Yes GO to Z5 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. - Z5 CHECK FOR DIAGNOSTIC TROUBLE CODE (DTC) U0140:00 OR U0140:87 IN OTHER MODULES
- Clear the Diagnostic Trouble Codes (DTCs).
- Ignition OFF.
- Wait 10 seconds.
- Ignition ON.
- Wait 10 seconds.
- Using a diagnostic scan tool, retrieve the Continuous Memory Diagnostic Trouble Codes (CMDTCs) from all modules.
Is DTC U0140:00 or DTC U0140:87 set in any other module?
Yes INSTALL a new BCM. REFER to: Body Control Module (BCM) . No GO to Z6 - Z6 CHECK FOR CORRECT IMAGE PROCESSING MODULE - B (IPM-B) OPERATION
- Ignition OFF.
- Disconnect and inspect the Image Processing Module - B (IPM-B) 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 Image Processing Module - B (IPM-B) 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 Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new Image Processing Module - B (IPM-B). No The system is operating correctly at this time. Concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.