LCM Alert Validation

Confidence

Failure Category

Wiring

Subcategory

Wiring - Damaged Wiring

Sensor Verdict: The LCM sensor flagged the RED (Brake) circuit on trailer HV2302025 at site DTW1. Based on the technician's notes confirming the circuit was inoperative upon arrival and that a 7-way connector replacement resolved the fault, the sensor alert is assessed as 'Defect Detected' with moderate-to-high confidence (72). The inoperative brake circuit is consistent with a degraded or failed 7-way connector that would disrupt the signal path monitored by the LCM system. Confidence is not higher due to the lack of supporting documentation, line items, and verification screenshots.

Photo Evidence: The single attached photo (MUDFLAPS.jpeg) shows the rear trailer axle/wheel area at night. Notably, the photo does not depict any lighting components, the nosebox, wiring, or any illuminated brake/tail lamps. There are no TechAssist app screenshots provided. There are no photos showing the defective 7-way connector before or after replacement, no photos of any circuit illuminated and verified, and no nosebox imagery. The photo is entirely irrelevant to the cited defect and repair. The pictures assessment is rated 'No' — the submitted photo does not satisfy any of the required documentation criteria per the LCM troubleshooting procedure. It is unclear why a wheel/mudflap-area photo was submitted for a lighting work order, suggesting possible photo mismatch or incorrect upload.

Vendor Compliance: Vendor compliance with the LCM troubleshooting procedure is poor. While the technician does mention using 'the app' (presumably Phillips Connect TechAssist), there is no screenshot provided showing green 'Verified' status beside each of the 5 circuits. The technician did not photograph each light illuminated, did not provide a clear nosebox wiring photo, and did not categorize their findings using the defined feedback categories specified in the troubleshooting instructions. The repair notes are heavily abbreviated and contain numerous typographical errors, making them difficult to parse with confidence. The mention of 'a certain tension' required to make circuits work suggests a loose or intermittent connector issue, but this is not clearly documented.

Repair Summary: The repair performed was replacement of the 7-way connector ('7WAY'), which aligns with the failure mode described — the brake circuit being inoperative due to a connector issue. The technician states all lights work after the repair and that the PCT app was used for verification. However, there are zero line items recorded, meaning no parts or labor were formally logged against this work order. This is a significant documentation gap; without line items, there is no confirmation of the specific part used, whether it is a compliant/approved brand, or the labor time expended. The repair does appear to have addressed the alerting RED (Brake) circuit.

Key Concerns: Several concerns are flagged for this work order. First, the submitted photo is completely irrelevant to the defect — it shows a trailer wheel/tire and has no bearing on the lighting repair performed; this may indicate a photo upload error or intentional substitution. Second, there are no line items whatsoever, which prevents verification of parts compliance and proper billing. Third, no TechAssist verification screenshot was provided, making it impossible to confirm all 5 circuits were verified green post-repair. Fourth, the technician notes are poorly written and difficult to interpret reliably. This work order should be flagged for vendor follow-up to obtain: (1) correct and relevant post-repair photos, (2) TechAssist app completion screenshot, and (3) line items for the 7-way replacement.