LCM Alert Validation

Confidence

Failure Category

Lighting

Subcategory

Lighting - Failed Light

Sensor Verdict: The LCM BLACK circuit alert — which monitors the Clearance and License Plate lamp circuit — registered a defect that was confirmed as valid upon inspection. Confidence is rated at 88% given that the technician's notes explicitly describe a damaged license plate light and an incompatible plug, directly consistent with a circuit-level fault that the LCM sensor would detect. There are no contradicting findings or notes suggesting a false positive.

Photo Evidence: The two photos attached to this work order are deeply concerning — both images depict trailer tires with chalk markings indicating tire defects (one labeled 'REQ CAP' and the other 'RRD' or similar), and a gloved hand pointing to a sidewall anomaly. These photos are entirely unrelated to a license plate light or BLACK circuit repair. There are no photos of the license plate light (damaged or repaired), no illuminated light photos, no nosebox wiring photos, and no TechAssist app screenshots. The photo documentation for this work order is effectively absent with respect to the actual repair performed, which is a critical compliance failure.

Vendor Compliance: The vendor (TA) did not follow the LCM troubleshooting procedure as instructed. The work order explicitly required use of the Phillips Connect TechAssist (PCT) app, photographs of each light circuit illuminated, a clear nosebox wiring photo, and a TechAssist completion screenshot showing green 'Verified' status on all 5 circuits. None of these requirements were met. The technician's notes are descriptive of the physical repair but make no mention of PCT app usage, circuit verification across all 5 channels, or any structured LCM diagnostic process. This represents a full procedural non-compliance.

Repair Summary: The technician found the license plate light damaged and attributed it to an incompatible plug style. The repair involved replacing the plug (rewired using butt connectors) and installing a new light secured with rivets. The light was reported as functioning upon completion. While the repair appears to address the root cause of the BLACK circuit fault, the use of butt connectors rather than a properly sealed connector raises durability concerns, and no brand compliance information was provided for the replacement light — marking it as non-compliant from a brand standards standpoint without evidence to the contrary.

Key Concerns: There are several significant concerns with this work order. First, the attached photos are completely mismatched — they show tire defects, not lighting repairs, suggesting either a documentation error (wrong photos uploaded) or a more serious mix-up at the vendor level. Second, the PCT app was not used and no TechAssist verification was performed, leaving all 5 circuits unverified. Third, butt connectors in an exterior lighting application are a suboptimal repair method prone to moisture ingress and future failures. Fourth, no compliant brand documentation was provided for the replacement light. This work order should be flagged for vendor follow-up to obtain correct repair photos, nosebox documentation, and PCT app verification.