LCM Alert Validation

Confidence

Failure Category

Lighting

Subcategory

Lighting - Failed Light

Sensor Verdict: The LCM issued a Defect Detected alert on the RED (Brake) circuit for trailer V571271 at site RFD4. Based on the available work order data, this alert is rated Inconclusive with low confidence (22%). There is no documented evidence that a brake circuit lighting defect was found, confirmed, or repaired. The technician notes reference a light verification process using the PCT/TechAssist app, and a status flip to A/H (Available/Hold) was noted by what appears to be a fleet coordinator — but the lack of any lighting line items, a confirmed failure subcategory, or a TechAssist verified screenshot makes it impossible to confirm whether the sensor alert was valid or a false positive.

Photo Evidence: The technician notes state that pictures were 'uploaded' as part of the PCT app light verification workflow ('UPLOADED PIVTURES'), but no photos are available for review in this work order record. Without visual confirmation, it is impossible to assess whether each lamp in the brake circuit was illuminated and photographed, whether nosebox wiring was documented, or whether a TechAssist screenshot showing green 'Verified' status for all 5 circuits was captured and submitted. Photo evidence is rated No for purposes of this review. This is a significant documentation gap.

Vendor Compliance: Vendor compliance with the LCM troubleshooting procedure is poor. While the tech notes do mention use of the 'app' (presumably TechAssist/PCT) and uploading photos, none of the required structured feedback was provided — no failure category from the defined list, no description of what was observed per circuit, no nosebox wiring photo confirmed, and no TechAssist completion screenshot with green 'Verified' indicators for all 5 circuits is accessible. Multiple technician visits were required before completion (noted across several days: 'WILL BE ONSITE THIS EVENING,' 'TOMORROW,' 'TODAY'), suggesting delays and possible coordination issues. The work order closure appears to have been managed by a coordinator (CM) rather than reflecting direct tech documentation of findings.

Repair Summary: No lighting repairs were made. The line items consist of: (1) an AMAZON PCT SENSOR ACTIVATION item under the tire pressure/speed sensor category, (2) standard service labor at 0.1 hr, (3) a shop supply/environmental fee, and (4) lot service hourly labor at 0.5 hr. None of these items address the RED/Brake circuit. The 'AMAZON PCT SENSOR ACTIVATION' entry is particularly notable — it may refer to activation of a PCT (Phillips Connect Tire) sensor rather than any lighting component, and its categorization under 'Sensor - speed' is inconsistent with a lighting fault work order. The alerting circuit (RED/Brake) was not repaired.

Key Concerns: Several flags are raised by this work order. First, the line items are entirely mismatched to the faulted circuit — a speed/tire sensor activation has no relevance to a brake light circuit alert. Second, the repeated delay in technician arrival (multiple 'will be onsite' notes over several days) suggests this WO was difficult to staff, raising questions about whether the repair was ever properly prioritized. Third, the absence of accessible photos and TechAssist verification screenshots means this WO cannot be validated as properly closed. Fourth, the WO was closed by a coordinator based on tech attestation alone ('Repairs were verified as complete based on tech and photos'), which is insufficient for an LCM-triggered lighting fault. This work order should be flagged for follow-up to obtain the TechAssist screenshot and photo documentation before the sensor alert can be classified as resolved.