Side profile of a Tesla Powerwall system with its front cover open.  A smartphone, laptop and multimeter are being used to troubleshoot a problem with the system

Solar & Battery System Diagnostics & Repair for the Sacramento Area


When a solar or battery system isn’t performing as expected, guessing costs time and money.

This service is built to identify exactly what’s wrong, why it’s happening, and what to do next—whether the issue is obvious or buried deep in system behavior.

From intermittent production drops to complete system failure, every diagnostic is approached methodically and documented clearly.

A Structured, Data Driven Approach

1 | McKnight Solar Diagnostics | Expert Diagnostics. Reliable Solar & Battery Repair.

Initial Assessment

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On-Site Testing

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System Analysis

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Root Cause Identification

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Clear Next Steps

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Every Diagnostic Includes:

  • A detailed explanation of findings
  • Identified faults and/or performance issues
  • Supporting measurements and observations
  • Recommended next steps