Diagnostics & Troubleshooting Problems
957 problems reported across 10+ industries
Industries Reporting Diagnostics & Troubleshooting Problems
Top App Ideas for Diagnostics & Troubleshooting
View allLeakSense Pro
HVAC Leak Finder for Hard-to-Detect Leaks
Misfire Detective
Intermittent Misfire Diagnosis App
PipeSense Diagnostics
Diagnostic app for plumbing leaks & blockages
AlignSmart DIY
Precision DIY Wheel Alignment App
HVAC Diagnose Pro
Wireless HVAC Diagnostic Assistant
DiagPath HVAC
Step-by-step HVAC diagnostic assistant
Diagnostics & Troubleshooting Problems(page 16 of 48)
PureRefrig Diagnostic
A commercial refrigeration site with reheat circuits is repeatedly losing compressors, suspected due to non-condensables, with no reliable field method to confirm their presence.
InjectorDecode Pro
Unable to interpret Delphi injector correction values, leading to unresolved DPF clogging and frequent manual regeneration cycles.
LeakSniffer Pro
HVAC technician struggles to locate refrigerant leaks in large commercial systems with hidden line set runs, wasting time and nitrogen.
VacRoute Pro
I cannot find a clear vacuum diagram or source for components to restore the vacuum system on a heavily modified 1982 Chevy G30, leaving me unable to get the engine to start, idle, and accelerate properly.
CarbCure Diagnostic Scanner
A car enthusiast cannot resolve a high idle issue on a freshly built engine after standard adjustments, indicating a stubborn diagnosis problem.
HammerSolve Pro
A water hammer issue persists in a residential plumbing system after city PRV installation despite adding an expansion tank and hammer arrestor.
FaultFlow Simulator
Senior HVAC technician struggles to diagnose a rare electrical phenomenon where a fan motor reverses direction when the compressor starts, with no board and a correct wiring configuration.
IntermittentStart Pro
Mazda 3 has intermittent starting failure; no dash lights when cranking fails, but battery tests fine and jump starting doesn't help, requiring multiple attempts to start.
DiagFlow Pro
A car owner has persistent lean fuel codes after replacing multiple fuel system parts but cannot diagnose the root cause.
SensorSense Pro
Car mechanic cannot definitively diagnose which NOx sensor is faulty due to ambiguous diagnostic data, leading to expensive trial-and-error repairs.
FaultFinder HVAC
Intermittent short in HVAC system that blows fuses unpredictably, with no clear cause found after multiple part replacements over months.
ZoneSense Diagnostic Tool
HVAC technician cannot get two-zone system (EWC board, dampers, T6 thermostats) to maintain consistent temperatures; system works intermittently and behaves erratically despite replacing the control board and verifying thermostat settings.
AutoDiag Pro
Car owner cannot diagnose whether hesitation and shifting issues are caused by a clogged EGR/intake manifold or a transmission problem.
OdorSource Pro
Car owner cannot locate and eliminate persistent foul odor, preventing return to work as an Uber driver.
TurfAlert AI
Homeowner cannot identify or permanently resolve recurring yellowing patches in St. Augustine grass after treating with fungicides, risking further lawn decline.
CodeKill Pro
1986 Corvette enters limp mode with Code 33 when accelerator pedal is held at a specific position, despite replacing TPS, MAF sensor, and relays.
DiagnosticDecision Pro
Car owner with a 2012 Camry is receiving conflicting diagnostic advice and high repair quotes from multiple shops, unsure which diagnosis to trust and how to proceed.
TanklessDoc Pro
A Navien tankless water heater has sporadic leaks and inconsistent hot water, and the homeowner cannot get the service company to respond after a cleaning that worsened the problem.
CVT Decision Compass
A 2013 Subaru Impreza owner with a P2764 code needs to decide whether to replace just the solenoid, the entire valve body, or the whole transmission, and lacks reliable guidance on the best cost-effective repair.
FCU Doctor
Aquastats on fan coil units in a university dorm are failing repeatedly, even after replacements, with no identified cause.