Repair Cases
Live feed of open, in-progress, and verified fixes across the network.
SK
Sara Kwon·Caterpillar 336F Excavator·2h agoIn Progress
CAT 336F won't build hydraulic pressure — SPN 3364 intermittent
Demo Repair
Slow boom response, main pump derates under load, occasional stall at idle after warm up.
SPN 3364 FMI 5E1045#Hydraulics#Excavator#CAT
Sample repair — real community metrics activate once technicians engage.
MR
Marcus Reyes·Peterbilt 579·1d agoSolved
Cummins ISX15 derate after regen — SPN 3251 FMI 0 recurring
Demo Repair
Engine derates to 55% power within 30 min of forced regen. DPF pressure high at idle.
SPN 3251 FMI 0SPN 3936 FMI 2#Emissions#Cummins#Highway
Sample repair — real community metrics activate once technicians engage.
DA
Devon Alvarez·John Deere 644K Loader·5h agoOpen
John Deere 644K loader — no-crank, main relay clicks once
Demo Repair
No crank. Master relay clicks once, then silence. Batteries load-test OK.
Sample repair — real community metrics activate once technicians engage.
JO
Jamie O'Neil·Kohler 60REOZK·3h agoIn Progress
Kohler 60kW genset — surging under load, fuel pressure normal
Demo Repair
Steady state OK, surges 3-5Hz when load exceeds 40kW. Fuel pressure holds at spec.
P0087#Generator#Kohler#Fuel
Sample repair — real community metrics activate once technicians engage.
SK
Sara Kwon·Komatsu PC490LC-11·2d agoSolved
Komatsu PC490LC — travel motor pulls left, no fault codes
Demo Repair
Machine tracks left under load. Case drain flow equal both sides. No ECM codes.
Sample repair — real community metrics activate once technicians engage.
MR
Marcus Reyes·Volvo A40G·6h agoOpen
Volvo A40G haul truck — DEF quality warning, tank verified good
Demo Repair
DEF quality warning recurring. Fresh DEF from sealed tote tested at 32.5%. Sensor readings erratic.
SPN 4364 FMI 18SPN 1761 FMI 1#Emissions#Volvo#Haul Truck
Sample repair — real community metrics activate once technicians engage.