☀ Solar BMS DiagnosisStep 1 of 4
Is the BMS powered on? Check the LED indicator under the Saloon Floor Hatch.
Open the saloon floor hatch — the BMS is mounted on the port side of the bilge, adjacent to the main battery bank. A green LED means the BMS is on and communicating. No lights means the BMS has lost power — check the protection fuse.
AYes — BMS LED is on and showing green.BNo — BMS LED is off, no lights at all.CI cannot access or see the BMS.Battery
8%
State of Charge
F
N
A
SoC
8
%
POWER
--
kW
Solar
0
W
24V Battery
--
kW
SOG
--
kts
Voltage
25.1
V
Current
-18.0
A
Power
-451.8
W
Mode
DISCHARGING
Recommendation
⚠️ Solar production has stopped. MPPT reports Error #67 — BMS Connection Lost. The MPPT has shut down solar input because it cannot communicate with the Battery Management System. Battery is draining under current load.
Reason: Motor motor Motor fault
System HealthWARNING
43%
⚠ Critical system offline — navigation systems unavailable | Battery critically low at 9% — connect shore power or reduce loads immediately | 1 deep discharge event(s) recorded — battery health degraded (12pt penalty)
OKi Care
Care Score
13%
