Sfc 512- invalid interrupt – JLG 460SJ ANSI Service Manual User Manual
Page 252
Advertising
![background image](/manuals/551621/252/background.png)
SECTION 3 - CHASSIS & TURNTABLE
3-198
– JLG Lift –
3120788
SFC 512- Invalid Interrupt
Key On - Engine Running
System Data Mode
Clear System Fault
Does SFC 512 reset
with engine idling?
Fault is intermittent
Replace ECM with known
good part and retest
No
Check all power and
ground circuits to ECM
Are all circuits ok?
Repair wiring to
ECM and retest
Yes
Yes
No
Advertising
This manual is related to the following products: