SPN 520682 — Compression Brake Switch Indicator Lamp Command (International)

Safe to driveDrivable, but watch it yourself

SPN 520682 is a manufacturer number outside the standard J1939 table: different makes can put different things under it. Below — how it is worded by International, and what the second half of the code (FMI) means.

International

FMI 5	Compression Brake Switch Indicator Lamp Command — Compression Brake Indicator output is Under Current Or Open Circuit
FMI 6	Compression Brake Switch Indicator Lamp Command — Compression Brake Indicator is over current

What FMI means in J1939

SPN 520682 FMI 5520682/5 · 520682.5	current below normal or open circuit
SPN 520682 FMI 6520682/6 · 520682.6	current above normal or grounded circuit

Can I keep driving

Safe to drive. Below — how much time you have and what happens if you keep going.

What happens if you keep driving

Time you have: Drivable, but watch it yourself

This is an electrical fault: an open, a short or a bad contact in the sensor circuit. The value it measures is most likely fine.

You can drive. But until the circuit is repaired this system runs blind and cannot warn you about a real failure.

Nearby: other

• SPN 520677Cab Floor Light Command
• SPN 520678Cab Window Motor 1 Status
• SPN 520679Cab Window Motor 2 Status
• SPN 520680Cab Window Motor 3 Status
• SPN 520681Cab Window Motor 4 Status
• SPN 520683Door Control Module 1 Status
• SPN 520684Door Control Module 2 Status
• SPN 520685Door Control Module 3 Status
• SPN 520686Door Control Module 4 Status
• SPN 520687Engine Remote Start Command

Scanner threw several codes at once? Paste the whole list — we will show which one is the root cause and which ones simply followed.