SPN 266321 — CAN message BC DR timeout (Iveco)

Safe to driveDrivable, but watch it yourself

SPN 266321 is a manufacturer number outside the standard J1939 table: different makes can put different things under it. Below — how it is worded by Iveco, and what the second half of the code (FMI) means.

Iveco

FMI 4

CAN message BC DR timeout

What FMI means in J1939

SPN 266321 FMI 4266321/4 · 266321.4

voltage below normal or shorted to ground

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 266297CAN message EEC1 fault
• SPN 266302CAN message CCVS fault
• SPN 266303CAN message ERC1 ER fault
• SPN 266304CAN message ETC1 fault
• SPN 266306CAN message ETP fault
• SPN 268033EEPROM checksum fault
• SPN 268034Ignition key
• SPN 268035Ignition key
• SPN 268036Stepper motor fault
• SPN 268037Fuel level sensor voltage above normal

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