All codes
Service call
SC400
Transfer belt position abnormal
BTransfer / HV
Level B — stop, power-cycle may clear
First check
ITB not at home or a shifted belt. Reseat the belt unit, check the position sensor, then the belt motor.
What it means
Transfer belt position abnormal. Confirm the exact subcode against the FSM for this serial — meaning can shift by generation.
Likely causes
- ITB not at home or a shifted belt. Reseat the belt unit, check the position sensor, then the belt motor.
On-site steps
Parts to have on the truck
- ITB
- Belt position sensor
Related codes
Confirm the subcode and part number in the FSM for this serial. Raicoh is a field companion, not a replacement for the book.