All codes

Service call

SC405

Transfer belt position abnormal

BTransfer / HV

Level B — stop, power-cycle may clear

First check

Belt walked or steering failed. Inspect tracking, then steering 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

  • Belt walked or steering failed. Inspect tracking, then steering motor.

On-site steps

Parts to have on the truck

  • ITB
  • Steering motor

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.