B1460 – Seat belt pre-tensioner (RH) (squib) system (short-circuit ed between terminals of the squib circuit) MMC Colt



CIRCUIT OPERATION


DIAGNOSIS CODE SET CONDITIONS


PROBABLE CAUSES

  • Short circuit between the seat belt pre-tensioner (RH) (squib) circuit terminals
  • Damaged connector(s)
  • Malfunction of the SRS-ECU

  • DIAGNOSIS PROCEDURE

    STEP 1. M.U.T.-III CAN bus diagnostics.

    Q. Is the CAN bus line found to be normal?

    STEP 2. Check whether the diagnosis code is reset.

    Q. Is the diagnosis code set?

    STEP 3. Check SRS-ECU connector B-109 and seat belt pre-tensioner (RH) connector C-31 (M.U.T.-III diagnosis code).

    Q. Is diagnosis code B1460 set?

    STEP 4. Check the seat belt pre-tensioner (M.U.T.-III diagnosis code).

    Q. Is diagnosis code B1460 set?

    STEP 5. Resistance measurement at the SRS-ECU connector B-109.

    Q. Is the check result normal?

    STEP 6. Check whether the diagnosis code is reset.

    Q. Is diagnosis code B1460 set?

    Author: admin