C0545

VIN Not Programmed or Incompatible - BSCM

Severity

⚠️ Medium

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$56–167 (est.)

Symptoms

Malfunction indicator lamp on the instrument panel
Problems with passive safety systems
Incorrect operation of the immobilizer

Causes

VIN not programmed into BSCM
BSCM Software Errors
Damage to the wiring harness between the BSCM and other modules
Incompatible BSCM module
Problems with the CAN bus

How to Fix

Check the presence and correctness of VIN in BSCM using diagnostic equipment
Reprogram VIN in BSCM if necessary
Update BSCM software
Check the integrity of the wiring harness and connections
Replacing BSCM with a compatible one in case of irreparable faults

Related codes

B0001 U0121 U0155