U0145

Lost Communication With Body Control Module E

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–278 (est.)

Symptoms

Some body functions do not work (windows, lights, etc.)
Check Engine Light Is On
There may be malfunctions in the central locking system.
Errors in other BCM related systems

Causes

Open or short in the communication circuit between the ECU and BCM
BCM power or ground problems
Malfunction of the body control module itself
Damage to the CAN bus
Corroded connectors or poor contact

How to Fix

Check BCM power and ground
Inspect the wiring harness for damage
Check the condition of the BCM and ECU connectors
Scan the CAN bus for errors
Replace the body control module if necessary

Related codes

U0140 U0141 U0155