DTC P1E19 Chevrolet

Lost Communication With ECM B

Lost Communication With ECM B

Description

Key on, and the ECM detected that it has lost communication during its initial startup. The Engine Control Module (ECM) communicates with all databus-capable control modules via a CAN databus. These databus-capable control modules are connected via two da

Cause and Solution

ECM has failedTerminal resistance for CAN-bus are faultyCan data bus wires have short circuited to each other

Video Guide

Duration: PT4M7S | Uploaded: 2020-07-31

Diagnostic Info

  • DTC Code: P1E19
  • Brand: Chevrolet
Back to Blog