DTC P1031 Mercedes-Benz
Lost Communication with Evaporative Emission System Leak Detection Control Module
Lost Communication with Evaporative Emission System Leak Detection Control Module
Description
Network DTC concerns occur during module-to-module communication.
Cause and Solution
Invalid data network concerns - data is transferred within the normal inter-module message, but contains known invalid data. The transmitting module logs a DTC related to the invalid data concern.Missing message network concerns - missing message concerns are logged by the module upon failure to receive a message from another module within a defined retry period.Inline fuse open (if equipped)
Diagnosis:
Check for other powertrain control module (PCM) DTCs or PCM related symptoms. Diagnose all other PCM DTCs or PCM related symptoms first.
Video Guide
Diagnostic Info
- DTC Code: P1031
- Brand: Mercedes-Benz