Service Information

Volt

DTC P1E00

Diagnostic Instructions

•	Perform the Diagnostic System Check - Vehicle Prior to using this diagnostic procedure.

•	Review Strategy Based Diagnosis for an overview of the diagnostic approach.

•	Diagnostic Procedure Instructions provides an overview of each diagnostic category.

DTC Descriptor

DTC P1E00: Hybrid Powertrain Control Module 2 Requested MIL Illumination

This diagnostic trouble code (DTC) indicates that an emission related DTC has set in the hybrid powertrain control module 2. The hybrid powertrain control module 2 sends a message, via the serial data circuit, to the engine control module (ECM) requesting illumination of the malfunction indicator lamp (MIL). When the ECM receives the message, DTC P1E00 will set in the ECM.

Conditions for Running the DTC

•	The vehicle is ON for greater than 3 s.

•	DTC P1E00 runs continuously when the above condition is met.

Conditions for Setting the DTC

The hybrid powertrain control module 2 has set an emission related DTC.

Action Taken When the DTC Sets

DTC P1E00 is a Type A DTC.

Conditions for Clearing the DTC

DTC P1E00 is a Type A DTC.

Reference Information

Description and Operation

Hybrid Modes of Operation Description

DTC Type Reference

Powertrain Diagnostic Trouble Code (DTC) Type Definitions

Scan Tool Reference

Control Module References for scan tool information

Circuit/System Verification

Note: Correct any engine control DTCs before diagnosing hybrid powertrain control module 2 DTCs.

DTC P1E00 is an informational DTC. If there are no other engine control DTCs set, refer to Diagnostic Trouble Code (DTC) List - Vehicle for diagnosis of hybrid powertrain control module 2 DTCs.
Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.