DTC P3401 Buick
ECU Fault: Monitoring Unit Powerstage Disable Test; Monitoring Unit Fail Safe Built in Self Test - Event Information
ECU Fault: Monitoring Unit Powerstage Disable Test; Monitoring Unit Fail Safe Built in Self Test - Event Information
Description
This DTC sets when the DTCM detects an internal fault.
Cause and Solution
Drivetrain Control Module (Dtcm)
Video Guide
Diagnostic Info
- DTC Code: P3401
- Brand: Buick