DTC P1391 Daewoo
G Sensor Rough Road Rationality
G Sensor Rough Road Rationality
Description
Engine started, engine running with the VSS indicating 0 mph, and the PCM detected the G sensor was less than 1.1v or more than 3.7v, or with the engine running and VSS sensor from 30-70 mph, it detected the G sensor changed more than 0.02v.
Cause and Solution
G sensor signal circuit open or shorted to ground (intermittent)
G sensor is loose, damaged or mounted improperly
G sensor has failed
Video Guide
Diagnostic Info
- DTC Code: P1391
- Brand: Daewoo