General Information

Driver Door Module
B1911XX Outside Mirror - Left Vertical Motor or Sensor Error - General Information

Component Location





General Description

L/H Mirror is controlled by pressing direction switch (UP, DOWN, LEFT, RIGHT) with IG ON after L/H Mirror is selected by Power Window Main Switch.

DTC Description

The DDM(Drive Door Module) diagnoses its system for detecting an error in the vertical motor and circuit of outside mirror at the driving seat side. And if the DDM doesn't get any signals from a UP/DOWN vertical sensor in outside mirror at the driving seat side, the DDM sets DTC B1911 "Outside Mirror-Left vertical motor or sensor error".

DTC Detecting Condition





Diagnostic Circuit Diagram





Signal Waveform & Data








Fig.1) A signal waveform of the outside mirror vertical motor/sensor at the driving seat side - Voltage at the maximum operation to up (Approx. 4.1V)
Fig.2) A signal waveform of the outside mirror vertical motor/sensor at the driving seat side - Voltage at the minimum operation to down (Approx. 0.5V)