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DTC B2311: Power Window Motor Malfunction [04/2013 - ]: Description

The power window regulator motor assemblies are operated by the multiplex network master switch assembly, power window regulator switch assembly or a rear power window regulator switch assembly. The power window regulator motor assemblies have motor, regulator and ECU functions.

This DTC is output when a power window regulator motor assembly is malfunctioning, or the ECU built into the power window regulator motor assembly determines that the fully closed window position has deviated approximately 20 mm (0.787 in.) or more from the normal position.

D-DOOR MOTOR

DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction
  1. Either condition is met:
    1. Power window regulator motor assembly (for driver door) is malfunctioning
    2. When ECU in power window regulator motor assembly (for driver door) determines that fully closed window position has deviated approx. 20 mm (0.787 in.) or more from normal position
  • Power window regulator motor assembly (for driver door)
  • Incorrect installation of power window components
  • Overheated power window regulator motor assembly (for driver door)
  • Wire harness or connector
P-DOOR MOTOR

DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction
  1. Either condition is met:
    1. Power window regulator motor assembly (for front passenger door) is malfunctioning
    2. When ECU in power window regulator motor assembly (for front passenger door) determines that fully closed window position has deviated approx. 20 mm (0.787 in.) or more from normal position
  • Power window regulator motor assembly (for front passenger door)
  • Incorrect installation of power window components
  • Overheated power window regulator motor assembly (for front passenger door)
  • Wire harness or connector
RL-DOOR MOTOR

DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction
  1. Either condition is met:
    1. Power window regulator motor assembly (for rear LH door) is malfunctioning
    2. When ECU in power window regulator motor assembly (for rear LH door) determines that fully closed window position has deviated approx. 20 mm (0.787 in.) or more from normal position
  • Power window regulator motor assembly (for rear LH door)
  • Incorrect installation of power window components
  • Overheated power window regulator motor assembly (for rear LH door)
  • Wire harness or connector
RR-DOOR MOTOR

DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction
  1. Either condition is met:
    1. Power window regulator motor assembly (for rear RH door) is malfunctioning
    2. When ECU in power window regulator motor assembly (for rear RH door) determines that fully closed window position has deviated approx. 20 mm (0.787 in.) or more from normal position
  • Power window regulator motor assembly (for rear RH door)
  • Incorrect installation of power window components
  • Overheated power window regulator motor assembly (for rear RH door)
  • Wire harness or connector
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