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Home >> Mitsubishi >> 2014 >> Lancer Evolution GSR >> Repair and Diagnosis (Single Page) >> External Pages >> Different variant/trim >> Section 25 (Wireless Control Module (WCM) - With Diagnostics - Lancer) >> Diagnosis >> Diagnostic Trouble Code Procedures >> DTC B1731: Engine control module communication timeout >> Notes
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DTC B1731: Engine control module communication timeout: Notes

WARNING: This page is about a different variant/trim than selected.
CAUTION:
  • When the DTC B1731 is set, be sure to diagnose the CAN bus line.
  • When replacing the ECU, always check that the communication circuit is normal.
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