LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2009 >> Tundra Base, 5.7 W >> Repair and Diagnosis >> External Pages >> Different car >> Section 165 (Brake Control/Dynamic Control System) >> Vehicle Stability Control System >> DTC U0073/94 Control Module Communication Bus OFF; DTC U0100/65 Lost Communication with ECM / PCM; DTC U0114/27 Lost Communication with 4-Wheel Drive Clutch Control Module; DTC U0123/62 Lost Communication with Yaw Rate Sensor Module; DTC U0124/69 Deceleration Sensor Communication Circuit Malfunction; DTC U0126/63 Lost Communication with Steering Angle Sensor Module >> Inspection Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection Procedure

WARNING: This page is about a different car, the 2009 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
  1. RECONFIRM DTC 
    1. Clear the DTC(s) (See DTC CHECK/CLEAR  ).
    2. Check if the same DTC(s) is output (See DTC CHECK/CLEAR  ).

      Result 

      RESULT REFERENCE

      Result Proceed to
      DTC is output A
      DTC is not output B

    B: CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM CONFIRMATION)  (See HOW TO PROCEED WITH TROUBLESHOOTING )

    A: GO TO CAN COMMUNICATION SYSTEM  (See HOW TO PROCEED WITH TROUBLESHOOTING )