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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 360 (Abs With BA & EBD System - Diagnostics) >> Circuit Inspection >> DTC C1243/43: Malfunction In Deceleration Sensor, DTC C1245/45 Malfunction In Deceleration Sensor >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2002 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Start the inspection from step  1 in case of using the TOYOTA hand-held tester and start from step  2 in case of not using the TOYOTA hand-held tester.
  1. Read Value Of Toyota Hand-Held Tester (Deceleration Sensor Output Value) 
    1. Select the DATALIST mode on the TOYOTA hand-held tester.
    2. Check that the deceleration value of the deceleration sensor displayed by the TOYOTA hand-held tester is changing when tilting the vehicle.
      1. OK: Deceleration Value Must Be Changing. 
    1. OK: Go To Step   3 
    2. NG: Go To Next Step  .
  2. Check Wire Harness And Connector (Deceleration Sensor - Skid Control ECU)  See HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS )
    1. OK: Go To Next Step  .
    2. NG: Repair Or Replace Harness Or Connector 
  3. Inspect Deceleration Sensor (See  PRE-CHECK  ) 
    1. OK: Check And Replace Skid Control ECU Assy. 
    2. NG: Replace Deceleration Sensor 
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