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Home >> Chevrolet >> 2018 >> Spark LT, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transmission - JATCO CVT) >> Diagnostic Information and Procedures >> DTC P0705, P0706, or P0851 (MR8) >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition - On/Vehicle - In Service Mode & Engine - Off & Transmission in Park
  2. Verify the correct adjustment: Manual Shift Shaft/Park/Neutral Position Switch - Refer to: Manual Shift Shaft Position Switch Adjustment 
    • If not the specified state 

      Repair as necessary

    • Go to next step: If the specified state 
  3. Verify the correct adjustment: Range Selector Lever Cable - Refer to: Range Selector Lever Cable Adjustment 
    • If not the specified state 

      Repair as necessary

    • Go to next step: If the specified state 
  4. Operate the component: S3 Transmission Shift Lever

    Verify the scan tool parameter: Transmission Range Switch = S3 Transmission Shift Lever

    • If not the specified state 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified state 
  5. Verify DTC P0705, P0706, P0851 is only set as a history DTC.
    • If set as a current DTC 

      Refer to: Circuit/System Testing

  6. Clear DTCs
  7. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.

    Verify the DTC does not set.

    • If the DTC sets 

      Refer to: Circuit/System Testing

    • Go to next step: If the DTC is not set 
  8. All OK.