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Home >> Chevrolet >> 2018 >> Trax Premier, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Engine Controls And Fuel - 1.4L (LE2) - Diagnostic Information And Procedures (P0010-P06B6)) >> Diagnostic Information and Procedures >> DTC P0033-P0035 >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2018 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.

Static Test

  1. Ignition Off, disconnect the harness connector at the Q40 Turbocharger Bypass Solenoid Valve.
  2. Test for 10 - 14 Ω between the control terminal 2 and the Ignition terminal 1 of the Q40 Turbocharger Bypass Solenoid Valve.
    • If not between 10 - 14 Ω 

      Replace the Q40 Turbocharger Bypass Solenoid Valve.

    • Go to next step: If between 10 - 14 Ω 
  3. All OK

Dynamic Test

  1. Install a 10 A fused jumper wire between the ignition terminal 2 of the Q40 Turbocharger Bypass Solenoid Valve and 12 V. Install a jumper wire between the control terminal 1 and ground.
  2. Verify the Q40 Turbocharger Bypass Solenoid Valve plunger retracts.
    • If the plunger does not retract. 

      Replace the Q40 Turbocharger Bypass Solenoid Valve.

    • Go to next step: If the plunger retracts. 
  3. All OK
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