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Home >> GMC >> 2009 >> Acadia SLE, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 275 (Object Detection System And Pedestrian Protection System) >> Diagnostic Information and Procedures >> DTC B356A: Vehicle Direction Warning Switch Circuit >> Component Test
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Component Test

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. 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 S16 Driver Information Center Switch.
  2. Test for infinite resistance between the control circuit terminal 14 and ground circuit terminal 7.
    • If less than infinite resistance 

      Replace the S16 Driver Information Center Switch.

    • If infinite resistance 
  3. Test for 1.0k - 1.5k Ω between the control circuit terminal 2 and ground circuit terminal 7 while pressing forward collision alert switch.
    • If not between 1.0k - 1.5k Ω 

      Replace the S16 Driver Information Center Switch.

    • If between 1.0k - 1.5k Ω 
  4. Test for 3.8k - 5.8k Ω between the control circuit terminal 2 and ground circuit terminal 7 while pressing lane departure warning switch.
    • If not between 3.8k - 5.8k Ω 

      Replace the S16 Driver Information Center Switch.

    • If between 3.8k - 5.8k Ω 
  5. All OK.