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Parking Assist Switch Indicator Circuit Malfunction

WARNING: This page is about a different car, the 2010 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the S48E multi-function switch module - center console.
  2. Ignition ON, test for B+ between the ignition circuit terminal 3 and ground.
    • If less than the specified value, test the ignition circuit for a short to ground or an open/high resistance.
  3. Command the Park Assist Switch LED output control ON with the scan tool. Test for B+ between the ignition circuit terminal 3 and the signal circuit terminal 6.
    • If less than the specified value, test the signal circuit for an open/high resistance. If all circuits test normal, replace the K41 parking assist control module.
  4. Command the Park Assist Switch LED output control OFF with the scan tool. Test for less than 0.3 V between the ignition circuit terminal 3 and the signal circuit terminal 6.
    • If greater than the specified value, test the signal circuit for a short to ground. If all circuits test normal, replace the K41 parking assist control module.
  5. If all circuits test normal, replace the S48E multi-function switch module - center console.
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