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Pinpoint Test A : The Audible Parking Aid Is Inoperative

  1. NOTE: If a MyKey® restricted key is in use, the parking aid menu is not available in the message center and cannot be deactivated.

    Normal Operation and Fault Conditions 

    REFER to: Parking Aid - System Operation and Component Description .

    Possible Sources 

    • Communication concern
    • PAM
    • TR sensor concern (automatic transmission)
    • Reversing lamp switch concern (manual transmission)

    Visual Inspection and Pre-checks 

    • Verify that the rear parking and front parking aid (if equipped) is enabled in the IPC message center. If the concern is still present after the parking aid is enabled or the parking aid cannot be enabled, continue with this pinpoint test.
    • Inspect BCM fuse 3 (10A).

  2. A1 CHECK THE AUDIO CHIMES

    • Ignition OFF.

    • With the key in the ignition, open the driver door and verify the chime operates correctly.

    Does the chime operate correctly? 

    Yes  GO to  A2
    No  REFER to: Instrumentation, Message Center and Warning Chimes .

  3. A2 CHECK THE AUDIO SYSTEM

    • Ignition ON.

    • Verify the audio system operates correctly from all speakers.

    Does the audio system operate correctly? 

    Yes  GO to  A3
    No  Refer to Audio System

  4. A3 CHECK FOR CORRECT GEAR INPUT

    • Apply the parking brake.

    • While monitoring the IPC PRNDL display, briefly select each gear in the entire gear range.

    Does the IPC PRNDL indicator match the gear selection throughout the entire range? 

    Yes  GO to  A4
    No  REFER to: Instrumentation, Message Center and Warning Chimes .

  5. A4 PERFORM A NETWORK TEST

    • Using a diagnostic scan tool, perform a network test.

    Do all modules pass the network test? 

    Yes  GO to  A5
    No  REFER to: Communications Network .

  6. A5 CHECK THE DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE PAM (PARKING ASSIST CONTROL MODULE) SELF-TEST

    • Using the diagnostic scan tool, perform the PAM self-test.

    Are any PAM Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to Diagnostic Trouble Code (DTC) Chart  in this information.
    No  GO to  A6

  7. A6 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST

    • Using the diagnostic scan tool, perform the IPC self-test.

    Are any IPC Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to: Instrumentation, Message Center and Warning Chimes .
    No  GO to  A7

  8. A7 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE ACM (AUDIO FRONT CONTROL MODULE) SELF-TEST

    • Using the diagnostic scan tool, perform the ACM self-test.

    Are any ACM Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  Refer to Audio System
    No  If the vehicle is equipped with Harman audio, GO to  A8 If the vehicle is not equipped with Harman audio, GO to  A9

  9. A8 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE DSP (AUDIO DIGITAL SIGNAL PROCESSING MODULE) SELF-TEST

    • Using the diagnostic scan tool, perform the DSP self-test.

    Are any DSP Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  Refer to Audio System
    No  GO to  A9

  10. A9 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE BCM (BODY CONTROL MODULE) SELF-TEST

    • Using the diagnostic scan tool, perform the BCM self-test.

    Are any BCM Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to: Body Control Module (BCM) .
    No  GO to  A10

  11. A10 CHECK FOR CORRECT PAM (PARKING ASSIST CONTROL MODULE) OPERATION

    • Ignition OFF.

    • Disconnect and inspect the PAM and all related in-line connectors.

    • Repair:

      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary

    • Reconnect the PAM and all related in-line connectors. Make sure they seat and latch correctly.

    • Operate the system and determine if the concern is still present.

    Is the concern still present? 

    Yes  CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new PAM. REFER to: Parking Assist Control Module (PAM) . If the concern is still present after module replacement, GO to  A11
    No  The system is operating correctly at this time. Concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

  12. A11 CHECK FOR CORRECT IPC (INSTRUMENT PANEL CLUSTER) OPERATION

    • Ignition OFF.

    • Disconnect and inspect the IPC and all related in-line connectors.

    • Repair:

      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary

    • Reconnect the IPC and all related in-line connectors. Make sure they seat and latch correctly.

    • Operate the system and determine if the concern is still present.

    Is the concern still present? 

    Yes  CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, A guided routine is not applicable for this vehicle and market. Replace the component that was faulted through diagnosis. If the concern is still present after module replacement, GO to  A12
    No  The system is operating correctly at this time. Concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

  13. A12 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

    • Ignition OFF.

    • Disconnect and inspect all BCM and all related in-line connectors.

    • Repair:

      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary

    • Reconnect the BCM and all related in-line connectors. Make sure they seat and latch correctly.

    • Operate the system and determine if the concern is still present.

    Is the concern still present? 

    Yes  CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, A guided routine is not applicable for this vehicle and market. Replace the component that was faulted through diagnosis.
    No  The system is operating correctly at this time. Concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.
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