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Home >> Ford >> 2003 >> Cutaway 7.3 F >> Repair and Diagnosis >> External Pages >> Different car >> Section 2667 (Warning System - Parking Aid -- F250-F550 Super Duty) >> Diagnosis And Testing >> Parking Aid >> Pinpoint Tests >> Pinpoint Test G: The Audio Volume Does Not Reduce When The Parking Aid Tone Sounds >> Pinpoint Test G: The Audio Volume Does Not Reduce When The Parking Aid Tone Sounds

Pinpoint Test G: The Audio Volume Does Not Reduce When The Parking Aid Tone Sounds

WARNING: This page is about a different car, the 2011 Ford Pickup, 2011 Ford F550 Super Duty, 2011 Ford F450 Super Duty, and 2011 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. G1 CHECK FOR CORRECT PARKING AID SYSTEM OPERATION 
    • Apply the parking brake.
    • Place an object behind the vehicle within range of the parking aid sensors.
    • Ignition ON.
    • Place the transmission in REVERSE (R).
    • Verify the parking aid tone is sounding and the ACM  volume is reduced.
    • Is the parking aid tone sounding and ACM volume reduced? 
    1. Yes:  The system is operating correctly at this time.
    2. No:  GO to  G2.
  2. G2 CHECK THE PARKING AID MESSAGE TO THE ACM 
    • Enter the following diagnostic mode on the scan tool: ACM  DataLogger.
    • Monitor the RPA_STAT (parking aid input status) PID while the parking aid tone is sounding.
    • Does the RPA_STAT PID read "Enabled" while the parking aid tone is sounding? 
    1. Yes:  GO to  G4.
    2. No:  GO to  G3.
  3. G3 CHECK FOR CORRECT PAM OPERATION 
    • Disconnect the PAM  connector.
    • Check for:
      • corrosion
      • damaged pins
      • pushed-out pins
    • Connect the PAM  connector and make sure it seats correctly.
    • Operate the system and determine if the concern is still present.
    • Is the concern still present? 
    1. Yes:  INSTALL a new PAM  . REFER to PARKING AID MODULE (PAM) . CLEAR the DTCs. TEST the system for normal operation.
    2. No:  The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test.
  4. G4 CHECK FOR CORRECT ACM OPERATION 
    • Disconnect the ACM  connector.
    • Check for:
      • corrosion
      • damaged pins
      • pushed-out pins
    • Connect the ACM  connector and make sure it seats correctly.
    • Operate the system and determine if the concern is still present.
    • Is the concern still present? 
    1. Yes:  INSTALL a new ACM  . REFER to DRIVER INFORMATION SYSTEM & ENTERTAINMENT SYSTEM . TEST the system for normal operation.
    2. No:  The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.
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