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HOMESERVICE MANUALSFORD2021EDGE SE, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 505 (ELECTRONIC POWER ASSIST STEERING (EPAS) GUIDED ROUTINE)PINPOINT TESTSPINPOINT TESTS AX: PSCM DTC U053B INVALID DATA RECEIVED FROM IMAGE PROCESSING MODULE APINPOINT TEST PURPOSE
2021 Ford Edge SE, 4WD

Pinpoint Test Purpose

2021 Ford Edge SE, 4WDSECTION Pinpoint Test Purpose
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To verify the presence of DTC U053B and identify the correct Service Information for diagnosing the DTC concern.

  1. AX1: CHECK PSCM DTC 
    • Start the vehicle.
      • Make sure the engine ready indicator is illuminated.

      Carry out the PSCM self-test.

    • Is DTC U053B:xx currently present and active in the PSCM? 
    Yes No
    Go to  AX2. If the PSCM does NOT list DTC U053B Invalid Data Received from the IPMA, DISCONTINUE this test and REFER to the DTC Chart for diagnostic direction.
  2. AX2: CHECK THE VEHICLE BATTERY AND CHARGING SYSTEM VOLTAGE 
    • Ignition ON, engine OFF.
    • Refer to the Charging System General Information article and carry out Pinpoint Test A: Battery Condition Test (battery state of charge).
    • Did the battery pass the condition test (battery state of charge)? 
    Yes No
    Go to  AX3. INSTALL a new 12-volt battery. REFER to the Battery, Mounting and Cables article. Go to  AX3.
  3. AX3: RECHECK THE PSCM DTC 
    • Clear the PSCM DTCs.
    • Ignition OFF.
    • Start the vehicle.
      • Make sure the engine ready indicator is illuminated.

      Carry out the PSCM self-test.

    • Is DTC U053B:xx currently present and active in the PSCM? 
    Yes No
    DIAGNOSE the IPMA concern. REFER to the Rear View Mirrors article. The concern is not present at this time and may have been set due to a low battery state of charge. The test is complete, no further action is required.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.