Inspection & Verification

2007 Ford Escape Base, 2.3 Z, FWD, AutomaticSECTION Inspection & Verification
WARNING: This page is about a different car, the 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the customer concern.
  2. Visually inspect for obvious signs of mechanical or electrical damage.
    VISUAL INSPECTION CHART

    Mechanical Electrical
    • Exterior mirror
    • Exterior mirror control switch
    • Exterior mirror cover
    • Exterior mirror glass
    • Interior rear view mirror
    • Battery junction box (BJB) fuse 23 (10A)
    • Central junction box (CJB) fuse(s):
      • 9 (7.5A)
      • 19 (7.5A)
      • 32 (7.5A)
    • Circuitry
    • Driver door module (DDM)
    • Driver seat module (DSM)
    • Exterior mirror control switch
    • Exterior mirror glass
    • Exterior mirror motor
    • Exterior mirror
    • Interior auto-dimming rear view mirror
    • Loose or corroded connections
  3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
  4. NOTE: Make sure to use the latest scan tool software release.
  5. If the cause is not visually evident, connect the scan tool to the data link connector (DLC).
  6. NOTE: The vehicle communication module (VCM) LED prove out confirms power and ground from the DLC are provided to the VCM.
  7. If the scan tool does not communicate with the VCM:
    • check the VCM connection to the vehicle.
    • check the scan tool connection to the VCM.
    • refer to MODULE COMMUNICATIONS NETWORK article, No Power To The Scan Tool, to diagnose no communication with the scan tool.
  8. If the scan tool does not communicate with the vehicle:
    • verify the ignition key is in the ON position.
    • verify the scan tool operation with a known good vehicle.
    • refer to MODULE COMMUNICATIONS NETWORK article to diagnose no response from the driver door module (DDM) or the driver seat module (DSM).
  9. Preform the network test.
    • If the scan tool responds with no communication from one or more modules, refer to MODULE COMMUNICATIONS NETWORK article.
    • If the network test passes, retrieve and record the continuous memory DTCs.
  10. Clear the continuous DTCs and preform the self-test diagnostics for the DSM or DDM.
  11. If the DTCs retrieved are related to the concern, go to the DRIVER SEAT MODULE (DSM) DTC TABLE  or DRIVER DOOR MODULE (DDM) DTC TABLE . For all other DTCs, refer to MULTIFUNCTION ELECTRONIC MODULES article.
  12. If no DTCs related to the concern are retrieved, go to Symptom Chart - Rear View Mirrors  or Go to Symptom Chart - Noise, Vibration and Harshness (NVH) .
DRIVER DOOR MODULE (DDM) DTC TABLE

DTC Description Action
B2336 Mirror Switch Assembly Circuit Failure Go to Pinpoint Test D .
All Other DTCs - REFER to MULTIFUNCTION ELECTRONIC MODULES article.
DRIVER SEAT MODULE (DSM) DTC TABLE

DTC Description Action
B1667 Mirror Driver Up/Down Motor Stalled Go to Pinpoint Test D .
B1668 Mirror Driver Right/Left Motor Stalled Go to Pinpoint Test D .
B1669 Mirror Passenger Up/Down Motor Stalled Go to Pinpoint Test D .
B1670 Mirror Passenger Right/Left Motor Stalled Go to Pinpoint Test D .
B2312 Mirror Passenger Horizontal Feedback Potentiometer Circuit Failure Go to Pinpoint Test D .
B2315 Mirror Passenger Horizontal Feedback Potentiometer Circuit Short to Ground Go to Pinpoint Test D .
B2316 Mirror Passenger Vertical Feedback Potentiometer Circuit Failure Go to Pinpoint Test D .
B2319 Mirror Passenger Vertical Feedback Potentiometer Circuit Short to Ground Go to Pinpoint Test D .
B2320 Mirror Driver Horizontal Feedback Potentiometer Circuit Failure Go to Pinpoint Test D .
B2323 Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Ground Go to Pinpoint Test D .
B2324 Mirror Driver Vertical Feedback Potentiometer Circuit Failure Go to Pinpoint Test D .
B2327 Mirror Driver Vertical Feedback Potentiometer Circuit Short to Ground Go to Pinpoint Test D .
All Other DTCs - REFER to MULTIFUNCTION ELECTRONIC MODULES article.
RENDER: 1.0x

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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.