Inspection and Verification

2010 Mercury Mariner Hybrid, AWDSECTION Inspection and Verification
WARNING: This page is about a different car, the 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. 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
    • Binding latch(es)
    • Central junction box (CJB) fuse(s):
      • 19 (5A)
      • 35 (10A)
      • 41 (10A)
      • 42 (15A)
      • 102 (30A)
    • Circuitry
    • Relays
    • Remote keyless entry (RKE) transmitter
    • RKE keypad
    • Vehicle security module
  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. If the concern is not visually evident, connect the diagnostic tool to the data link connector (DLC) and select the vehicle to be tested. If the diagnostic tool does not communicate with the vehicle:
    • check that the program card is correctly installed.
    • check the connections to the vehicle.
    • check the ignition switch position.
  5. If the diagnostic tool still does not communicate with the vehicle, refer to diagnostic tool's operating manual.
  6. Carry out the diagnostic tool data link test. If the diagnostic tool responds with:
    • CAN, ISO or UBP circuit fault; all electronic control units no response/not equipped, refer to MODULE COMMUNICATIONS NETWORK .
    • No response/not equipped for vehicle security module, refer to MULTIFUNCTION ELECTRONIC MODULES .
    • System passed, retrieve and record the continuous diagnostic trouble codes (DTCs), erase the continuous DTCs, and carry out the self-test diagnostics for the vehicle security module.
  7. If the DTCs retrieved are related to the concern, go to the VEHICLE SECURITY MODULE DIAGNOSTIC TROUBLE CODE (DTC) INDEX .
  8. If no DTCs related to the concern are retrieved, GO to SYMPTOM CHART .
VEHICLE SECURITY MODULE DIAGNOSTIC TROUBLE CODE (DTC) INDEX

DTC Description Source Action
B1300 Power Door Lock Circuit Failure Vehicle Security Module GO to PINPOINT TEST E .
B1311 Power Door Unlock Circuit Failure Vehicle Security Module GO to PINPOINT TEST E .
B1321 Driver Door Ajar Circuit Short to Battery Vehicle Security Module GO to PINPOINT TEST H .
B1329 Passenger Door Ajar Circuit Short to Battery Vehicle Security Module GO to PINPOINT TEST H .
B1333 Liftgate Ajar Rear Door Circuit Short to Battery Vehicle Security Module GO to PINPOINT TEST H .
B1337 Door Ajar RR Circuit Short to Battery Vehicle Security Module GO to PINPOINT TEST H .
B1573 Door Ajar LR Circuit Short to Battery Vehicle Security Module GO to PINPOINT TEST H .
B2276 Less Than 2 Transmitters Programmed Vehicle Security Module GO to PINPOINT TEST K .
B2425 Remote Keyless Entry Out of Synchronization Vehicle Security Module GO to PINPOINT TEST K .
B2675 Keypad_B Switch Circuit Failure Vehicle Security Module GO to PINPOINT TEST F .
B2676 Keypad_C Switch Circuit Failure Vehicle Security Module GO to PINPOINT TEST F .
B2695 Keypad_A Switch Circuit Failure Vehicle Security Module GO to PINPOINT TEST F .
U2306 Invalid Vehicle Speed Vehicle Security Module GO to PINPOINT TEST H .
For all other DTCS - Vehicle Security Module REFER to MULTIFUNCTION ELECTRONIC MODULES .
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.