Inspection and Verification
WARNING: This page is about a different car, the 2009 Mercury Sable, 2009 Ford Taurus X, and 2009 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
- Verify the customer concern.
- Visually inspect for obvious signs of mechanical or electrical damage.VISUAL INSPECTION CHART
Mechanical Electrical - Interior auto-dimming rear view mirror
- Exterior mirror
- Exterior mirror control switch
- Battery junction box (BJB) fuse(s):
- 49 (15A)
- Smart junction box (SJB) fuse(s):
- 12 (7.5A)
- 31 (10A)
- 41 (15A)
- Driver seat module (DSM)
- HVAC Electronic automatic temperature control (EATC)
- HVAC Electronic manual temperature control (EMTC)
- Exterior mirror
- Exterior mirror control switch
- Exterior mirror glass
- Exterior mirror motor
- Heated rear window relay
- Interior auto-dimming rear view mirror
- Loose or corroded connections
- Wiring harness
- If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
- If the cause is not visually evident, connect the scan tool to the data link connector (DLC).
- 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.
- 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 DSM.
- Carry out 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.
- Clear the continuous DTCs and carry out the self-test diagnostics for the DSM.
- If the DTCs retrieved are related to the concern, go to the Driver Seat Module (DSM) DTC Table. For all other DTCs, refer to MULTIFUNCTION ELECTRONIC MODULES article.
- If no DTCs related to the concern are retrieved, go to Symptom Chart .
NOTE:
Make sure to use the latest scan tool software release.
NOTE:
The vehicle communication module (VCM) LED prove-out confirms power and ground from the DLC are provided to the VCM.
DRIVER SEAT MODULE (DSM) DTC TABLE
| DTC | Description | Action |
|---|---|---|
| B1667 | Mirror Driver Up/Down Motor Stalled | Go to Pinpoint Test F . |
| B1668 | Mirror Driver Right/Left Motor Stalled | Go to Pinpoint Test F . |
| B1669 | Mirror Passenger Up/Down Motor Stalled | Go to Pinpoint Test F . |
| B1670 | Mirror Passenger Right/Left Motor Stalled | Go to Pinpoint Test F . |
| B1733 | Mirror Driver Vertical Switch Circuit Failure | Go to Pinpoint Test F . |
| B1737 | Mirror Driver Horizontal Switch Circuit Failure | Go to Pinpoint Test F . |
| B1741 | Mirror Passenger Vertical Switch Circuit Failure | Go to Pinpoint Test F . |
| B1745 | Mirror Passenger Horizontal Switch Circuit Failure | Go to Pinpoint Test F . |
| B2223 | Mirror Driver Drive Circuit Failure | Go to Pinpoint Test F . |
| B2224 | Mirror Passenger Drive Circuit Failure | Go to Pinpoint Test F . |
| B2312 | Mirror Passenger Horizontal Feedback Potentiometer Circuit Failure | Go to Pinpoint Test F . |
| B2314 | Mirror Passenger Horizontal Feedback Potentiometer Circuit Short to Battery | Go to Pinpoint Test F . |
| B2316 | Mirror Passenger Vertical Feedback Potentiometer Circuit Failure | Go to Pinpoint Test F . |
| B2318 | Mirror Passenger Vertical Feedback Potentiometer Circuit Short to Battery | Go to Pinpoint Test F . |
| B2320 | Mirror Driver Horizontal Feedback Potentiometer Circuit Failure | Go to Pinpoint Test F . |
| B2322 | Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Battery | Go to Pinpoint Test F . |
| B2324 | Mirror Driver Vertical Feedback Potentiometer Circuit Failure | Go to Pinpoint Test F . |
| B2326 | Mirror Driver Vertical Feedback Potentiometer Circuit Short to Battery | Go to Pinpoint Test F . |
| All other DTCs | - | REFER to the Master DTC Table in MULTIFUNCTION ELECTRONIC MODULES article. |