Pinpoint Test C : DTC (Diagnostic Trouble Code) B12D8:11, DTC (Diagnostic Trouble Code) B12D8:13: Notes
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Vehicle Emergency Messaging System for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Lane Keeping System - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B12D8:11 | Mirror Heater Output: Circuit Short To Ground | An on-demand and continuous memory DTC that sets in the IPMA if an excessive current draw is detected on the IPMA camera heated windshield element output circuit. |
| B12D8:13 | Mirror Heater Output: Circuit Open | An on-demand and continuous memory DTC that sets in the IPMA if a lower than expected current draw is detected on the IPMA camera heated windshield element output circuit. |
Possible Causes
- Wiring, terminals or connectors
- IPMA camera heated windshield element
- IPMA (integral to the interior rear view mirror)
Visual Inspection and Diagnostic Pre-Checks
- Inspect the integrity of the wiring, terminals and connectors on the jumper harness between the vehicle harness and the IPMA camera heated windshield element.