Diagnostic Trouble Code (DTC) Chart
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
Diagnostic Trouble Code Chart
Module | DTC | Description | Action |
---|---|---|---|
BCM | B1A85:11 | Ambient Light Sensor: Circuit Short To Ground | GO to Pinpoint Test A |
BCM | B1A85:13 | Ambient Light Sensor:Circuit Open | GO to Pinpoint Test A |
BCM | — | All other BCM Diagnostic Trouble Codes (DTCs) |
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing). |
Symptom Charts
Symptom Chart: Autolamps
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
Condition | Possible Sources | Actions |
---|---|---|
A module does not respond to the diagnostic scan tool |
|
REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing). |
The autolamps are inoperative or do not operate correctly | Refer to the Pinpoint Test | GO to Pinpoint Test A |
Pinpoint Tests
Refer to Wiring Diagrams Cell 86 for schematic and connector information. Normal Operation and Fault Conditions
REFER to: Exterior Lighting - Overview (417-01 Exterior Lighting, Description and Operation). DTC Fault Trigger Conditions
Possible Sources
Visual Inspection and Pre-checks
|
||||||||||
A1 CHECK THE MANUAL HEADLAMP OPERATION | ||||||||||
Do the headlamps operate correctly?
|
||||||||||
A2 CHECK FOR VOLTAGE TO THE LIGHT SENSOR | ||||||||||
Is the voltage approximately 5 volts?
|
||||||||||
A3 CHECK THE LIGHT SENSOR FOR GROUND | ||||||||||
Is the voltage approximately 5 volts?
|
||||||||||
A4 CHECK THE LIGHT SENSOR GROUND CIRCUIT FOR AN OPEN | ||||||||||
Is the resistance less than 3 ohms?
|
||||||||||
A5 CHECK THE LIGHT SENSOR INPUT CIRCUIT FOR A SHORT TO GROUND | ||||||||||
Is the resistance greater than 10,000 ohms?
|
||||||||||
A6 CHECK THE LIGHT SENSOR INPUT CIRCUIT FOR AN OPEN | ||||||||||
Is the resistance less than 3 ohms?
|
||||||||||
A7 CHECK THE LIGHT SENSOR INPUT CIRCUIT FOR A SHORT TO VOLTAGE | ||||||||||
Is any voltage present?
|
||||||||||
A8 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION | ||||||||||
Is the concern still present?
|
Use the key blade to start your vehicle and unlock or lock the driver door from outside your vehicle. The integrated keyhead transmitter functions as a programmed ignition key that operates all the locks and starts your vehicle, as well as a remote control.