No | The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues. |
|---|
C1B14:11, C1B14:12
Refer to Wiring Diagrams Cell 55 for schematic and connector information.
Normal Operation and Fault Conditions
A 5-volt reference voltage and ground is supplied to the climate control sensors and actuators from the FCIM.
DTC Fault Trigger Conditions
DTC | Description | Fault Trigger Conditions |
|---|---|---|
C1B14:11 | Sensor Supply Voltage A: Circuit Short to Ground | This DTC sets when the module senses less than 5 volts on the sensor reference voltage circuit, indicating a short to ground. |
C1B14:12 Sensor Supply Voltage A: Circuit Short to Battery | This DTC sets when the module senses greater than 5 volts on the sensor reference voltage circuit, indicating a short to voltage. |
Possible Sources
Wiring, terminals or connectors FCIM
PINPOINT TEST Q : C1B14:11, C1B14:12
NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
Q1 CHECK THE FCIM (FRONT CONTROLS INTERFACE MODULE) DTCS
Ignition ON. Using a diagnostic scan tool, perform FCIM self-test.
Is DTC C1B14:11 present?
Yes | GO to Q2 | |
|---|---|---|
No | GO to Q5 | |
Q2 CHECK THE REFERENCE VOLTAGE CIRCUIT FOR A SHORT TO GROUND
Ignition OFF. Disconnect FCIM C2402A. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C2402A-3 | Ground |
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.