No | The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. |
|---|
The Ignition Mode Indicator Is Inoperative
Refer to Wiring Diagrams Cell 20 for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Steering Wheel and Column Electrical Components - System Operation and Component Description (211-05 Steering Wheel and Column Electrical Components, Description and Operation).
BCM DTC Fault Trigger Conditions
DTC | Description | Fault Trigger Conditions |
|---|---|---|
B1240:11 | Start Button Mode Indicator: Circuit Short to Ground | Sets when the BCM detects a short to ground from the ignition mode status indicator circuit. |
B1240:15 Start Button Mode Indicator: Circuit Short to Battery or Open | Sets when the BCM detects an open from the ignition mode status indicator circuit. |
Possible Causes
Wiring, terminals or connectors FCIM (includes the ignition switch) BCM
PINPOINT TEST B : THE IGNITION MODE INDICATOR IS INOPERATIVE
NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
B1 CHECK FOR VOLTAGE TO THE IGNITION MODE INDICATOR
Start the engine. Disconnect FCIM C2402A. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C2402A-5 | Ground |
Is the voltage greater than 11 volts?
Yes | GO to B4 |
|---|---|
No | GO to B2 |
B2 CHECK THE IGNITION MODE INDICATOR CIRCUIT FOR A SHORT TO GROUND
Connect FCIM C2402A. Ignition OFF. Disconnect FCIM C2402A. Disconnect BCM C2280B. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C2402A-5 | Ground |
Is the resistance greater than 10,000 ohms?
Yes | GO to B3 |
|---|---|
No | REPAIR the circuit. |
B3 CHECK THE IGNITION MODE INDICATOR CIRCUIT FOR AN OPEN
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.