Is any voltage present?
Yes | REPAIR the circuit. |
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No | GO to C6 |
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C6 CHECK THE PCM (POWERTRAIN CONTROL MODULE) WAKE-UP SIGNAL CIRCUIT FOR AN OPEN
Ignition OFF.
Measure:
Positive Lead | Measurement / Action | Negative Lead |
C1381B-65 | C2280F-18 |
Is the resistance less than 3 ohms?
Yes | GO to C7 |
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No | REPAIR the circuit. |
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C7 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION
Ignition OFF.
Disconnect and inspect all BCM connectors.
Repair:
corrosion (install new connectors or terminals - clean module pins)
damaged or bent pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the BCM connectors. Make sure they seat and latch correctly.
Operate the system and determine if the concern is still present.
Is the concern still present?
Yes | CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW the TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, |
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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. |
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Original technical text and illustrations, formatted as HTML. Follow the engine, transmission, equipment, model and year specified in the source. Import and layout checks do not establish applicability to every 2015–2017 Mustang. About this collection.