Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2021TRANSIT-150 XLT, 3.5L ENG VIN 8, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTWARNING SYSTEMSLANE KEEPING SYSTEMDIAGNOSIS AND TESTINGLANE KEEPING SYSTEMPINPOINT TESTSPINPOINT TEST AA: DTC (DIAGNOSTIC TROUBLE CODE) U0405:64
2021 Ford Transit-150 XLT, 3.5L Eng VIN 8, AWD
Pinpoint Test Aa: DTC (Diagnostic Trouble Code) U0405:64
2021 Ford Transit-150 XLT, 3.5L Eng VIN 8, AWDSECTION Pinpoint Test Aa: DTC (Diagnostic Trouble Code) U0405:64
- Normal Operation and Fault Conditions
DTC Fault Trigger Conditions
DTC Description Fault Trigger Condition CCM U0405:64 Invalid Data Received From Cruise Control Module: Signal Plausibility Failure This continues memory DTC sets due to a fault in the CCM Possible Sources
- CCM concern
- AA1 CHECK FOR CCM SIGNAL
- Ignition ON.
- Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.
Is DTC U0405:64 still present?
Yes RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the CCM REFER to: Cruise Control . REFER to: Collision Warning and Collision Avoidance System . No DIAGNOSE the observable symptom.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.