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 MANUALSFORD2012EXPLORER AWD V6-3.5LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINECYLINDER BLOCK ASSEMBLYENGINE BLOCK HEATERSERVICE AND REPAIR
2012 Ford Explorer AWD V6-3.5L
Engine Block Heater: Service and Repair
2012 Ford Explorer AWD V6-3.5LSECTION Service and Repair
Block Heater - 3.5L Ti-VCT
WARNING: Before beginning any service procedure, REFER to Safety Warnings . Failure to follow this instruction may result in serious personal injury.
Exploded View
Removal
1. Drain the cooling system. REFER to Cooling System Draining, Filling and Bleeding - 3.5L Ti-VCT .
2. Detach the block heater electrical connector heat shield.
3. Disconnect the block heater electrical connector.
4. Remove the block heater.
Installation
1. Install the block heater.
- Tighten to 40 Nm (30 lb-ft).
2. NOTICE: Make sure that the block heater wiring is routed and secured away from rotating or hot components, or the wiring may be damaged.
Connect the block heater electrical connector.
3. Attach the block heater electrical connector heat shield.
4. Fill and bleed the cooling system. REFER to Cooling System Draining, Filling and Bleeding - 3.5L Ti-VCT .
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.