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.
2013 Lincoln Navigator Base, RWDFACTORY OEM SERVICE PROCEDURE
Engine Cooling System DTCS
PCM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| P0217 | Engine Coolant Over Temperature Condition | GO to PINPOINT TEST B . |
| P1285 | Cylinder Head Over Temperature Condition | GO to PINPOINT TEST B . |
| P1299 | Cylinder Head Over Temperature Protection Active | GO to PINPOINT TEST B . |
| P0125 | Insufficient Coolant Temperature For Closed Loop Fuel Control | GO to PINPOINT TEST C . |
| P0128 | Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) | GO to PINPOINT TEST C . |
| P0480 P0481 P0482 | Fan 1, 2 or 3 Control Circuit, Respectively | REFER to the INTRODUCTION - GASOLINE MODELS . |
| All Other PCM DTCs | - | REFER to ELECTRONIC ENGINE CONTROLS . |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.