Lincoln Aviator: Maintenance / Engine Coolant Check

WARNING: Do not remove the coolant reservoir cap when the engine is on or the cooling system is hot. Wait 10 minutes for the cooling system to cool down. Cover the coolant reservoir cap with a thick cloth to prevent the possibility of scalding and slowly remove the cap. Failure to follow this instruction could result in personal injury.

WARNING: Do not put coolant in the windshield washer reservoir. If sprayed on the windshield, coolant could make it difficult to see through the windshield.

WARNING: To reduce the risk of personal injury, make sure the engine is cool before unscrewing the coolant pressure relief cap. The cooling system is under pressure. Steam and hot liquid can come out forcefully when you loosen the cap slightly.

WARNING: Do not add coolant further than the MAX mark.

When the engine is cold, check the concentration and level of the coolant at the intervals listed in the scheduled maintenance information.

Note: Make sure that the coolant level is between the MIN and MAX marks on the coolant reservoir.

Note: Coolant expands when it is hot. The level may extend beyond the MAX mark.

Maintain coolant concentration within 48% to 50%, which equates to a freeze point between -29°F (-34°C) and -35°F (-37°C). Coolant concentration should be checked using a refractometer. We do not recommend the use of hydrometers or coolant test strips for measuring coolant concentration.

Changing the Engine Air Filter

WARNING: To reduce the risk of vehicle damage and personal burn injuries, do not start your engine with the air cleaner removed and do not remove it while the engine is running...

Adding Coolant

WARNING: Do not add engine coolant when the engine is on or the cooling system is hot. Failure to follow this instruction could result in personal injury...

Other information:

Lincoln Aviator 2020-2025 Service Manual: Diagnosis and Testing - Vehicle Dynamic Suspension


Diagnostic Trouble Code (DTC) Chart Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).   Diagnostic Trouble Code Chart Module   DTC Description Action   VDM C110C:11 Left Front Damper Solenoid: Circuit Short to Ground   GO to Pinpoint Test D   VDM C110C:12 Left Front Damper Solenoid: Circuit Short to Battery   GO to Pinpoint Test D   VDM C110C:13 Left Front Damper Solenoid: Circuit Open   GO to Pinpoint Test D   VDM C110C:64 Left Front Damper Solenoid:Signal Plausibility Failure   GO to Pinpoint Test D   VDM C110D:11 Right Front Damper Solenoid: Circuit Short to Ground   GO to Pinpoint Test E   VDM C110D:12 Right Front Damper Solenoid: Circuit Short to Battery   GO to Pinpoint Test E   VDM C110D:13 Right Front Damper Solenoid: Circuit Open   GO to Pinpoint Test E   VDM C110D:64 Right Front Damper Solenoid:Signal Plausibility Failure   GO to Pinpoint Test E   VDM C110E:11 Left Rear Damper Solenoid: Circuit Short to Ground   GO to Pinpoint Test F   VDM C110E:12 Left Rear Damper Solenoid: Circuit Short to Battery   GO to Pinpoint Test F   VDM C110E:13 Left Rear Damper Solenoid: Circuit Open   GO to Pinpoint Test F   VDM C110E:64 Left Rear Damper Solenoid:Signal Plausibility Failure   GO to Pinpoint Test F   VDM C110F:11 Right Rear Damper Solenoid: Circuit Short to Ground   GO to Pinpoint Test G   VDM C110F:12 Right Rear Damper Solenoid: Circuit Short to Battery   GO to Pinpoint Test G   VDM C110F:13 Right Rear Damper Solenoid: Circuit Open   GO to Pinpoint Test G   VDM C110F:64 Right Rear Damper Solenoid:Signal Plausibility Failure   GO to Pinpoint Test G   VDM C1124:55 Height Sensor(s):Not Configured   GO to Pinpoint Test U   VDM C1124:56 Height Sensor(s):Invalid/Incompatible Configuration   GO to Pinpoint Test U   VDM C1A03:11 Left Front Height Sensor: Circuit Short to Ground   GO to Pinpoint Test H   VDM C1A03:12 Left Front Height Sensor: Circuit Short to Battery   GO to Pinpoint Test H   VDM C1A03:29 Left Front Height Sensor:Signal Invalid   GO to Pinpoint Test H   VDM C1A03:64 Left Front Height Sensor:Signal Plausibility Failure   GO to Pinpoint Test T   VDM C1A04:11 Right Front Height Sensor: Circuit Short to Ground   GO to Pinpoint Test I   VDM C1A04:12 Right Front Height Sensor: Circuit Short to Battery   GO to Pinpoint Test I   VDM C1A04:29 Right Front Height Sensor:Signal Invalid   GO to Pinpoint Test I   VDM C1A04:64 Right Front Height Sensor:Signal Plausibility Failure   GO to Pinpoint Test T   VDM C1A05:11 Left Rear Height Sensor: Circuit Short to Ground   GO to Pinpoint Test J   VDM C1A05:12 Left Rear Height Sensor: Circuit Short to Battery   GO to Pinpoint Test J   VDM C1A05:29 Left Rear Height Sensor:Signal Invalid   GO to Pinpoint Test J   VDM C1A05:64 Left Rear Height Sensor:Signal Plausibility Failure   GO to Pinpoint Test T   VDM C1A06:11 Right Rear Height Sensor: Circuit Short to Ground   GO to Pinpoint Test K   VDM C1A06:12 Right Rear Height Sensor: Circuit Short to Battery   GO to Pinpoint Test K   VDM C1A06:29 Right Rear Height Sensor:Signal Invalid   GO to Pinpoint Test K   VDM C1A06:64 Right Rear Height Sensor:Signal Plausibility Failure   GO to Pinpoint Test T   VDM P1758:19 Pressure Solenoid Control System Incorrect Current: Circuit Current Above Threshold   GO to Pinpoint Test C   VDM U0100:87 Lost Communication With ECM / PCM: Missing Message   GO to Pinpoint Test M   VDM U0121:87 Lost Communication With Anti-Lock Brake System (ABS) Control Module: Missing Message   GO to Pinpoint Test N   VDM U0131:87 Lost Communication With EPAS module: Missing Message   GO to Pinpoint Test O   VDM U0140:87 Lost Communication With Body Control Module: Missing Message   GO to Pinpoint Test P   VDM U0151:87 Lost Communication With Restraints Control Module: Missing Message   GO to Pinpoint Test Q   VDM U0164:87 Lost Communication With HVAC Control Module:Missing Message   GO to Pinpoint Test R   VDM U023A:87 Lost Communication With Image Processing Module A:Missing Message   GO to Pinpoint Test S   VDM U0401:00 Invalid Data Received from ECM/PCM A:No Sub Type Information   GO to Pinpoint Test W   VDM U0415:00 Invalid Data Received from Anti-Lock Brake System (ABS) Control Module "A":No Sub Type Information   GO to Pinpoint Test X   VDM U0420:00 Invalid Data Received from Power Steering Control Module "A":No Sub Type Information   GO to Pinpoint Test Y   VDM U0422:00 Invalid Data Received From Body Control Module:No Sub Type Information   GO to Pinpoint Test Z   VDM U0424:00 Invalid Data Received From HVAC Control Module:No Sub Type Information   GO to Pinpoint Test AA   VDM U0452:00 Invalid Data Received From Restraints Control Module:No Sub Type Information   GO to Pinpoint Test AB   VDM U053B:00 Invalid Data Received From Image Processing Module A:No Sub Type Information   GO to Pinpoint Test AC   VDM U1000:00 Solid State Driver Protection Active -Driver Disabled:No Sub Type Information   GO to Pinpoint Test V   VDM U200D:11 Control Module Output Power A: Circuit Short to Ground   GO to Pinpoint Test L   VDM U200D:12 Control Module Output Power A: Circuit Short to Battery   GO to Pinpoint Test L   VDM U200E:11 Control Module Output Power B: Circuit Short to Ground   GO to Pinpoint Test L   VDM U200E:12 Control Module Output Power B: Circuit Short to Battery   GO to Pinpoint Test L   VDM U200F:11 Control Module Output Power C:Circuit Short To Ground   GO to Pinpoint Test J   VDM U200F:12 Control Module Output Power C:Circuit Short To Battery   GO to Pinpoint Test J   VDM U201E:11 Control Module Output Power D:Circuit Short To Ground   GO to Pinpoint Test K   VDM U201E:12 Control Module Output Power D:Circuit Short To Battery   GO to Pinpoint Test K   VDM U2024:51 Control Module Cal-Config Data:Not Programmed   GO to Pinpoint Test V   VDM U2100:00 Initial Configuration Not Complete:No Sub Type Information   GO to Pinpoint Test V   VDM U2200:00 Control Module Configuration Memory Corrupt:No Sub Type Information   GO to Pinpoint Test V   VDM U3000:04 Control Module:System Internal Failures   GO to Pinpoint Test V   VDM U3000:49 Control Module:Internal Electronic Failure   GO to Pinpoint Test V   VDM U3003:16 Battery Voltage: Circuit Voltage Below Threshold   GO to Pinpoint Test A   VDM U3003:17 Battery Voltage: Circuit Voltage Above Threshold   GO to Pinpoint Test B Symptom Chart Symptom Chart: Vehicle Dynamic Suspension Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices...

Lincoln Aviator 2020-2025 Service Manual: General Procedures - Corrosion Prevention


Special Tool(s) / General Equipment Rust Protection Coating Gun Undercoating Gun Materials Name Specification ValuGard™ Premium UndercoatingVG101, VG101A -  ValuGard™ Rust InhibitorVG104, VG104A -  Motorcraft® Metal Surface Prep WipesZC-31-B -  Repair NOTE: Undercoating NOTE: The following illustrations are not vehicle specific and are intended for reference only...

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Activating Intelligent Access

The intelligent access key must be within 3 ft (1 m) of the door or luggage compartment you intend to lock or unlock.

At a Door

Electronic door handles are on each door. Gently depress the switch inside the exterior door handle to unlock and open the door. An unlock symbol illuminates on the door window trim indicating your vehicle is unlocked.

Lincoln Aviator. Activating Intelligent Access

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