Lincoln Aviator: Maintenance / Power Steering Fluid Check

Brake Fluid Check

WARNING: Do not use any fluid other than the recommended brake fluid as this will reduce brake efficiency. Use of incorrect fluid could result in the loss of vehicle control, serious personal injury or death...

Changing the 12V Battery

WARNING: Batteries normally produce explosive gases which can cause personal injury. Therefore, do not allow flames, sparks or lighted substances to come near the battery...

Other information:

Lincoln Aviator 2020-2026 Service Manual: Description and Operation - Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions

  WARNING: Before working on or disconnecting any of the fuel tubes or fuel system components, relieve the fuel system pressure to prevent accidental spraying of fuel. Fuel in the fuel system remains under high pressure, even when the engine is not running...

Lincoln Aviator 2020-2026 Service Manual: Diagnosis and Testing - Transmission Cooling

Diagnostic Trouble Code (DTC) Chart   Diagnostic Trouble Code Chart Module   DTC Description Action   PCM P1783:00 Transmission Overtemperature Condition:No Sub Type Information   GO to Pinpoint Test B   PCM P2681:00 Engine Coolant Bypass Valve A Control Circuit/Open:No Sub Type Information   GO to Pinpoint Test A   PCM P2683:00 Engine Coolant Bypass Valve A Control Circuit High:No Sub Type Information   GO to Pinpoint Test A Inspection and Verification NOTICE: When internal wear/damage occurs in the transmission, metal particles, clutch plate material and band material can travel into the torque converter, the transmission fluid cooler tubes, the transmission fluid cooler, the transmission fluid warmer (if equipped), and the cooler bypass valve (if equipped)...