Join Now
International Automotive Technicians Network

P1540 Diagnostic Trouble Code Discussion for November 2009

Air Conditioning Refrigerant Over-Pressure - Air Conditioning Disabled


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1540
Help Request Posted
2002 Lincoln LS 3.0L Poor Idle Quality, Surge, Misfire VIN: 1LNHM86SX2
P1540: veicle control command. car was brought in for chugging and miss fire had 121,000. replaced plugs and fuel filter cleared computor road tested returned. two days car returned with same chugging problem. replaced downstream o2 bank 2. this time a week later same problem. found vaccume...
November 07, 2009
2002 Lincoln LS 3.0L Poor Idle Quality, Surge, Misfire VIN: 1LNHM86SX2
P1540: veicle control command. car was brought in for chugging and miss fire had 121,000. replaced plugs and fuel filter cleared computor road tested returned. two days car returned with same chugging problem. replaced downstream o2 bank 2. this time a week later same problem. found vaccume...
November 07, 2009