2005 Lincoln LS Engine Problems
- Complaints
- 9about this part
- Share
- 10%of 90 total for the year
- Median mileage
- 80,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 9 complaints about the engine of the 2005 Lincoln LS, 10% of the 90 complaints for this model year. Where a mileage was given, the median is 80,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The car turns on and runs but loses power randomly. It either sputters dead or stalls and backfires. When I turn it off and turn it back on it repeats the cycle. I have replaced fuel pumps, throttle body and maf sensors. And still no luck I see on the Lincoln forums that this is a problem not yet recognized by the nhsta or Lincoln.”
NHTSA complaint #10948483, filed 2017-01, 103,000 miles“While traveling on a divided highway at approximately 35 MPH my car abruptly slowed to about 20 MPH causing vehicles behind me to brake and/or swerve around me. A wrench warning light came on and I found after getting to a safe spot and stopping, that the owner's manual stated that the car was in the limp mode where it would not go any faster and needed to be taken to my nearest ford dealership. After stopping the car I shut if off and upon restarting, the warning wrench light was off and the car acted normally. …”
NHTSA complaint #10499975, filed 2013-02, 40,950 miles“I have three major problems with my 2005 Lincoln LS. The first problem is I have a hard reverse and the gears stick between 30-35 MPH as I accelerate. Sometimes it has a hard bump once it starts accelerating! The second problem is that I have replaced two ignition coils within a year apart and now I have two more ignition coils that need to be replaced per p0354, p0301and p0304.I have replaced the throttle bottle, but the limp home sign has occured twice since then causing the car to decelerate!! The third problem is the catalytic converter per p0420. …”
NHTSA complaint #10465152, filed 2012-07, 60,000 miles“Etc engine fail safe - electronic throttle control replaced with oe... Continues to produce an etc engine fail safe and no code(s) specifics for faulty coils (or which coils) (3 bad coils & passenger side valve/spark plug cover gaskets) or possible faulty alternator. Also, climate control device failed 3 times and was replaced 3 times. Cheap thin walled anti-freeze and windshield washer fluid reservoir cracked during extreme cold weather conditions.”
NHTSA complaint #10881943, filed 2016-07, 99,789 miles“Car lost power on turn into traffic, wrench light and check engine lights went on car, car went on limp home mode as I entered onto the highway at very low speed.”
NHTSA complaint #10583856, filed 2014-04, 12,514 milesRelated service bulletins
- 10109070Sep 21, 2016The Powertrain Control/Emissions Diagnosis (PC/ED) manual has been revised for diagnosing electronic throttle bodies (ETBs). The ETC_ACT and ETC_DSD PIDs should not used to…
- 10048099Aug 1, 2012Ford/lincoln/mercury: may have sludge buildup in throttle body leading to less airflow or engine idling rpm fluctuation and hard starts or battery disconnect or dead battery…
Engine: other model years
Other parts of the 2005 Lincoln LS
21 complaintsTransmission and drivetrain
17 complaintsFuel system
14 complaintsEngine cooling
13 complaintsAir bags
10 complaintsBrakes
9 complaintsVehicle speed control
9 complaintsWheels
8 complaintsTires
4 complaintsElectronic stability control
3 complaintsOther or unknown
3 complaintsSteering
3 complaints
← All problems reported for the 2005 Lincoln LS
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology