
2008 Ford F-150 Lariat 5.4L Poor Idle Quality, Misfire, MIL Lamp on
We have a problem child here that we're stuck on. This truck came in for a safety & emissions test and passed both (OBD2 emissions). We noticed timing chain noise at idle & suggest a new timing kit, customer said go ahead. replaced components along with ne...
FIX posted 7/17/2020
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VIN | 1FTPW14V48 |
Engine | 5.4 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0345 | Crankshaft Position Sensor 1 Circuit Malfunction |
P0349 | Crankshaft Position Sensor 1 Circuit Intermittent |
P2271 | Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck Rich |
P2273 | Heated Oxygen Sensor (Bank 2 Sensor 2) Signal Stuck Rich |
Message Closed w/FIX
Vehicle Data
2008 Ford F-150 Lariat
VIN | 1FTPW14V48 |
Engine | 5.4 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0345 | Crankshaft Position Sensor 1 Circuit Malfunction |
P0349 | Crankshaft Position Sensor 1 Circuit Intermittent |
P2271 | Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck Rich |
P2273 | Heated Oxygen Sensor (Bank 2 Sensor 2) Signal Stuck Rich |