
2000 Ford Expedition XLT 5.4L Poor Idle Quality, Hesitation
having code po174 and po156, both relating to bank 2. ive checked for vacuum leaks with a smoke machine, i also removed the elbow behind the iac to look visually for a cracked line. cannot seeem to find any vacuum leaks.
FIX posted 4/8/2013
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Message Closed w/FIX
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VIN | 1FMPU16L7Y |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation |
Occurs | Always |
Trouble Codes
P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction |
P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
2000 Ford Expedition XLT
VIN | 1FMPU16L7Y |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation |
Occurs | Always |
Trouble Codes
P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction |
P0174 | Fuel System Too Lean (Bank 2) |