U0398 DTC For Ford Expedition 3
Ford Expedition 3 Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | Opposed Cylinder Engine |
| Engine Air Intake Process : | Turbocharged Engine |
Your Ford Expedition 3 engine control system detects a problem, the computer stores the diagnostic trouble
code U0398 in its memory.
To figure out what is wrong with your vehicle you must first extract the U0398 DTC For Ford Expedition 3.
A good ground connection is also extremely important. U0398 Ford Expedition 3 engine problem because the presence of voltage at the panel harness won't make the panel work if there is a bad ground connection. Since the instrument cluster is mounted in a plastic dash, a separate ground wire or ground circuit through the wiring harness is usually needed to complete the power circuit. Refer again to the wiring diagram to find the ground path, and then check it with your ohmmeter. Do not use a self-powered test light because it cannot measure resistance (any resistance will lower circuit voltage).
U0398 Ford Expedition 3 DTC Meaning
| U |
Network Code - Problem is climate control system, lighting, airbags, etc. |
| 0 |
SAE - Generic |
| 3 |
IC Module 4X Ref Circuit Intermittent, No Pulses |
| 9 |
TP Sensor Learn Not Complete |
| 8 |
Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit |
While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the U0398 Ford Expedition 3 code system was in four-cylinder mode. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually changed in the engine compartment using hand tools.
You can also check other Ford car models :
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The listed Ford models will give information about U0398 DTC.
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