Ford E-450 Super Duty Stripped Chassis P0139 Engine Error Code

When you check Ford E-450 Super Duty Stripped Chassis car engine light came on code P0139 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Ford manufacturer may have a different definition for the P0139 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

On 1999 and later P0139 Ford E-450 Super Duty Stripped Chassis engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.

Ford E-450 Super Duty Stripped Chassis P0139 OBD-II Diagnostic Powertrain (P) Trouble Code Description Ford E-450 Super Duty Stripped Chassis car P0139 OBD-II Trouble Code The Heated Oxygen Sensor 2 (HO2S), after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. For optimum catalyst operation, the air fuel mixture (air-fuel ratio) Reason For Ford E-450 Super Duty Stripped Chassis P0139 Code The reason of Ford E-450 Super Duty Stripped Chassis P0139 OBD-II Engine Error Code is P0139 O2 Sensor Circuit Slow Response Bank 1 Sensor 2.

If your vehicle failed a P0139 Ford E-450 Super Duty Stripped Chassis test and the Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look P0139 Ford E-450 Super Duty Stripped Chassis: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.

Ford E-450 Super Duty Stripped Chassis P0139 Possible Solution :

In-line Ford engines, along with those of most other manufacturers, begin the numbering of cylinders at the front and proceed in numerical order toward the back. In the V-engine design, Ford follows a similar design with the number one cylinder at the front left of the engine. In the V-6 configuration, cylinder 4 is at the front right of the engine and in a V-8, cylinder number 5 is in that location. Other manufacturers sometimes use an alternating pattern in the V-engines.

What does fault code P0139 mean for Ford E-450 Super Duty Stripped Chassis ? What does a diagnostic reading P0139 mean for Ford E-450 Super Duty Stripped Chassis ? How to fix OBD2 Code P0139 for Ford E-450 Super Duty Stripped Chassis ? What do we know about P0139 code for Ford E-450 Super Duty Stripped Chassis ?