Pontiac Trans Sport P0171 Engine Error Code

When you check Pontiac Trans Sport car engine light came on code P0171 the reason should be Fuel injection system does not operate properly.. However Pontiac manufacturer may have a different definition for the P0171 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0171 Pontiac Trans Sport engine diagnostic code is about in terms of how often you should get your tyres rotated, it's different for every vehicle and type of tyre, but having them rotated at every oil change is a good rule of thumb. Check with the tyre manufacturer for a more specific time frame. Remember that the more often you rotate your tyres, the more evenly they'll wear, and when you have the tyres rotated, you should also get them checked for balance and alignment.

Pontiac Trans Sport P0171 OBD-II Diagnostic Powertrain (P) Trouble Code Description Pontiac Trans Sport car P0171 OBD-II Trouble Code With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture ratio can be brought closely to the theoretical mixture ratio based on the mixture ratio feedback signal from the heated oxyge Reason For Pontiac Trans Sport P0171 Code The reason of Pontiac Trans Sport P0171 OBD-II Engine Error Code is P0171 System Too Lean Bank 1.

OBD P0171 Pontiac Trans Sport code and tailpipe testing are two different approaches to identify vehicles in need of repair. The OBD system looks for broken or malfunctioning emissions control components and , while tailpipe tests sample a vehicle's exhaust to see if it is above or below certain prescribed limits. Given the robust nature of today's emissions control components, it is entirely possible for an individual component to P0171 Pontiac Trans Sport malfunction without leading to an immediate increase in emissions at the tailpipe. In such cases, other components (like the catalyst) can temporarily compensate for the part that is broken however, these other components can only do double duty for so long before they, too, begin to malfunction. In addition, OBD also monitors for P0171 Pontiac Trans Sport and other malfunctions in the fuel system problems that traditional tailpipe tests were not designed to identify. Most state and local areas also include a gas cap pressure test as part of an emission inspection.

Pontiac Trans Sport P0171 Possible Solution :

Power Steering Pressure (PSP) Switch Signal Malfunction The PCM counts the number of times vehicle speed transitions from 0 to a calibratable speed. After a calibratable number of speed transitions the PCM expects that the PSP input should have changed. This DTC is set if the transition is not detected. Vehicle towed with engine running Power steering hydraulic concern was repaired but DTC was not erased PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged Check, if possible, if vehicle was towed or power steering service was performed. Observe PSP V PID while checking wires for intermittents.

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