2011 Bmw 135is P0121 Fault Code Check
When you check 2011 Bmw 135is car engine light came on code P0121 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Bmw manufacturer may have a different definition for the P0121 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
To solve P0121 2011 2011 Bmw 135is problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs
2011 Bmw 135is P0121 OBD-II Diagnostic Powertrain (P) Trouble Code Description2011 Bmw 135is car P0121 OBD-II Trouble Code The throttle position sensor (Reason For 2011 Bmw 135is P0121 CodeThe reason of 2011 Bmw 135is P0121 OBD-II Fault Code Check is P0121 Throttle/Pedal Position Sensor/Switch A Circuit Range/Performance. |
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2011 Bmw 135is P0121 Possibble Fix Ways :
The most likely cause of this is that there is no refrigerant left in your system. This could be caused by a leak in your system somewhere, which will have to be fixed before refilling the refrigerant. If you're car-savvy and you own a set of air conditioning gauges, refilling the refrigerant is usually easy to do yourself. However, if you're not so confident, enlist the help of a knowledgeable friend or take a quick trip to the mechanic.
OBD P0121 2011 2011 Bmw 135is 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 P0121, 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 P0121 2011 2011 Bmw 135is 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 P0121 2011 2011 Bmw 135is 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.
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What does fault code P0121 mean for 2011 Bmw 135is ?
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